CN102931661B - Alternating-current distribution method and power supply wiring device compatible to various power grid patterns - Google Patents
Alternating-current distribution method and power supply wiring device compatible to various power grid patterns Download PDFInfo
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- CN102931661B CN102931661B CN201210426133.6A CN201210426133A CN102931661B CN 102931661 B CN102931661 B CN 102931661B CN 201210426133 A CN201210426133 A CN 201210426133A CN 102931661 B CN102931661 B CN 102931661B
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Abstract
The embodiment of the invention provides an alternating-current distribution method and a power supply wiring device compatible to various power grid patterns. The power supply wiring device comprises a first alternating-current input connection wire, a second alternating-current input connection wire, a third alternating-current input connection wire, a surge protector, a first port and a second port, wherein two live line port interfaces of the surge protector are bridged between the first alternating-current input connection wire and the second alternating-current input connection wire; the first port is connected with the second alternating-current input connection wire; the second port is connected with the null line port interface of the surge protector; when the power supply wiring device is connected with a single-phase alternating-current power grid or a dual-live line two-wire alternating-current power grid, the third alternating-current input connection wire is connected with the first port; and when the power supply wiring device is connected with a single-phase alternating-current power grid or a dual-live line three-wire alternating-current power grid, the third alternating-current input connection wire is connected with the second port. Since two ports capable of being connected with the alternating-current connection wires are introduced in the power supply wiring device, the power supply wiring device can satisfy the need of being compatible to the power grids in various patterns and supplying power for the loads of different voltage classes.
Description
Technical field
The present invention relates to AC distribution field, particularly, AC distribution method and power supply connection box that can compatible multiple electrical network standard.
Background technology
At present, there is the electrical network of multiple types, for example, single phase alternating current (A.C.) electrical network, three-phase alternating current electrical network, two fiery AC network etc.Meanwhile, also there is the load of different electric pressures, for example, the AC load of 220 volts of (V) electric pressures, the AC load of 110 volts of (V) electric pressures, DC load of various electric pressures etc.The difference of the diversity of electrical network standard and load voltage grade, has limited the versatility of communication power supply termination.So in order to meet different electrical network standards and load voltage grade, the manufacturer of power supply connection box develops different power supply connection box products for various situations mostly, can greatly increase like this development and maintenance cost.
For this reason, urgently develop a kind of power supply connection box, it can realize the AC distribution method of compatible multiple electrical network standard.
Summary of the invention
The present invention proposes AC distribution method and the power supply connection box of compatible multiple electrical network standard, be intended to solve the multiple electrical network standard problem that current power supply connection box cannot be compatible.
First aspect, a kind of power supply connection box has been proposed, comprise: the first interchange input wires, second exchanges input wires and exchanges input wires with the 3rd, wherein in the time that described power supply connection box is connected with single-phase alternating current electrical network, described first exchanges input wires is connected with the live wire of described single-phase alternating current electrical network, and described the second interchange input wires or the described the 3rd exchanges input wires and is connected with the zero line of described single-phase alternating current electrical network; In the time that described power supply connection box is connected with two fiery two line alternating current electrical networks, described first exchanges input wires is connected with a live wire of described two fiery two line alternating current electrical networks, and described second exchanges input wires is connected with another root live wire of described two fiery two line alternating current electrical networks; In the time that described power supply connection box is connected with two fiery three line alternating current electrical networks, described first exchanges input wires is connected with a live wire of described two fiery three line alternating current electrical networks, described second exchanges input wires is connected with another root live wire of described two fiery three line alternating current electrical networks, and the described the 3rd exchanges input wires is connected with the zero line of described two fiery three line alternating current electrical networks; Surge Protector, comprise two FireWire port port interfaces, a protective earthing (PE, ProtectingEarthing) port interface and a zero line port interface, wherein said two FireWire port port interfaces are connected across described the first interchange input wires and described second and exchange between input wires; The first port, connects described second and exchanges input wires; The second port, is connected with the zero line port interface of described Surge Protector; Wherein, in the time that described power supply connection box is connected with single-phase alternating current electrical network or two fiery two line alternating current electrical networks, the described the 3rd exchanges input wires is connected with described the first port; In the time that described power supply connection box is connected with two fiery three line alternating current electrical networks, the described the 3rd exchanges input wires is connected with described the second port.
In conjunction with first aspect, in the first implementation of first aspect, power supply connection box also comprises: one or more AC load, described AC load is connected across described the first interchange input wires and the described the 3rd and exchanges between input wires.
In conjunction with the first implementation of first aspect, in the second implementation of first aspect, described AC load comprises safeguards socket.
In conjunction with the first implementation of first aspect or first aspect or the second implementation of first aspect, in the third implementation of first aspect, power supply connection box, also comprise: one or more power supply units, described power supply unit is connected across described the first interchange input wires and described second and exchanges between input wires.
In conjunction with the third implementation of the first implementation of first aspect or first aspect or the second implementation of first aspect or first aspect, in the 4th kind of implementation of first aspect, the described the 3rd exchanges input wires is connected with described the first port or the second port by one of following element: binding post, short circuit copper bar, horizontal-associate part and single-pole double-throw switch (SPDT).
Second aspect, the AC distribution method of the multiple electrical network standard of a kind of compatibility has been proposed, described AC distribution method is carried out by power supply connection box, wherein said power supply connection box comprises: the first interchange input wires being connected with live wire or the zero line of described multiple electrical network standard respectively, second exchanges input wires exchanges input wires with the 3rd, its FireWire port port interface is connected across described first and exchanges input wires and described the second Surge Protector exchanging between input wires, exchange with described second the first port that input wires is connected, the second port being connected with the zero line port interface of described Surge Protector, described AC distribution method comprises: determine that described power supply connection box is connected with the electrical network of which kind of standard, in the time that definite described power supply connection box is connected with single-phase alternating current electrical network, exchanging input wires by described first is connected with the live wire of described single-phase alternating current electrical network, exchanging input wires by the described the 3rd is connected with the zero line of described single-phase alternating current electrical network, exchanging input wires by the described the 3rd is connected with described the first port, or in the time that definite described power supply connection box is connected with two fiery two line alternating current electrical networks, exchanging input wires by described first is connected with a live wire of described two fiery two line alternating current electrical networks, exchanging input wires by described second is connected with another root live wire of described two fiery two line alternating current electrical networks, exchanging input wires by the described the 3rd is connected with described the first port, or in the time that definite described power supply connection box is connected with two fiery three line alternating current electrical networks, exchanging input wires by described first is connected with a live wire of described two fiery three line alternating current electrical networks, exchanging input wires by described second is connected with another root live wire of described two fiery three line alternating current electrical networks, exchanging input wires by the described the 3rd is connected with the zero line of described two fiery three line alternating current electrical networks, exchanging input wires by the described the 3rd is connected with described the second port.
In conjunction with second aspect, in the first implementation of second aspect, AC distribution method also comprises: AC load is connected across to described the first interchange input wires and the described the 3rd and exchanges between input wires.
In conjunction with the first implementation of second aspect, in the second implementation of second aspect, described AC load comprises safeguards socket.
In conjunction with the first implementation of second aspect or second aspect or the second implementation of second aspect, in the third implementation of second aspect, AC distribution method also comprises: power supply unit is connected across to described the first interchange input wires and described second and exchanges between input wires.
In conjunction with the third implementation of the first implementation of second aspect or second aspect or the second implementation of second aspect or second aspect, in the 4th kind of implementation of second aspect, exchange input wires by the described the 3rd and be connected with described the first port or the second port by one of following element: binding post, short circuit copper bar, horizontal-associate part and single-pole double-throw switch (SPDT).
Embodiment of the present invention power supply connection box and AC distribution method can realize compatible multiple electrical network standard.In fact,, owing to having introduced two ports that can be connected with interchange input wires in embodiment of the present invention power supply connection box and AC distribution method, the electrical network that therefore can meet compatible multiple types is the needs of different electric pressure load supplyings.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, to the accompanying drawing of required use in the embodiment of the present invention be briefly described below, apparently, described accompanying drawing is only some embodiments of the present invention below, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is according to the structural representation of the power supply connection box of the embodiment of the present invention.
Fig. 2 is the line schematic diagram of power supply connection box according to an embodiment of the invention.
Fig. 3 is the line schematic diagram of power supply connection box according to another embodiment of the present invention.
Fig. 4 is the equivalent line schematic diagram of power supply connection box according to an embodiment of the invention.
Fig. 5 is the equivalent line schematic diagram of power supply connection box according to another embodiment of the present invention.
Fig. 6 is according to the flow chart of the AC distribution method of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of the present invention, instead of whole embodiment.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work, should belong to the scope of protection of the invention.
Figure 1 illustrates a kind of power supply connection box according to the embodiment of the present invention.Should understand, the structure of power supply connection box is as shown in Figure 1 only that schematically in actual applications, power supply connection box can access one or more power supply unit (PSU that commutating voltage is provided, Power Supple Unit), can also access one or more AC load.For convenience, in Fig. 1, illustrate AC load with " safeguarding socket ".The DC load accessing in power supply connection box and AC load can be various forms.
Specifically describe the structure of power supply connection box below in conjunction with Fig. 1.As shown in Figure 1; power supply connection box 1 comprises that three (for example exchange wiring; first exchanges input wires Q1, second exchanges input wires Q2 and exchanges input wires Q3 with the 3rd), Surge Protector (SPD; Surge Protection Device) and two ports (for example, the first port P1 and the second port P2).
Generally speaking, in the time that power supply connection box 1 is connected with single-phase alternating current electrical network, the live wire of the first interchange input wires Q1 and single-phase alternating current electrical network (for example, L line) connect, the second zero line (for example, N line) that exchanges input wires Q2 or the 3rd interchange input wires Q3 and single-phase alternating current electrical network connects.
Or, in the time that power supply connection box 1 is connected with two fiery two line alternating current electrical networks, a live wire of the first interchange input wires Q1 and two fiery two line alternating current electrical networks (for example, L1 line) connect, second exchanges input wires Q2 for example, connects with another root live wire (, L2 line) of two fiery two line alternating current electrical networks.
Alternatively, in the time that power supply connection box 1 is connected with two fiery three line alternating current electrical networks, a live wire of the first interchange input wires Q1 and two fiery three line alternating current electrical networks (for example, L1 line) connect, another root live wire of the second interchange input wires Q2 and two fiery three line alternating current electrical networks (for example, L2 line) connect, the 3rd exchanges input wires Q3 for example, connects with the zero line (, N line) of two fiery three line alternating current electrical networks.
One of ordinary skill in the art will readily recognize that above " L1 line " and " L2 line " are only live wire and the numbering title that adopts for convenience of description.In fact, " L1 line " and " L2 line " specifically do not refer to the information such as voltage height or order.That is to say, " L1 line " and " L2 line " in Fig. 1 can be exchanged.
As shown in Figure 1, Surge Protector SPD comprises two FireWire port port interfaces, a PE port interface and a zero line port interface, and wherein these two FireWire port port interfaces are connected across the first interchange input wires Q1 and second and exchange between input wires Q2.
In addition, the first port P1 connects second and exchanges input wires Q2, and the second port P2 is connected with the zero line port interface of Surge Protector SPD.
Conventionally, power supply connection box 1 can also comprise one or more AC load, for example, safeguard socket.These one or more AC load are connected across the first interchange input wires Q1 and the 3rd and exchange between input wires Q3.
Or power supply connection box 1 can also comprise one or more power supply unit PSU, these one or more power supply unit PSU are connected across the first interchange input wires Q1 and second and exchange between input wires Q2.
Wherein, in the time that power supply connection box 1 is connected with single-phase alternating current electrical network or two fiery two line alternating current electrical networks, the 3rd exchanges input wires Q3 is connected with the first port P1, as shown in Figure 2.In the time that power supply connection box 1 is connected with two fiery three line alternating current electrical networks, the 3rd exchanges input wires Q3 is connected with the second port P2, as shown in Figure 3.The 3rd exchanges input wires Q3 can be connected with the first port P1 or the second port P2 by one of following element: binding post, short circuit copper bar, horizontal-associate part and single-pole double-throw switch (SPDT).
