12kv Outdoor Pole-Mounted Medium Voltage Vacuum Circuit Breaker

• Certification: CCC, ISO9001, GB
• Shell Material: Stainless Steel
• Voltage Level: Medium Voltage
• Installation: Fixed
• Structure: Withdrawable
• Current: AC
• Model NO.: ZW43-12(G)
• Rated Short Circuit Duration: 4s
• Mechanical Life Time: 10000 Times
• Rated Current of Over Current Release: 5A
• Contact Opening Distance Contact Opening: 8-10mm
• Weight: 90kg
• Transport Package: Carton
• Specification: ZW43-12(G)
• Trademark: VACEM
• Origin: Wenzhou, China
• HS Code: 85352100

Product Description

General description

Introducing the game-changing 12kv Outdoor Pole-mounted Medium Voltage Vacuum Circuit Breaker! Get ready to revolutionize your power distribution system with this cutting-edge marvel. With its advanced technology and unbeatable performance, this circuit breaker is set to take the industry by storm.
Designed for outdoor use, this Vacuum Circuit Breaker is built to withstand the harshest of conditions. Rain or shine, it will continue to deliver exceptional results, ensuring an uninterrupted power supply. Say goodbye to frequent power outages and hello to a reliable and efficient electrical system.
The ZW43-12(G) series is the epitome of innovation. It is a miniaturized version of the highly acclaimed VZW32, making it compact and space-saving. Don't let its size fool you, though. This circuit breaker packs a punch with its tri-phase AC 50Hz and rated voltage of 12kV. It is specifically engineered to handle load current, overload, and short-circuit conditions with ease.
Safety is our top priority, and this circuit breaker is no exception. It is equipped with state-of-the-art protective features to ensure the well-being of your electrical system and the people using it. Rest easy knowing that your power distribution is in good hands.

So, why settle for anything less when you can have the best? Upgrade your power distribution system today with the 12kv Outdoor Pole-mounted Medium Voltage Vacuum Circuit Breaker. Experience the excitement and spirit of cutting-edge technology, and never worry about power interruptions again. Get yours now and join the ranks of satisfied customers who have witnessed the power of this remarkable circuit breaker.

Main technical parameter

 

Item		Unit	ZW43-12(G)/630-16	ZW43-12(G)/630-20
Rated voltage		kV	12
Rated current		A	630
Rated short-circuit breaking current		kA	16	20
Rated short circuit making current (peak)		kA	40	50
Rated peak withstand current		kA	40	50
Rated short time withstand current		kA	16	20
Rated short circuit duration		s	4
Rated insulation level	lighting impulse withstand voltage (peak)	kV	phase to phase, to earth 75; fracture 85
	1 min P.F. withstand voltage	kV	phase to phase, to earth 42;fracture 48
Rated operating sequence			O-0.3s-CO-180-CO (electrical mechanism)
Rated short circuit current breaking times		time	30
Mechanical life time		time	10000
Rated operation voltage (O/C coil)		V	DC220,110; AC220
Allowable attrition thickness of moving and fixed contact		mm	3
Rated current of over current release		A	5
Current ratio of current transformer			200/5 400/5 630/5
Contact opening distance		mm	9±1
Contact over travel		mm	2^+1(-0.5)
Average opening speed		m/s	1.2±0.2
Average closing speed		m/s	0.6±0.2
Opening time		ms	15~50
Closing time		ms	25~80
Closing bounce time		ms	≤2
Tri-phase O/C synchronous		ms	≤2
Each phase circuit DC resistance		μΩ	≤80
Energy-stored motor	Rated voltage	V	DC/AC 220
	Rated power	W	70
	Energy-stored time	S	≤8
Weight		Kg	90

For more switchgear parts, pls refer to insulation parts: 
, or copper tulip contact:

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