Min. Order: | 1 Set/Sets |
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Trade Term: | FOB,EXW |
Payment Terms: | L/C, T/T, WU |
Supply Ability: | 300 Set/Sets per Month |
Place of Origin: | Zhejiang |
Location: | Wenzhou, Zhejiang, China (Mainland) |
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Business Type: | Manufacturer |
Model No.: | SRW2 |
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Means of Transport: | Ocean, Air, Land |
Type: | Air |
Poles Number: | 3 |
Brand Name: | CNHK |
isolator: | SF6 switch |
HV load switch: | indoor switch |
disconnecting switch: | ring main unit |
Production Capacity: | 300 Set/Sets per Month |
Packing: | Standard export package |
Delivery Date: | 7days after getting payment |
Air circuit breaker we also Agent DELIXI CDW1 , Schneider MT , Changshu CW1 CW2 ,CHINT , etc BRANDS .
General
1.1.Application scope
A1 series air circuit breaker is suitable for the circuit of AC 50Hz/60Hz with rated service voltage 400V,690V and rated service current up to 6300A. It is mainly used to distribute electric energy and protect circuits and electric equipmetn against over-load, under-voltage, short-circuit and single-phase earthing fault. With Intelligentized and selective protection functions , the breaker can improve the reliability of power supply, and avoid unnecessary power failure. The breaker is applicable for power stations, factories, mines(for 690V) and modern high-buildings, especially for the distribution system of interlligentized building.
1.2.Standard: IEC/EN60947-2
Type | 2000 | 3200 | 4000 | 6300 | |
Frame rated current Inm(A) | 2000 | 3200 | 4000 | 6300 | |
Number of poles | 3,4 | 3,4 | 3,4 | 3,4 | |
Rated current In (A) | 630,800,1000, 1250,1600,2000 | 2000,2500,3200 | 2000,2500,3200, 4000 | 4000,5000,6300 | |
Icu(kA) | 400V | 80 | 100 | 100 | 120 |
690V | 50 | 65 | 65 | 80 | |
Ics=Icw(kA) | 400V | 50 | 80 | 80 | 100 |
690V | 40 | 50 | 50 | 65 | |
Rated current at N-pole In(A) | 50%In, 100%In | ||||
Inherent making & breaking time | 23-32ms | ||||
Operational performance | Electric life | 500 | |||
Mechanical life | Maintenance-free: 2500, maintenance: 10000 | ||||
Mounting mode | Fixed/withdrawable | ||||
Arcing distance(mm) | 0 | ||||
Intelligent controller | Standard type(M), Telecommunication type(H) |
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