The power supply connection box of the embodiment of the present invention can be realized compatible multiple electrical network standard.In fact, owing to having introduced two ports that can be connected with interchange input wires in embodiment of the present invention power supply connection box and AC distribution method, the electrical network that therefore not only can meet compatible multiple types is the needs of different electric pressure load supplyings, and can ensure reliability and the useful life of SPD.
As shown in Figure 1, the in the situation that of single-phase alternating current electrical network, PSU and safeguard that the input voltage of socket is the voltage between L line and N line.The in the situation that of two fiery two line alternating current electrical network, PSU and safeguard that the input voltage of socket is the voltage between L1 line and L2 line.The in the situation that of two fiery three line alternating current electrical network, the input voltage of PSU is the voltage between L1 line and L2 line, and the input voltage of safeguarding socket is the voltage between L1 line and N line.
Below, for convenience of description, suppose that the rated operational voltage of PSU is 220V alternating voltage, safeguard that socket provides 110V alternating voltage.
To specifically illustrate that in conjunction with Fig. 2 and Fig. 3 the embodiment of the present invention is the electrical network that how meets compatible multiple types by two port P1 and P2 when being the needs of different electric pressure load supplyings, can also ensure reliability and the useful life of SPD below.
In the first embodiment, when power supply connection box 1 and single-phase alternating current electrical network (for example, L line and N line) while being connected, first exchanges input wires Q1 is connected with the live wire L line of single-phase alternating current electrical network, the 3rd exchanges input wires Q3 is connected with the zero line N line of single-phase alternating current electrical network, and second exchanges input wires Q2 is not connected with any line.Now by the 3rd interchange input wires Q3 and the first port P1 short circuit being connected with N line, as shown in Figure 2.Under this kind of circuit connection, PSU and safeguard that the supply power voltage of socket is 208V alternating voltage, can meet power reguirements; And SPD can play the effect of counnter attack, namely, the live wire of SPD live wire, zero line and single-phase alternating current electrical network, zero line can mix wiring mutually.
Suppose, the 3rd interchange input wires Q3 and the second port P2 short circuit are got up, and the equivalent electric circuit of formation as shown in Figure 4.So, under this kind of circuit connection, the supply power voltage of PSU is 0V alternating voltage, and the supply power voltage of safeguarding socket is 208V alternating voltage, does not therefore meet power reguirements.
Suppose, the 3rd interchange input wires Q3 and the first port P1, the equal short circuit of the second port P2 are got up, and the equivalent electric circuit of formation as shown in Figure 5.So, under this kind of circuit connection, the supply power voltage of PSU is 208V alternating voltage, and the supply power voltage of safeguarding socket is 208V alternating voltage, can meet power reguirements.But if now L line and N line connect instead, L line is connected on the zero line port interface of SPD, L line can pass through the direct ground connection of gas discharge tube of SPD, so greatly reduce reliability and the fail safe of SPD.
As from the foregoing, when input power standard is in the situation of single-phase alternating current electrical network, the 3rd exchange input wires Q3 should with the first port P1 short circuit.
In a second embodiment, when power supply connection box 1 and two fiery two line alternating current electrical networks (for example, L1 line and L2 line) while being connected, first exchanges input wires Q1 is connected with the live wire L1 line of two fiery two line alternating current electrical networks, second exchanges input wires Q2 is connected with another live wire L2 line of two fiery two line alternating current electrical networks, the 3rd exchanges input wires Q3 is not connected with any line, now the 3rd interchange input wires Q3 and the first port P1 short circuit is got up, as shown in Figure 2.Under this kind of circuit connection, PSU and safeguard that the supply power voltage of socket is 208V alternating voltage, can meet power reguirements; And SPD can play the effect of counnter attack.
