CN212587964U - Control protection switch composite set - Google Patents
Control protection switch composite set Download PDFInfo
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- CN212587964U CN212587964U CN202021357915.5U CN202021357915U CN212587964U CN 212587964 U CN212587964 U CN 212587964U CN 202021357915 U CN202021357915 U CN 202021357915U CN 212587964 U CN212587964 U CN 212587964U
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Abstract
A control protection switch combination device comprises a control panel arranged on a cabinet door of a power distribution cabinet and a sub-control switch main body arranged inside the power distribution cabinet; the control panel is provided with a total control display unit; the sub-control switch main body is provided with a sub-control display unit; the main control display unit is also connected with the branch control display units, controls the states of the branch control display modules and displays data; the master control display unit comprises a master control display module and a lightning protection module connected with the master control display module, and the lightning protection module comprises a piezoresistor; the piezoresistor is connected with the master control display module; the lightning protection module guarantees safe power utilization.
Description
Technical Field
The utility model belongs to the technical field of control protection switch technique and specifically relates to a control protection switch composite set.
Background
At present, a control protection switch product adopts a modularized single product structure form, integrates main functions of a traditional fuse, a contactor, an overload protection relay, a starter, an isolator and the like, and can realize control and protection of various motor loads and power distribution loads by selecting and matching functional modules or accessories according to needs. But the control protection switch product is installed inside the switch board and is not convenient for control and adjustment, and the problem of unsafe power utilization appears in thunderstorm weather.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a control protection switch composite set.
The utility model provides a its technical problem take following technical scheme to realize:
a control protection switch combination device comprises a control panel arranged on a cabinet door of a power distribution cabinet and a sub-control switch main body arranged inside the power distribution cabinet; the control panel is provided with a total control display unit; the sub-control switch main body is provided with a sub-control display unit;
the master control display unit comprises a master control display module and a lightning protection module connected with the master control display module, and the lightning protection module ensures safe power utilization; the main control display unit is also connected with the branch control display units, controls the states of the branch control display modules and displays data.
Preferably, the lightning protection module comprises a varistor; and the piezoresistor is connected with the master control display module.
Preferably, the sub-control display unit comprises a sub-control display module and a switch module; the switch module is electrically connected with the sub-control display module, and the sub-control display module controls the state of the switch module and displays data.
Preferably, the switch module comprises a three-phase power, and a main circuit and an auxiliary circuit which are connected with the three-phase power;
the main circuit comprises a first switch and a second switch, and the output end of the three-phase power is connected with the input ends of the first switch and the second switch; the output end of the first switch is connected with the wiring terminals 1U, 1V and 1W of the motor; the output end of the second switch is connected with the input end of the transformer T; the output end of the transformer T is connected with the motor binding posts 1U, 1V and 1W; the output end of the transformer T is also connected with an alternating current contactor KM.
Preferably, the secondary circuit comprises a fuse FU; the three-phase power L2 is connected with the input end of the fuse FU; the output end of the fuse FU is connected with an indicator light HW.
Preferably, the output end of the fuse FU is further connected with the input end of the switch block; the output end of the switch group is respectively connected with the first loop and the second loop.
Preferably, the switch group comprises a switch SG, a switch 1S and a switch BA; the output end of the fuse FU is connected with the input end of the switch SG; the output end of the switch SG is respectively connected with the switch 1S and the switch BA; the output ends of the switch 1S and the switch BA are respectively connected to the first loop and the second loop.
Preferably, the output end of the fuse FU is further connected to the input end of the third loop; the third loop comprises indicator lamps 1HB, 2HB, 1HY, 2HY and 2 HR.
The utility model has the advantages that:
1. the utility model relates to a control protection switch combination device, which comprises a control panel arranged on a cabinet door of a power distribution cabinet and a branch control switch main body arranged inside the power distribution cabinet; the control panel is provided with a total control display unit; the sub-control switch main body is provided with a sub-control display unit; the main control display unit is also connected with the branch control display units, controls the states of the branch control display modules and displays data; the master control display unit comprises a master control display module and a lightning protection module connected with the master control display module, and the lightning protection module comprises a piezoresistor; the piezoresistor is connected with the master control display module; the lightning protection module guarantees safe power utilization.
Drawings
Fig. 1 is a circuit connection block diagram of the present invention;
fig. 2 is a connection diagram of the main circuit according to the first embodiment of the present invention;
fig. 3 is a connection diagram of an auxiliary circuit according to a first embodiment of the present invention;
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings:
as shown in fig. 1-3, the control protection switch combination device of the present invention comprises a control panel disposed on a cabinet door of a power distribution cabinet and a sub-control switch main body disposed inside the power distribution cabinet; the control panel is provided with a total control display unit; the branch control switch main body is provided with a branch control display unit.
Furthermore, the master control display unit comprises a master control display module and a lightning protection module connected with the master control display module, and the lightning protection module ensures safe power utilization; specifically, the lightning protection module comprises a piezoresistor; and the piezoresistor is connected with the master control display module.
Furthermore, the main control display unit is also connected with the sub-control display unit, and is used for controlling the state of the sub-control display module and displaying data.
Further, the sub-control display unit comprises a sub-control display module and a switch module; the switch module is electrically connected with the sub-control display module, and the sub-control display module controls the state of the switch module and displays data.
