CN204651694U - Switchgear house - Google Patents
Switchgear house Download PDFInfo
- Publication number
- CN204651694U CN204651694U CN201520392584.1U CN201520392584U CN204651694U CN 204651694 U CN204651694 U CN 204651694U CN 201520392584 U CN201520392584 U CN 201520392584U CN 204651694 U CN204651694 U CN 204651694U
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- transformer
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- switchgear house
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- 239000003990 capacitor Substances 0.000 claims abstract description 4
- 230000009466 transformation Effects 0.000 claims description 15
- 230000004224 protection Effects 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000012913 prioritisation Methods 0.000 description 9
- 230000005611 electricity Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
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Abstract
The utility model provides a kind of switchgear house, it is characterized in that: comprise metering cabinet, total cabinet, outgoing line cabinet and capacitor panel, transformer is provided with in metering cabinet, the input of transformer is connected with 10KV bus, the output of transformer is connected with 400V bus, is provided with thermal overload relay between transformer and 400V bus.The utility model, by installing JR36-160 thermal overload relay additional, can carry out overload protection and open phase protection to transformer, improve useful life, decrease maintenance frequency, improve economic performance.
Description
Technical field
The utility model relates to a kind of controller switching equipment, specifically, relates to a kind of switchgear house.
Background technology
Be provided with the room distributing multichannel low voltage switch and be called switchgear house, be mainly low-voltage customer or electricity consumption facility electricity distribution, the inlet wire of low-voltage distribution room is generally the 400V cable distributed by the low-tension switch cabinet in 35kV or 10kV transformer and distribution power station.
At present, switchgear house internal loading is comparatively large, protects less, and under a lot of disconnected phase and overload situations, transformer easily burns, and trouble hunting number of times is high, thus impact power supply.
Utility model content
The purpose of this utility model is the weak point overcoming above-mentioned conventional art, provides a kind of switchgear house with overload protection and phase failure protection function.
The technical solution of the utility model is:
Switchgear house, it is characterized in that: comprise metering cabinet, total cabinet, outgoing line cabinet and capacitor panel, be provided with transformer in metering cabinet, the input of transformer is connected with 10KV bus, the output of transformer is connected with 400V bus, is provided with thermal overload relay between transformer and 400V bus.
A kind of concrete prioritization scheme, thermal overload relay is JR36-160 Series Thermal Overload Relays.
A kind of concrete prioritization scheme, the model of transformer is s11-250/10.
A kind of concrete prioritization scheme, be provided with fuse between transformer and 10KV bus, the model of fuse is HRW10-10F/200.
A kind of concrete prioritization scheme, also comprise lightning arrester, lightning arrester one end ground connection, the other end is connected with 10KV bus, and the model of lightning arrester is HYSW5-17/50.
A kind of concrete prioritization scheme, it is the current transformer of 500/5 that circuit between thermal overload relay and 400V bus is provided with electric operating band hand knife switch, omnipotent breaker and transformation ratio, and electric operating band hand knife switch, omnipotent breaker summation current transformer are positioned at total cabinet.
A kind of concrete prioritization scheme, the model of electric operating band hand knife switch is HD13BX-600/31, and the model of omnipotent breaker is DW15-630/3.
A kind of concrete prioritization scheme, two isolating switches are provided with in outgoing line cabinet, two isolating switches are connected with 400V bus respectively, it is the current transformer of 250/5 that one of them isolating switch is in series with a transformation ratio, another one isolating switch is connected with two current transformers be arranged in parallel, these two the current transformer transformation ratios be arranged in parallel are 400/5, and corresponding each current transformer is respectively equipped with residual current circuit breaker.
A kind of concrete prioritization scheme, the model of the isolating switch that the current transformer being 250/5 with transformation ratio is connected is HD13BX-200/31, and the model of residual current circuit breaker is GDM10LE-250/430.
A kind of concrete prioritization scheme, the model of the isolating switch that the current transformer being 400/5 with transformation ratio is connected is HD13BX-600/31, and the model of residual current circuit breaker is GDM10LE-400/430.
The utility model, by installing JR36-160 thermal overload relay additional, can carry out overload protection and open phase protection to transformer, improve useful life, decrease maintenance frequency, improve economic performance.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the utility model switchgear house.
Embodiment
Embodiment: as shown in drawings, switchgear house, comprise metering cabinet 1, total cabinet 2, outgoing line cabinet 3 and capacitor panel 4, transformer is provided with in metering cabinet 1, the input of transformer is connected with 10KV bus, the output of transformer is connected with 400V bus, is provided with thermal overload relay between transformer and 400V bus.
Thermal overload relay is JR36-160 Series Thermal Overload Relays.