Suppose, the 3rd interchange input wires Q3 and the second port P2 short circuit are got up, and the equivalent electric circuit of formation as shown in Figure 4.So, under this kind of circuit connection, the supply power voltage of PSU is 208V alternating voltage, and the supply power voltage of safeguarding socket is 0V alternating voltage, does not therefore meet power reguirements.
Suppose, the 3rd interchange input wires Q3 and the first port P1, the equal short circuit of the second port P2 are got up, and the equivalent electric circuit of formation as shown in Figure 5.So, under this kind of circuit connection, the supply power voltage of PSU is 208V alternating voltage, and the supply power voltage of safeguarding socket is 208V alternating voltage, can meet power reguirements.But now L2 line is connected on the zero line port interface of SPD, therefore L2 line, by the direct ground connection of gas discharge tube of SPD, will greatly reduce reliability and the fail safe of SPD.
As from the foregoing, when input power standard is in the situation of two fiery two line alternating current electrical networks, the 3rd exchange input wires Q3 should with the first port P1 short circuit.
In the 3rd embodiment, when power supply connection box 1 and two fiery three line alternating current electrical networks (for example, L1 line and L2 line and N line) while being connected, first exchanges input wires Q1 is connected with the live wire L1 line of two fiery three line alternating current electrical networks, second exchanges input wires Q2 is connected with another live wire L2 line of two fiery three line alternating current electrical networks, the 3rd exchanges input wires Q3 is connected with the zero line N line of two fiery three line alternating current electrical networks, now the 3rd interchange input wires Q3 and the second port P2 short circuit is got up, as shown in Figure 3.Under this kind of circuit connection, the supply power voltage of PSU is 208V alternating voltage, and the supply power voltage of safeguarding socket is 110V alternating voltage, can meet power reguirements; And SPD can play the effect of counnter attack.
In the situation that power supply connection box 1 is connected with two fiery three line alternating current electrical networks, the 3rd exchanges input wires Q3 can not get up with the first port P1 short circuit, in order to avoid cause live wire and zero line short circuit in two fiery three line alternating current electrical networks.
As from the foregoing, when input power standard is in the situation of two fiery three line alternating current electrical networks, the 3rd exchange input wires Q3 should with the second port P2 short circuit.
Known by above-mentioned analysis, because the power supply connection box of the embodiment of the present invention has been introduced two ports (i.e. the first port P1 and the second port P2) that can be connected with interchange input wires, the electrical network that therefore not only can meet compatible multiple types is the needs of different electric pressure load supplyings, and can ensure reliability and the useful life of SPD.
In the time of practical layout, the first port P1, the second port P2 and the 3rd can be exchanged to input wires Q3 and receive respectively terminal, then with exchanges sky and opens layout together and arrive front panel.In the time of the different power supply standard of compatibility, by changing the position of short circuit copper bar or horizontal-associate part: in the time that power supply is input as two fiery three line alternating current electrical network, the terminal of the 3rd interchange input wires Q3 and the terminal short circuit of the second port P2 are got up with short circuit copper bar or horizontal-associate part; In the time that power supply is input as two fiery two line alternating current electrical networks or single-phase alternating current electrical network, the terminal of the 3rd interchange input wires Q3 and the terminal short circuit of the first port P1 are got up with short circuit copper bar or horizontal-associate part.Also can use the switch of single-pole double throw: in the time that power supply is input as two fiery three line alternating current electrical network, switch is pushed to the position of the second port P2, so the 3rd exchanges input wires Q3 and the second port P2 conducting; In the time that power supply is input as two fiery two line alternating current electrical networks or single-phase alternating current electrical network, switch is pushed to the position of the first port P1, so the 3rd exchanges input wires Q3 and the first port P1 conducting.Certainly, if the changeless words of electrical network standard of power supply input also can directly exchange input wires Q3 with conventional electric wire by the 3rd and be fixedly connected with the first port P1 or the second port P2.Like this simple to operation, and be beneficial to maintenance.
