Medium Voltage Switches & Pole-Mounted Circuit Breakers

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ZW32-40.5 Outdoor Pole mounted VCB

Pillar structure

Boundary intelligent type

Integrated devices

Consistent installation dimensions

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Product features

•The main body of the vacuum circuit breaker is a pillar structure

•Equipped with intelligent controller FTU to form a boundary intelligenttype

•Integrated high-voltage primary and secondary components: vacuumcircuit breaker, isolation switch, voltagetransformer, current transformer, intelligent controller FTU

•Universal installation dimensions: The installation dimensions for manual and electric operations are consistent

Technical parameters

Item Unit Value
Rated voltage kV 40.5
Rated frequency Hz 50 or 60
Rated current A 630、1250、1600
Rated short-circuit breaking current kA 20、25、31.5
Rated peak withstand current (peak) 50、63、90
Rated short-time withstand current 20、25、31.5
Rated short-circuit making current(peak) 50、63、80
Mechanical life Times 10000
Rated short-circuit breaking current breaking times Times 30
1min power frequency
withstand voltage		 Dry type
(Interphase and opposite/ lsolating fracture)		 kV 95
Wet type 80
Peak value of lightning impulse withstand voltage (Interphase and opposite / Isolating fracture) 185
Partial discharge PC ≤20
Rated operating sequence   O-0.1s-CO-3s-CO-6s CO-60s Recovery
Rated operating voltage V AC/DC220
Weight kg About 270
Products are exported to more than 100 countries and regions such as Africa, the Middle East, and the United Kingdom Europe. It is a well-known brand and manufacturer of mechanical switches in China.
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