CN206977335U - Soft starter device is controlled with capacity staggered form - Google Patents
Soft starter device is controlled with capacity staggered form Download PDFInfo
- Publication number
- CN206977335U CN206977335U CN201720691607.8U CN201720691607U CN206977335U CN 206977335 U CN206977335 U CN 206977335U CN 201720691607 U CN201720691607 U CN 201720691607U CN 206977335 U CN206977335 U CN 206977335U
- Authority
- CN
- China
- Prior art keywords
- contactor
- circuit
- cabinet circuit
- motor controlling
- cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Motor And Converter Starters (AREA)
Abstract
The utility model discloses a kind of same capacity staggered form control soft starter device, including the first bus, second bus, first switch cabinet circuit, second switch cabinet circuit, 3rd switch cubicle circuit, 4th switch cubicle circuit, the first soft start reactor cabinet circuit, the second soft start reactor cabinet circuit, first soft start maintenance isolation cabinet circuit, second soft start maintenance isolation cabinet circuit, the first motor controlling cabinet circuit, the second motor controlling cabinet circuit, 3rd motor controlling cabinet circuit, the 4th motor controlling cabinet circuit and bus isolation cabinet circuit.The utility model has can be cost-effective and the characteristics of can realize electric machine soft starting on two sets of control system cross-over controls, two sections of buses.
Description
Technical field
Start Technology field is the utility model is related to, can be cost-effective more particularly, to one kind and two sets of controls can be realized
System transposition processed controls the same capacity staggered form control soft starter device of electric machine soft starting on two sections of buses.
Background technology
At present, a large amount of soft starter device design methods carry out soft start to a motor using a soft starter device or adopted
Multiple electric motors are carried out with soft start with a soft starter device, a soft starter device carries out the mode of soft start to a motor
Customer investment cost is too high, increases the investment of user, and the mode that a soft starter device carries out soft start to multiple electric motors can drop
Low up-front investment cost, but cause multiple electric motors can not carry out soft start after soft start failure, it is not straight by soft use
Pick up it is dynamic be likely to result in plant area's Electrical Safety, wide-area power outage can be caused, risk is high.
For some above-mentioned problems, Chinese patent notification number is CN203537282U, on April 9th, 2014, discloses one
Liquid resistance soft starting device of the kind for more than two asynchronous motors of synchronous initiation, the liquid resistance soft starting device include
Drive device, transmission device and movable frame, the drive device are used to drive the transmission device, and the transmission device drives
The movable frame vertically moves, and the movable frame is provided with movable plate electrode more than two, and movable plate electrode described in every group is located at respectively
In corresponding electrohydraulic box, the one group fixed plate corresponding with every group of movable plate electrode, every group of dynamic pole are additionally provided with each electrohydraulic box
Plate includes three pieces of movable plate electrodes, and every group of fixed plate includes three pieces of fixed plates, the electrolyte for having comparable sodium in the electrohydraulic box.The reality
It is by same drive device with the new liquid resistance change for make it that more than two wire wound asynchronous motors startings are corresponding
Controlled with transmission device, uniformity is good, so as to ensure that the synchronous initiation demand of multiple motors.But its weak point is：
The utility model lacks standby soft starting device, once liquid resistance soft starting device breaks down, whole device just can not
Work on.
Utility model content
The utility model is to overcome in the prior art, and soft start is carried out to multiple electric motors in a soft starter device
When, it will result in the problem of multiple electric motors can not carry out soft start after soft starter device failure, there is provided Yi Zhongneng
Same capacity staggered form control enough cost-effective and that electric machine soft starting on two sets of control system cross-over controls, two sections of buses can be realized
Soft starter device.