With reference to above explanation and Fig. 6, another embodiment of the present invention has proposed the AC distribution method of the multiple electrical network standard of a kind of compatibility.This AC distribution method is carried out by power supply connection box 1, wherein power supply connection box 1 comprises: the first interchange input wires Q1, second being connected with live wire or the zero line of described multiple electrical network standard respectively exchanges input wires Q2 and exchanges input wires Q3 with the 3rd, with and FireWire port port interface be connected across described first and exchange input wires and described the second SPD exchanging between input wires, the the first port P1 being connected with the second interchange input wires Q2, the second port P2 being connected with the zero line port interface of SPD.
As shown in Figure 6, this AC distribution method comprises:
Step S61, determines that described power supply connection box 1 is connected with the electrical network of which kind of standard.
Step S62, in the time that definite described power supply connection box is connected with single-phase alternating current electrical network, exchanging input wires by described first is connected with the live wire of described single-phase alternating current electrical network, exchanging input wires by the described the 3rd is connected with the zero line of described single-phase alternating current electrical network, exchange input wires by the described the 3rd and be connected with described the first port, or
Step S63, in the time that definite described power supply connection box is connected with two fiery two line alternating current electrical networks, exchanging input wires by described first is connected with a live wire of described two fiery two line alternating current electrical networks, exchanging input wires by described second is connected with another root live wire of described two fiery two line alternating current electrical networks, exchange input wires by the described the 3rd and be connected with described the first port, or
Step S64, in the time that definite described power supply connection box is connected with two fiery three line alternating current electrical networks, exchanging input wires by described first is connected with a live wire of described two fiery three line alternating current electrical networks, exchanging input wires by described second is connected with another root live wire of described two fiery three line alternating current electrical networks, exchange input wires by the described the 3rd and be connected with the zero line of described two fiery three line alternating current electrical networks, exchange input wires by the described the 3rd and be connected with described the second port.
Above, can exchange input wires by the described the 3rd is connected with described the first port or the second port by one of following element: binding post, short circuit copper bar, horizontal-associate part and single-pole double-throw switch (SPDT).
Alternatively, this AC distribution method can also comprise that AC load is connected across to described the first interchange input wires and the described the 3rd to be exchanged between input wires.This AC load for example can comprise and safeguard socket.
Alternatively, this AC distribution method can also comprise that power supply unit is connected across to described the first interchange input wires and described second to be exchanged between input wires.
The AC distribution method of the embodiment of the present invention can realize compatible multiple electrical network standard.In fact, owing to having introduced two ports that can be connected with interchange input wires in embodiment of the present invention power supply connection box and AC distribution method, the electrical network that therefore not only can meet compatible multiple types is the needs of different electric pressure load supplyings, and can ensure reliability and the useful life of SPD.
Should understand, the scheme that each claim of the present invention is narrated also should be regarded an embodiment as, and be that feature in claim is combinable, as the step of the different branches of the execution after the determining step in the present invention can be used as different embodiment.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection range of claim.
Claims (10)
1. a power supply connection box, is characterized in that, comprising:
The first interchange input wires, second exchanges input wires and exchanges input wires with the 3rd, wherein in the time that described power supply connection box is connected with single-phase alternating current electrical network, described first exchanges input wires is connected with the live wire of described single-phase alternating current electrical network, and described the second interchange input wires or the described the 3rd exchanges input wires and is connected with the zero line of described single-phase alternating current electrical network; In the time that described power supply connection box is connected with two fiery two line alternating current electrical networks, described first exchanges input wires is connected with a live wire of described two fiery two line alternating current electrical networks, and described second exchanges input wires is connected with another root live wire of described two fiery two line alternating current electrical networks; In the time that described power supply connection box is connected with two fiery three line alternating current electrical networks, described first exchanges input wires is connected with a live wire of described two fiery three line alternating current electrical networks, described second exchanges input wires is connected with another root live wire of described two fiery three line alternating current electrical networks, and the described the 3rd exchanges input wires is connected with the zero line of described two fiery three line alternating current electrical networks;
Surge Protector, comprises two FireWire port port interfaces, a protective earthing port interface and a zero line port interface, and wherein said two FireWire port port interfaces are connected across described the first interchange input wires and described second and exchange between input wires;
The first port, connects described second and exchanges input wires;
The second port, is connected with the zero line port interface of described Surge Protector;
Wherein, in the time that described power supply connection box is connected with single-phase alternating current electrical network or two fiery two line alternating current electrical networks, the described the 3rd exchanges input wires is connected with described the first port; In the time that described power supply connection box is connected with two fiery three line alternating current electrical networks, the described the 3rd exchanges input wires is connected with described the second port.