Further, the switch module comprises three-phase power, and a main circuit and an auxiliary circuit which are connected with the three-phase power; specifically, the ends L1, L2 and L3 of the three-phase power are connected with the main circuit; and the end L2 of the three-phase power is connected with the auxiliary circuit.
Further, the main circuit comprises a first switch and a second switch, and the output ends of the L1, L2 and L3 ends of the three-phase power are connected with the input ends of the first switch and the second switch; the output end of the first switch is connected with the 1U, 1V and 1W ends of the binding posts of the motor; the output end of the second switch is connected with the input end of the transformer T; the output end of the transformer T is connected with the 1U, 1V and 1W ends of the binding posts of the motor; the output end of the transformer T is also connected with an alternating current contactor KM.
Further, the secondary circuit includes a fuse FU; the end L2 of the three-phase power is connected with the input end of the fuse FU; the output end of the fuse FU is connected with an indicator light HW.
Furthermore, the output end of the fuse FU is also connected with the input end of the switch block; the output end of the switch group is respectively connected with the first loop and the second loop; specifically, the switch group comprises a switch SG, a switch 1S and a switch BA; the output end of the fuse FU is connected with the input end of the switch SG; the output end of the switch SG is respectively connected with the switch 1S and the switch BA; the output ends of the switch 1S and the switch BA are respectively connected to the first loop and the second loop.
Further, the output end of the fuse FU is also connected with the input end of a third loop; the third loop comprises indicator lamps 1HB, 2HB, 1HY, 2HY and 2 HR.
The utility model relates to a control protection switch combination device, which comprises a control panel arranged on a cabinet door of a power distribution cabinet and a branch control switch main body arranged inside the power distribution cabinet; the control panel is provided with a total control display unit; the sub-control switch main body is provided with a sub-control display unit; the main control display unit is also connected with the branch control display units, controls the states of the branch control display modules and displays data; the master control display unit comprises a master control display module and a lightning protection module connected with the master control display module, and the lightning protection module comprises a piezoresistor; the piezoresistor is connected with the master control display module, and the lightning protection module ensures safe power utilization.
It should be emphasized that the embodiments of the present invention are illustrative and not restrictive, and therefore the present invention is not limited to the embodiments described in the detailed description, and all other embodiments derived from the technical solutions of the present invention by those skilled in the art also belong to the scope of the present invention.
Claims (8)
1. A control protection switch composite set which characterized in that: the control panel is arranged on a cabinet door of the power distribution cabinet, and the sub-control switch main body is arranged in the power distribution cabinet; the control panel is provided with a total control display unit; the sub-control switch main body is provided with a sub-control display unit;
the master control display unit comprises a master control display module and a lightning protection module connected with the master control display module, and the lightning protection module ensures safe power utilization; the main control display unit is also connected with the branch control display units, controls the states of the branch control display units and displays data.
2. A combination control and protection switch as claimed in claim 1, wherein: the lightning protection module comprises a piezoresistor; and the piezoresistor is connected with the master control display module.
3. A combination control and protection switch as claimed in claim 1, wherein: the sub-control display unit comprises a sub-control display module and a switch module; the switch module is electrically connected with the sub-control display module, and the sub-control display module controls the state of the switch module and displays data.
4. A combination control and protection switch as claimed in claim 3, wherein: the switch module comprises a three-phase power, a main circuit and an auxiliary circuit which are connected with the three-phase power;
the main circuit comprises a first switch and a second switch, and the output end of the three-phase power is connected with the input ends of the first switch and the second switch; the output end of the first switch is connected with the wiring terminals 1U, 1V and 1W of the motor; the output end of the second switch is connected with the input end of the transformer T; the output end of the transformer T is connected with the motor binding posts 1U, 1V and 1W; the output end of the transformer T is also connected with an alternating current contactor KM.
5. The combination control and protection switch device as claimed in claim 4, wherein: the auxiliary circuit comprises a fuse FU; the three-phase power L2 is connected with the input end of the fuse FU; the output end of the fuse FU is connected with an indicator light HW.
6. A combination control and protection switch device according to claim 5, characterized in that: the output end of the fuse FU is also connected with the input end of the switch group; the output end of the switch group is respectively connected with the first loop and the second loop.
7. The combination control and protection switch device as claimed in claim 6, wherein: the switch group comprises a switch SG, a switch 1S and a switch BA; the output end of the fuse FU is connected with the input end of the switch SG; the output end of the switch SG is respectively connected with the switch 1S and the switch BA; the output ends of the switch 1S and the switch BA are respectively connected to the first loop and the second loop.
8. A combination control and protection switch device according to claim 5, characterized in that: the output end of the fuse FU is also connected with the input end of a third loop; the third loop comprises indicator lamps 1HB, 2HB, 1HY, 2HY and 2 HR.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021357915.5U CN212587964U (en) | 2020-07-10 | 2020-07-10 | Control protection switch composite set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021357915.5U CN212587964U (en) | 2020-07-10 | 2020-07-10 | Control protection switch composite set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212587964U true CN212587964U (en) | 2021-02-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021357915.5U Active CN212587964U (en) | 2020-07-10 | 2020-07-10 | Control protection switch composite set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212587964U (en) |
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2020
- 2020-07-10 CN CN202021357915.5U patent/CN212587964U/en active Active
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