To achieve the above object, the utility model uses following technical scheme：
A kind of same capacity staggered form control soft starter device, including the first bus, the second bus, first switch cabinet circuit,
Second switch cabinet circuit, the 3rd switch cubicle circuit, the 4th switch cubicle circuit, the first soft start reactor cabinet circuit, second soft
Dynamic reactor cabinet circuit, the first soft start maintenance isolation cabinet circuit, the second soft start maintenance isolation cabinet circuit, the first motor control
Cabinet circuit, the second motor controlling cabinet circuit, the 3rd motor controlling cabinet circuit, the 4th motor controlling cabinet circuit and bus isolation cabinet electricity
Road；First switch cabinet circuit and second switch cabinet circuit electrically connect with the first bus, the 3rd switch cubicle circuit and the 4th switch
Cabinet circuit electrically connects with the second bus, the first soft start reactor cabinet circuit, the first soft start maintenance isolation cabinet circuit, first
Motor controlling cabinet circuit, the second motor controlling cabinet circuit, bus isolation cabinet circuit, the 3rd motor controlling cabinet circuit, the 4th motor
Switch board circuit, the second soft start maintenance isolation cabinet circuit and the second soft start reactor cabinet circuit are sequentially connected electrically, and first opens
Cabinet circuit and the electrical connection of the first motor controlling cabinet circuit, second switch cabinet circuit and the electrical connection of the second motor controlling cabinet circuit are closed,
3rd switch cubicle circuit and the electrical connection of the 3rd motor controlling cabinet circuit, the 4th switch cubicle circuit and the 4th motor controlling cabinet circuit electricity
Connection.
In the utility model, every section of bus is equipped with 1 set of soft starter device, carries out soft start to the motor of the bus section, busbar section, often
Soft starter device can control another section of bus soft starter device on section bus, be substantially increased by this cross-over control mode
The utilization rate of soft-start device, avoid because soft starting cabinet failure can not normal starting motor.
Preferably, first switch cabinet circuit, second switch cabinet circuit, the 3rd switch cubicle circuit and the 4th switch cubicle circuit
Include 3 current transformers, disconnecting switch, electric capacity, breaker, electrification display and arrester, each current transformer
One end is connected with circuit breaker electric, and the other end of each current transformer is respectively electrically connected with arrester, disconnecting switch and electric capacity
Connect, electrification display one end electrically connects with electric capacity, and the electrification display other end electrically connects with disconnecting switch.Switch cubicle circuit is used for
The adhesive of each contactor or off-state in controlled motor switch board circuit.Arrester is used to protect electrical equipment against high wink
State overvoltage injury.
Preferably, the first soft start reactor cabinet circuit and the second soft start reactor cabinet circuit include IGCT,
Fuse, transformer, electric capacity and electrification display, IGCT one end and fuse electrical connection, the IGCT other end and transformer
Electrical connection, fuse and transformer electrical connection, electric capacity one end electrically connect with electrification display, and the electric capacity other end is electrically connected with transformer
Connect.Soft start reactor cabinet circuit is used for the impedance for changing loop, and then changes the volume output of motor.
Preferably, the first motor controlling cabinet circuit includes contactor KMV1, contactor KMV2, contactor KMV3, electric capacity
And electrification display, electric capacity one end electrically connect with electrification display, the electric capacity other end is respectively with contactor KMV1 one end and connecing
Tentaculum KMV2 one end electrical connection, the contactor KMV1 other end electrically connect with contactor KMV3 one end, contactor KMV3's
The other end isolates cabinet circuit with the first soft start maintenance respectively and the second motor controlling cabinet circuit electrically connects, and contactor KMV2's is another
One end isolates cabinet circuit with the first soft start maintenance respectively and the second motor controlling cabinet circuit electrically connects.When the utility model starts
During startup, contactor KMV1 disconnects, contactor KMV2 and contactor KMV3 adhesives, when the utility model start completion, contact
Device KMV1 adhesives, contactor KMV2 and contactor KMV3 disconnect.
Preferably, the second motor controlling cabinet circuit includes contactor KMV4, contactor KMV5, contactor KMV6, electric capacity
And electrification display, electric capacity one end electrically connect with electrification display, the electric capacity other end is respectively with contactor KMV4 one end and connecing
Tentaculum KMV5 one end electrical connection, the contactor KMV4 other end electrically connect with contactor KMV6 one end, contactor KMV6's
The other end isolates cabinet circuit and the electrical connection of the first motor controlling cabinet circuit with bus respectively, the contactor KMV5 other end respectively with
Bus isolates cabinet circuit and the electrical connection of the first motor controlling cabinet circuit.When the utility model starts to start, contactor KMV4 breaks
Open, contactor KMV5 and contactor KMV6 adhesives, when the utility model start completion, contactor KMV4 adhesives, contactor
KMV5 and contactor KMV6 disconnects.
