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Medium & High Voltage Device

ZW32 outdoor vacuum circuit breaker

ZW32 type outdoor vacuum circuit breaker is a 12 kV column switchgear. it adopts vacuum arc extinguishing and solid insulation technology. it can be widely used in the distribution system of urban and rural power network. it can be used as the protection of sub-load current, combined load current, overload current and short circuit current. It can realize feeder automation and distribution network automation with feeder automation terminal, support various communication modes and communication protocols, and be suitable for distribution management system. The circuit breaker is designed with few moving parts and simple assembly, which ensures the high mechanical and electrical life of the circuit breaker.

l Through a full set of type tests

l The pole column is made of hydrophobic epoxy resin, which is safe and environmentally friendly

l High reliability vacuum interrupter

l Manual or electric spring operating mechanism, long electrical and mechanical life

l Digital signal transmission anti-jamming, extendable

l Can be used as recloser, segmenter

l Support for three-stage current protection and multiple feeder automation modes

l All outdoor design, circuit breaker good sealing, reliable operation in wet, high cold, high dry heat, high pollution and other environments.

l Class E2、M2、C2 Outdoor Vacuum Circuit Breaker
l Single-phase grounding fault detection

l Line loss measurement function

l Integrated three-phase linkage disconnector

l Electronic current/voltage transformers with high accuracy

l One-way/two-way measurement

l High-precision RTC clocks and calendars

Model			ZW32
Rated voltage			kV 12
Rated Current			630A
Rated frequency			50Hz
Rated power frequency withstand voltage		Relative/interphase	42 kV
		Fracture zone	48 kV
Rated impulse voltage	lightning withstand	Relative/interphase	75 kV
		Fracture zone	85 kV
Rated short-circuit breaking current			20 kA
Rated short-time withstand current			kA ,4s 20
Rated operational sequence			O-0.3s-CO-180s (15s)-CO
Mechanical operating life			10,000
Operating conditions			-30~+45℃
Protection level			IP 65W
Protection function			Interphase fault/single-phase ground fault/break-line fault detection
Control functions			Switching Operation / Remote Local Switching / reclosing
Measurement monitoring function			Line operation status/battery voltage/fault recording
Communication function			GPRS/ Fiber / Ethernet / Power Broadband Carrier etc

Size	L×H×W=1058 mmL×H×W=700 mmL×H×W=530 mm
Weight:	About 90 kg

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Overview

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Physical Dimension