QDS8 DC High Speed Circuit Breaker

4QDS8_副本
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QDS8 DC high-speed circuit breaker is mainly used in industrial and mining electric locomotives with rated voltage DC1800V and below and rated current 1250A and below, traction system of urban rail rolling stock and DC power supply system of ground traction station, and is used as short circuit and overload protection switch of line or equipment.

product parameters:

Rated operating voltage DC900V DC1800V
maximum working voltage DC1000V DC2000V
Rated insulation voltage DC2300V
Rated operating current 1250A
Rated short-circuit connecting and breaking capacity 30kA/15ms,30kA/40ms,30kA/100ms,17kA/0ms
Electrical life 1000 times
mechanical life ≥ 50 0000 times
Operating coil rated voltage DC24,48,110,220V
Standard Dimensions (L×W×H) 420×165×34(mm) 420×165×485(mm)
Weight 27kg 37kg
Shock and vibration resistance rating Class 1, Grade B

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Product Details

ꄴThe previous one： WLDS1 DC Fast Circuit Breaker
ꄲThe latter one： WLCZ1 Series DC Electromagnetic Contactor

Products

Pre-assembled DC traction solution for surface mining transportation

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