2. power supply connection box according to claim 1, is characterized in that, also comprises:
One or more AC load, described AC load is connected across described the first interchange input wires and the described the 3rd and exchanges between input wires.
3. power supply connection box according to claim 2, is characterized in that, described AC load comprises safeguards socket.
4. according to the power supply connection box described in any one in claims 1 to 3, it is characterized in that, also comprise:
One or more power supply units, described power supply unit is connected across described the first interchange input wires and described second and exchanges between input wires.
5. according to the power supply connection box described in any one in claims 1 to 3, it is characterized in that, the described the 3rd exchanges input wires is connected with described the first port or the second port by one of following element:
Binding post, short circuit copper bar, horizontal-associate part and single-pole double-throw switch (SPDT).
6. the AC distribution method of the multiple electrical network standard of compatibility, it is characterized in that, described AC distribution method is carried out by power supply connection box, wherein said power supply connection box comprises: the first interchange input wires being connected with live wire or the zero line of described multiple electrical network standard respectively, second exchanges input wires exchanges input wires with the 3rd, its FireWire port port interface is connected across described first and exchanges input wires and described the second Surge Protector exchanging between input wires, exchange with described second the first port that input wires is connected, the second port being connected with the zero line port interface of described Surge Protector, described AC distribution method comprises:
Determine that described power supply connection box is connected with the electrical network of which kind of standard;
In the time that definite described power supply connection box is connected with single-phase alternating current electrical network, exchanging input wires by described first is connected with the live wire of described single-phase alternating current electrical network, exchanging input wires by the described the 3rd is connected with the zero line of described single-phase alternating current electrical network, exchange input wires by the described the 3rd and be connected with described the first port, or
In the time that definite described power supply connection box is connected with two fiery two line alternating current electrical networks, exchanging input wires by described first is connected with a live wire of described two fiery two line alternating current electrical networks, exchanging input wires by described second is connected with another root live wire of described two fiery two line alternating current electrical networks, exchange input wires by the described the 3rd and be connected with described the first port, or
In the time that definite described power supply connection box is connected with two fiery three line alternating current electrical networks, exchanging input wires by described first is connected with a live wire of described two fiery three line alternating current electrical networks, exchanging input wires by described second is connected with another root live wire of described two fiery three line alternating current electrical networks, exchange input wires by the described the 3rd and be connected with the zero line of described two fiery three line alternating current electrical networks, exchange input wires by the described the 3rd and be connected with described the second port.
7. AC distribution method according to claim 6, is characterized in that, also comprises:
AC load is connected across to described the first interchange input wires and the described the 3rd to be exchanged between input wires.
8. AC distribution method according to claim 7, is characterized in that, described AC load comprises safeguards socket.
9. according to the AC distribution method described in any one in claim 6 to 8, it is characterized in that, also comprise:
Power supply unit is connected across to described the first interchange input wires and described second to be exchanged between input wires.
10. according to the AC distribution method described in any one in claim 6 to 8, it is characterized in that, exchange input wires by the described the 3rd and be connected with described the first port or the second port by one of following element:
Binding post, short circuit copper bar, horizontal-associate part and single-pole double-throw switch (SPDT).
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| CN201210426133.6A CN102931661B (en) | 2012-10-31 | 2012-10-31 | Alternating-current distribution method and power supply wiring device compatible to various power grid patterns |
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| CN201210426133.6A CN102931661B (en) | 2012-10-31 | 2012-10-31 | Alternating-current distribution method and power supply wiring device compatible to various power grid patterns |
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