Preferably, the 3rd motor controlling cabinet circuit includes contactor 1KMV, contactor 2KMV, contactor 3KMV, electric capacity
And electrification display, electric capacity one end electrically connect with electrification display, the electric capacity other end is respectively with contactor 1KMV one end and connecing
Tentaculum 2KMV one end electrical connection, the contactor 1KMV other end electrically connect with contactor 3KMV one end, contactor 3KMV's
The other end isolates cabinet circuit and the electrical connection of the 4th motor controlling cabinet circuit with bus respectively, the contactor 2KMV other end respectively with
Bus isolates cabinet circuit and the electrical connection of the 4th motor controlling cabinet circuit.When the utility model starts to start, contactor 1KMV breaks
Open, contactor 2KMV and contactor 3KMV adhesives, when the utility model start completion, contactor 1KMV adhesives, contactor
2KMV and contactor 3KMV disconnects.
Preferably, the 4th motor controlling cabinet circuit includes contactor 4KMV, contactor 5KMV, contactor 6KMV, electric capacity
And electrification display, electric capacity one end electrically connect with electrification display, the electric capacity other end is respectively with contactor 4KMV one end and connecing
Tentaculum 5KMV one end electrical connection, the contactor 4KMV other end electrically connect with contactor 6KMV one end, contactor 6KMV's
The other end isolates cabinet circuit with the second soft start maintenance respectively and the 3rd motor controlling cabinet circuit electrically connects, and contactor 5KMV's is another
One end isolates cabinet circuit with the second soft start maintenance respectively and the 3rd motor controlling cabinet circuit electrically connects.When the utility model starts
During startup, contactor 4KMV disconnects, contactor 5KMV and contactor 6KMV adhesives, when the utility model start completion, contact
Device 4KMV adhesives, contactor 5KMV and contactor 6KMV disconnect.
Therefore, the utility model has the advantages that：（1）Reduce user's up-front investment cost；（2）Two sets can be realized
Electric machine soft starting on two sections of buses of control system cross-over control, improve the utilization rate of soft-start device.
Brief description of the drawings
Fig. 1 is a kind of theory diagram of the present utility model；
Fig. 2 is left-half circuit diagram of the present utility model；
Fig. 3 is right half part circuit diagram of the present utility model.
In figure：First bus 1, the second bus 2, first switch cabinet circuit 3, second switch cabinet circuit 4, the 3rd switch cubicle electricity
Road 5, the 4th switch cubicle circuit 6, the first soft start reactor cabinet circuit 7, the second 8, first soft, soft start reactor cabinet circuit
Dynamic maintenance isolation cabinet circuit 9, the second soft start maintenance isolation cabinet circuit 10, the first motor controlling cabinet circuit 11, the second motor control
Cabinet circuit 12 processed, the 3rd motor controlling cabinet circuit 13, the 4th motor controlling cabinet circuit 14, bus isolation cabinet circuit 15.
Embodiment
The utility model is further described with embodiment below in conjunction with the accompanying drawings：
A kind of same capacity staggered form control soft starter device as shown in Figure 1, including the first bus 1, the second bus 2, the
One switch cubicle circuit 3, second switch cabinet circuit 4, the 3rd switch cubicle circuit 5, the 4th switch cubicle circuit 6, the first soft start reactance
Device cabinet circuit 7, the second soft start reactor cabinet circuit 8, the first soft start maintenance isolation cabinet circuit 9, the second soft start maintenance every
From cabinet circuit 10, the first motor controlling cabinet circuit 11, the second motor controlling cabinet circuit 12, the 3rd motor controlling cabinet circuit 13,
Four motor controlling cabinet circuits 14 and bus isolation cabinet circuit 15；First switch cabinet circuit and second switch cabinet circuit are female with first
Line electrically connects, and the 3rd switch cubicle circuit and the 4th switch cubicle circuit electrically connect with the second bus, the first soft start reactor cabinet
Circuit, the first soft start maintenance isolation cabinet circuit, the first motor controlling cabinet circuit, the second motor controlling cabinet circuit, bus isolation
Cabinet circuit, the 3rd motor controlling cabinet circuit, the 4th motor controlling cabinet circuit, the second soft start maintenance isolation cabinet circuit and second are soft
Starting reactor cabinet circuit is sequentially connected electrically, first switch cabinet circuit and the electrical connection of the first motor controlling cabinet circuit, second switch
Cabinet circuit and the electrical connection of the second motor controlling cabinet circuit, the 3rd switch cubicle circuit and the electrical connection of the 3rd motor controlling cabinet circuit, the
Four switch cubicle circuits and the electrical connection of the 4th motor controlling cabinet circuit.