The model of transformer is s11-250/10.
Be provided with fuse between transformer and 10KV bus, the model of fuse is HRW10-10F/200.
Also comprise lightning arrester, lightning arrester one end ground connection, the other end is connected with 10KV bus, and the model of lightning arrester is HYSW5-17/50.
It is the current transformer of 500/5 that circuit between thermal overload relay and 400V bus is provided with electric operating band hand knife switch, omnipotent breaker and transformation ratio, and electric operating band hand knife switch, omnipotent breaker summation current transformer are positioned at total cabinet 2.
The model of electric operating band hand knife switch is HD13BX-600/31, and the model of omnipotent breaker is DW15-630/3.
Two isolating switches are provided with in outgoing line cabinet 3, two isolating switches are connected with 400V bus respectively, it is the current transformer of 250/5 that one of them isolating switch is in series with a transformation ratio, another one isolating switch is connected with two current transformers be arranged in parallel, these two the current transformer transformation ratios be arranged in parallel are 400/5, and corresponding each current transformer is respectively equipped with residual current circuit breaker.
The model of the isolating switch that the current transformer being 250/5 with transformation ratio is connected is HD13BX-200/31, and the model of residual current circuit breaker is GDM10LE-250/430.
The model of the isolating switch that the current transformer being 400/5 with transformation ratio is connected is HD13BX-600/31, and the model of residual current circuit breaker is GDM10LE-400/430.
JR36-160 thermal overload relay is applicable to exchange 50Hz/60Hz, voltage to 690V, the long-term work of electric current 0.25-32A or be interrupted the overload protection of general alternating current motor of long-term work, open phase protection.There is open phase protection, temperature-compensating, dynamically instruction, automatically and the function such as hand-reset, stable and reliable for performance.The utility model realizes functions such as the overload protection of transformer and open phase protections by thermal overload relay.
Claims (10)
1. switchgear house, it is characterized in that: comprise metering cabinet (1), total cabinet (2), outgoing line cabinet (3) and capacitor panel (4), metering cabinet is provided with transformer in (1), the input of transformer is connected with 10KV bus, the output of transformer is connected with 400V bus, is provided with thermal overload relay between transformer and 400V bus.
2. switchgear house according to claim 1, is characterized in that: thermal overload relay is JR36-160 Series Thermal Overload Relays.
3. switchgear house according to claim 1, is characterized in that: the model of transformer is s11-250/10.
4. switchgear house according to claim 1, is characterized in that: be provided with fuse between transformer and 10KV bus, and the model of fuse is HRW10-10F/200.
5. switchgear house according to claim 1, is characterized in that: also comprise lightning arrester, lightning arrester one end ground connection, and the other end is connected with 10KV bus, and the model of lightning arrester is HYSW5-17/50.
6. switchgear house according to claim 1, it is characterized in that: it is the current transformer of 500/5 that the circuit between thermal overload relay and 400V bus is provided with electric operating band hand knife switch, omnipotent breaker and transformation ratio, electric operating band hand knife switch, omnipotent breaker summation current transformer are positioned at total cabinet (2).
7. switchgear house according to claim 6, is characterized in that: the model of electric operating band hand knife switch is HD13BX-600/31, and the model of omnipotent breaker is DW15-630/3.
8. switchgear house according to claim 1, it is characterized in that: in outgoing line cabinet (3), be provided with two isolating switches, two isolating switches are connected with 400V bus respectively, it is the current transformer of 250/5 that one of them isolating switch is in series with a transformation ratio, another one isolating switch is connected with two current transformers be arranged in parallel, these two the current transformer transformation ratios be arranged in parallel are 400/5, and corresponding each current transformer is respectively equipped with residual current circuit breaker.
9. switchgear house according to claim 8, is characterized in that: the model of the isolating switch that the current transformer being 250/5 with transformation ratio is connected is HD13BX-200/31, and the model of residual current circuit breaker is GDM10LE-250/430.
10. switchgear house according to claim 8, is characterized in that: the model of the isolating switch that the current transformer being 400/5 with transformation ratio is connected is HD13BX-600/31, and the model of residual current circuit breaker is GDM10LE-400/430.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520392584.1U CN204651694U (en) | 2015-06-09 | 2015-06-09 | Switchgear house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520392584.1U CN204651694U (en) | 2015-06-09 | 2015-06-09 | Switchgear house |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204651694U true CN204651694U (en) | 2015-09-16 |
Family
ID=54104406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520392584.1U Expired - Fee Related CN204651694U (en) | 2015-06-09 | 2015-06-09 | Switchgear house |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204651694U (en) |
-
2015
- 2015-06-09 CN CN201520392584.1U patent/CN204651694U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20180609 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |