Withdrawable type
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 1. General Description
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1.1 Application: In the power system of 3.6Â to 40.5kV, for control, protection and monitoring.VCBs produced
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By CNHK or VCBs produced by other manufactures could be installed in the switchgear panel.
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1.2 Standards : IEC 62271-200
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1.3 Parameters: Rated voltage: 3.6V
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1.4 Rated current: 630-5000AÂ
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1.5 Rated short-circuit breaking current: 16kA
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2.Features:
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2.1.Compact design
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2.2.Easy operation and installation
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2.3.Reliable interlock
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2.4.Less Maintenance
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3.Technical Data
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No. | Item | Unit | Data | |
3.1 | Rated voltage | kV | 3.6,7.2,12,24,40.5 | |
3.2 | Rated current of circuit breaker | A | 630,1250,1600,2000,2500,3150,4000,5000 | |
Rated current of switchgear | A | 630,1250,1600,2000,2500,3150,4000,5000 | ||
3.3 | Rated frequency | Hz | 50 | |
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Rated short-circuit breaking current | kA | 16,20,25,31.5,40,50 | |
Rated short-time withstand current | kA | 16,20,25,31.5,40,50 | ||
Rated short circuit continuous time | s | 4 | ||
3.5 | Rated peak withstand current | kA | 40,50,63,80,100,125 | |
Rated short-circuit closing current(peak) | kA | 40,50,63,80,100,125 | ||
3.6 | Rated insulation level: 1min power frequency withstand voltage | kV | 24,32,42 between poles, pole to earth | |
kV | 24,32,48 between open contacts | |||
3.7 | Rated insulation level: Lighting impulse withstand voltage(peak) | kV | 40,60,75 between poles, pole to earth | |
kV | 46,70,85 between open contacts | |||
3.8 | Rated power frequency withstand voltage | kV | 95/1min | |
3.9 | Protection level | Switchgear shell |
 |
IP3X |
Compartments(door opened) |
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IP2X when the CPT and CB doors are open. |
Note: 1.The short circuit capacity of the current transformer should be separately considered.
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      2. See technical parameters of ZN63A(VS1)-12 in related product of our company.
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We also supply the following switchgears:
Rated votlage 40.5KV switchgear(for 33KV system)
KYN61-40.5 withdrawout metal-clad and metal-enclosed switchgear
KYN10-40.5AC drawout metal clad switchgearÂ
KYN1-40.5 AC withdrawable metal-clad enclosed switchgearÂ
XGN-40.5 fixed AC metal-enclosed switchgearÂ
GBC-40.5 Handcar HV switchgearÂ
Rated voltage 24KV switchgear(for 22KV,20KV, 15KVsystem)
KYN-24  withdrawable metal-clad switchgear
HRM6-24 Ring net SF6 circuit breaker switchgear ( for 22KV,20KV, 15KVsystem )
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Rated votlage 12KV switchgear(for 11KV,10KV,6.6KV system)
KYN28A-12 withdrawable metal-clad enlosed switchgear
XGN-HKGN8-12 Fixed metal clad enclosed switchgear  (for 11KV,10KV,6.6KV system)
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HXGN-12 Ring Net Vacuum circuit breaker switchgear ( for 11KV,10KV,6.6KV system )
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XGN15-12  Ring Net SF6 circuit breaker switchgear (for 11,10,6.6KV system)
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Rated voltage 0.4KV low voltage switchgear(380V,400V,433v,440V system)
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GCK LV withdrawable switchgear
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GCS LV withdrawable switchgear
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HMNS LV withdrawable switchgear
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GGD LV distribution cabinet
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XL-21 Power distribution box
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 MOTO Start swichgearÂ
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Modula 630K sersies of standard LV distribution box
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plus 2.0 LV switchgear
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GZDW series of microcomputer monitoring high-frequency DC switchgear
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Soft start switchgear
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Residential, customized power distribution box
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PZ30, PZ40 distribution box
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outdoor mobile box
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Capacitance compensation box
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The other switchgear (from 0.4KV to 33KV)We can OEM , ODM for you.)





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