The utility model also includes 4 motors, each motor respectively with the first motor controlling cabinet circuit, the second motor control
Cabinet circuit processed, the 3rd motor controlling cabinet circuit and the electrical connection of the 4th motor controlling cabinet circuit.
As shown in Figures 2 and 3, first switch cabinet circuit, second switch cabinet circuit, the 3rd switch cubicle circuit and the 4th switch
Cabinet circuit includes 3 current transformers, disconnecting switch, electric capacity, breaker, electrification display and arrester, and each electric current is mutual
One end of sensor is connected with circuit breaker electric, the other end of each current transformer respectively with arrester, disconnecting switch and electricity
Hold electrical connection, electrification display one end electrically connects with electric capacity, and the electrification display other end electrically connects with disconnecting switch.Switch cubicle electricity
Road is used for the adhesive of each contactor or off-state in controlled motor switch board circuit.Arrester is used to protect electrical equipment to exempt from
Endangered by high transient overvoltage.
First soft start reactor cabinet circuit and the second soft start reactor cabinet circuit include IGCT, fuse, change
Depressor, electric capacity and electrification display, IGCT one end and fuse electrical connection, the IGCT other end and transformer electrical connection, melt
Disconnected device and transformer electrical connection, electric capacity one end electrically connect with electrification display, and the electric capacity other end electrically connects with transformer.Soft start
Reactor cabinet circuit is used for the impedance for changing loop, and then changes the volume output of motor.
In addition, the first motor controlling cabinet circuit includes contactor KMV1, contactor KMV2, contactor KMV3, electric capacity and band
Electric display, electric capacity one end electrically connect with electrification display, the electric capacity other end one end with contactor KMV1 and contactor respectively
KMV2 one end electrical connection, the contactor KMV1 other end electrically connect with contactor KMV3 one end, and contactor KMV3's is another
End isolates cabinet circuit with the first soft start maintenance respectively and the second motor controlling cabinet circuit electrically connects, the contactor KMV2 other end
Isolate cabinet circuit with the first soft start maintenance respectively and the second motor controlling cabinet circuit electrically connects.When the utility model starts to start
When, contactor KMV1 disconnects, contactor KMV2 and contactor KMV3 adhesives, when the utility model start completion, contactor
KMV1 adhesives, contactor KMV2 and contactor KMV3 disconnect.
Second motor controlling cabinet circuit includes contactor KMV4, contactor KMV5, contactor KMV6, electric capacity and powered display
Device, electric capacity one end electrically connect with electrification display, the electric capacity other end respectively with contactor KMV4 one end and contactor KMV5
One end electrically connects, and the contactor KMV4 other end electrically connects with contactor KMV6 one end, contactor KMV6 other end difference
Isolate cabinet circuit and the electrical connection of the first motor controlling cabinet circuit with bus, the contactor KMV5 other end isolates cabinet with bus respectively
Circuit and the electrical connection of the first motor controlling cabinet circuit.When the utility model starts to start, contactor KMV4 disconnects, contactor
KMV5 and contactor KMV6 adhesives, when the utility model start completion, contactor KMV4 adhesives, contactor KMV5 and contactor
KMV6 disconnects.
3rd motor controlling cabinet circuit includes contactor 1KMV, contactor 2KMV, contactor 3KMV, electric capacity and powered display
Device, electric capacity one end electrically connect with electrification display, the electric capacity other end respectively with contactor 1KMV one end and contactor 2KMV
One end electrically connects, and the contactor 1KMV other end electrically connects with contactor 3KMV one end, contactor 3KMV other end difference
Isolate cabinet circuit and the electrical connection of the 4th motor controlling cabinet circuit with bus, the contactor 2KMV other end isolates cabinet with bus respectively
Circuit and the electrical connection of the 4th motor controlling cabinet circuit.When the utility model starts to start, contactor 1KMV disconnects, contactor
2KMV and contactor 3KMV adhesives, when the utility model start completion, contactor 1KMV adhesives, contactor 2KMV and contactor
3KMV disconnects.
4th motor controlling cabinet circuit includes contactor 4KMV, contactor 5KMV, contactor 6KMV, electric capacity and powered display
Device, electric capacity one end electrically connect with electrification display, the electric capacity other end respectively with contactor 4KMV one end and contactor 5KMV
One end electrically connects, and the contactor 4KMV other end electrically connects with contactor 6KMV one end, contactor 6KMV other end difference
Isolate cabinet circuit and the electrical connection of the 3rd motor controlling cabinet circuit with the second soft start maintenance, the contactor 5KMV other end respectively with
Second soft start maintenance isolation cabinet circuit and the electrical connection of the 3rd motor controlling cabinet circuit.When the utility model starts to start, connect
Tentaculum 4KMV disconnects, contactor 5KMV and contactor 6KMV adhesives, and when the utility model start completion, contactor 4KMV inhales
Close, contactor 5KMV and contactor 6KMV disconnect.
Working method of the present utility model is as follows：
First set soft starter device includes the first bus, first switch cabinet circuit, second switch cabinet circuit, the first soft start
Reactor cabinet circuit, the first soft start maintenance isolation cabinet circuit, the first motor controlling cabinet circuit, the second motor controlling cabinet circuit.
Second set of soft starter device includes the second bus, the 3rd switch cubicle circuit, the 4th switch cubicle circuit, the second soft start
Reactor cabinet circuit, the second soft start maintenance isolation cabinet circuit, the 3rd motor controlling cabinet circuit, the 4th motor controlling cabinet circuit.
The method of operation one：Every suit soft starter device carries out soft to two motors under normal circumstances, and bus is isolated
Cabinet circuit is off all the time.
The method of operation two：When the first soft start reactor cabinet circuit breaks down, the first maintenance is isolated into cabinet circuit is in
Off-state, bus is isolated on cabinet closing of circuit, 4 motors started respectively by second set of soft starter device, first
Soft start reactor cabinet circuit can not influence the other equipment normal operation such as motor with normal service.
The method of operation three：When the second soft start reactor cabinet circuit breaks down, the second maintenance is isolated into cabinet circuit is in
Off-state, bus is isolated on cabinet closing of circuit, 4 motors started respectively by first set soft starter device, second
Soft start reactor cabinet circuit can not influence the other equipment normal operation such as motor with normal service.
It should be understood that the present embodiment is merely to illustrate the utility model rather than limitation the scope of the utility model.In addition
It should be understood that after the content of the utility model instruction has been read, those skilled in the art can make various to the utility model
Change or modification, these equivalent form of values equally fall within the application appended claims limited range.
Claims (8)
1. a kind of same capacity staggered form control soft starter device, it is characterized in that, including the first bus（1）, the second bus（2）, the
One switch cubicle circuit（3）, second switch cabinet circuit（4）, the 3rd switch cubicle circuit（5）, the 4th switch cubicle circuit（6）, first is soft
Starting reactor cabinet circuit（7）, the second soft start reactor cabinet circuit（8）, the first soft start maintenance isolation cabinet circuit（9）, the
Two soft starts maintenance isolation cabinet circuit（10）, the first motor controlling cabinet circuit（11）, the second motor controlling cabinet circuit（12）, the 3rd
Motor controlling cabinet circuit（13）, the 4th motor controlling cabinet circuit（14）Isolate cabinet circuit with bus（15）；First switch cabinet circuit
Electrically connected with second switch cabinet circuit with the first bus, the 3rd switch cubicle circuit and the 4th switch cubicle circuit with the second bus
Electrical connection, the first soft start reactor cabinet circuit, the first soft start maintenance isolation cabinet circuit, the first motor controlling cabinet circuit, the
It is two motor controlling cabinet circuits, bus isolation cabinet circuit, the 3rd motor controlling cabinet circuit, the 4th motor controlling cabinet circuit, second soft
Start maintenance isolation cabinet circuit and the second soft start reactor cabinet circuit is sequentially connected electrically, first switch cabinet circuit and the first motor
Switch board circuit electrically connects, second switch cabinet circuit and the electrical connection of the second motor controlling cabinet circuit, the 3rd switch cubicle circuit and the
Three motor controlling cabinet circuits electrically connect, the 4th switch cubicle circuit and the electrical connection of the 4th motor controlling cabinet circuit.
2. same capacity staggered form control soft starter device according to claim 1, it is characterized in that, first switch cabinet circuit,
Second switch cabinet circuit, the 3rd switch cubicle circuit and the 4th switch cubicle circuit include 3 current transformers, disconnecting switch, electricity
Appearance, breaker, electrification display and arrester, one end of each current transformer are connected with circuit breaker electric, and each electric current is mutual
The other end of sensor respectively electrically connects with arrester, disconnecting switch and electric capacity, and electrification display one end electrically connects with electric capacity, band
The electric display other end electrically connects with disconnecting switch.
3. same capacity staggered form control soft starter device according to claim 1, it is characterized in that, the first soft start reactor
Cabinet circuit and the second soft start reactor cabinet circuit include IGCT, fuse, transformer, electric capacity and electrification display, brilliant
Brake tube one end and fuse electrical connection, the IGCT other end and transformer electrical connection, fuse and transformer electrical connection, electric capacity one
End electrically connects with electrification display, and the electric capacity other end electrically connects with transformer.
4. same capacity staggered form control soft starter device according to claim 1, it is characterized in that, the first motor controlling cabinet electricity
Road includes contactor KMV1, contactor KMV2, contactor KMV3, electric capacity and electrification display, electric capacity one end and electrification display
Electrical connection, the electric capacity other end electrically connect with contactor KMV1 one end and contactor KMV2 one end respectively, contactor KMV1's
The other end electrically connects with contactor KMV3 one end, and the contactor KMV3 other end isolates cabinet electricity with the first soft start maintenance respectively
Road and the electrical connection of the second motor controlling cabinet circuit, the contactor KMV2 other end isolate cabinet circuit with the first soft start maintenance respectively
Electrically connected with the second motor controlling cabinet circuit.
5. same capacity staggered form control soft starter device according to claim 1, it is characterized in that, the second motor controlling cabinet electricity
Road includes contactor KMV4, contactor KMV5, contactor KMV6, electric capacity and electrification display, electric capacity one end and electrification display
Electrical connection, the electric capacity other end electrically connect with contactor KMV4 one end and contactor KMV5 one end respectively, contactor KMV4's
The other end electrically connects with contactor KMV6 one end, and the contactor KMV6 other end isolates cabinet circuit and the first electricity with bus respectively
Machine switch board circuit electrically connects, and the contactor KMV5 other end isolates cabinet circuit and the first motor controlling cabinet circuit with bus respectively
Electrical connection.
6. same capacity staggered form control soft starter device according to claim 1, it is characterized in that, the 3rd motor controlling cabinet electricity
Road includes contactor 1KMV, contactor 2KMV, contactor 3KMV, electric capacity and electrification display, electric capacity one end and electrification display
Electrical connection, the electric capacity other end electrically connect with contactor 1KMV one end and contactor 2KMV one end respectively, contactor 1KMV's
The other end electrically connects with contactor 3KMV one end, and the contactor 3KMV other end isolates cabinet circuit and the 4th electricity with bus respectively
Machine switch board circuit electrically connects, and the contactor 2KMV other end isolates cabinet circuit and the 4th motor controlling cabinet circuit with bus respectively
Electrical connection.
7. same capacity staggered form control soft starter device according to claim 1, it is characterized in that, the 4th motor controlling cabinet electricity
Road includes contactor 4KMV, contactor 5KMV, contactor 6KMV, electric capacity and electrification display, electric capacity one end and electrification display
Electrical connection, the electric capacity other end electrically connect with contactor 4KMV one end and contactor 5KMV one end respectively, contactor 4KMV's
The other end electrically connects with contactor 6KMV one end, and the contactor 6KMV other end isolates cabinet electricity with the second soft start maintenance respectively
Road and the electrical connection of the 3rd motor controlling cabinet circuit, the contactor 5KMV other end isolate cabinet circuit with the second soft start maintenance respectively
Electrically connected with the 3rd motor controlling cabinet circuit.
8. the same capacity staggered form control soft starter device according to claim 1 or 2 or 3 or 4 or 5 or 6 or 7, its feature
It is, in addition to 4 motors, each motor is respectively with the first motor controlling cabinet circuit, and the second motor controlling cabinet circuit, the 3rd is electric
Machine switch board circuit and the electrical connection of the 4th motor controlling cabinet circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720691607.8U CN206977335U (en) | 2017-06-14 | 2017-06-14 | Soft starter device is controlled with capacity staggered form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720691607.8U CN206977335U (en) | 2017-06-14 | 2017-06-14 | Soft starter device is controlled with capacity staggered form |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206977335U true CN206977335U (en) | 2018-02-06 |
Family
ID=61407658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720691607.8U Active CN206977335U (en) | 2017-06-14 | 2017-06-14 | Soft starter device is controlled with capacity staggered form |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206977335U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110174616A (en) * | 2019-04-30 | 2019-08-27 | 首钢京唐钢铁联合有限责任公司 | A kind of method and system of detection liquid resistance state |
-
2017
- 2017-06-14 CN CN201720691607.8U patent/CN206977335U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110174616A (en) * | 2019-04-30 | 2019-08-27 | 首钢京唐钢铁联合有限责任公司 | A kind of method and system of detection liquid resistance state |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103023000B (en) | Grid current limiting device and grid current limiting device and grid current limiting system | |
| CN103647458B (en) | Frequency conversion system and carry out the method and apparatus of precharge to the high voltage converter in it | |
| CN104158282A (en) | Dual-circuit switching control power circuit and high-voltage inverter | |
| CN104748288A (en) | Soft start charging circuit and control method thereof | |
| CN202717592U (en) | Novel high-voltage starting device for polycrystalline silicon reducing furnace | |
| CN207234495U (en) | Charging unit and system | |
| CN2907083Y (en) | Soft starter for high power industrial frequency transformer | |
| CN203660492U (en) | Microcomputer comprehensive protection device having active/passive automatic switching function | |
| CN206977335U (en) | Soft starter device is controlled with capacity staggered form | |
| CN104267222A (en) | IGCT-based direct current network voltage sudden change testing device and application method thereof | |
| CN205319698U (en) | Apply to electric main wiring of desulfurization that thermal power plant's desulfurization was reformed transform | |
| CN203671834U (en) | Soft start charging circuit | |
| CN202957583U (en) | Switching power device with alternating current input over-voltage protection function | |
| CN109412466A (en) | The compound start stop apparatus of turbine emergency DC lubricating and control method | |
| CN201717670U (en) | Dual-power-supply switching device with overvoltage protection | |
| CN201733065U (en) | Low-voltage single-phase power source overvoltage protective device | |
| CN207677661U (en) | A kind of 6kV primary voltages balance system | |
| CN2556830Y (en) | Short-circuit current combined limiter | |
| CN201298734Y (en) | Main electrical wiring for starting fuel gas and steam combined cycle generator set in two-drive-one mode with variable frequency | |
| CN202034780U (en) | 110kV filter compensation energy-saving set device | |
| CN202840464U (en) | High-voltage reactive on-site compensation apparatus | |
| CN201247945Y (en) | Over-voltage protection device | |
| CN217607699U (en) | Slow starting device of three-phase grid-connected star-connected chain type current converter | |
| CN203014657U (en) | Soft charging device used for high voltage frequency converter | |
| CN209994091U (en) | Switch cabinet control device with arc and harmonic elimination functions |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: With soft starting device of crossing control of capacity Effective date of registration: 20181031 Granted publication date: 20180206 Pledgee: Zhejiang Fuyang Rural Commercial Bank branch Limited by Share Ltd Silver Lake Pledgor: Hangzhou Yinhu Electric Equipment Co., Ltd. Registration number: 2018990001018 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200602 Granted publication date: 20180206 Pledgee: Zhejiang Fuyang Rural Commercial Bank branch Limited by Share Ltd. Silver Lake Pledgor: HANGZHOU YINHU ELECTRIC EQUIPMENT Co.,Ltd. Registration number: 2018990001018 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: With soft starting device of crossing control of capacity Effective date of registration: 20200617 Granted publication date: 20180206 Pledgee: Bank of Jiangsu Limited by Share Ltd. Hangzhou branch Pledgor: HANGZHOU YINHU ELECTRIC EQUIPMENT Co.,Ltd. Registration number: Y2020330000358 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20211206 Granted publication date: 20180206 Pledgee: Bank of Jiangsu Limited by Share Ltd. Hangzhou branch Pledgor: HANGZHOU YINHU ELECTRIC EQUIPMENT Co.,Ltd. Registration number: Y2020330000358 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |