Factory Supply Vcb Vacuum Circuit Breaker

• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Manual Type
• Speed: High-Speed Circuit Breaker
• Arc-extinguishing Medium: SF6
• Installation: Insert
• Structure: Vcb
• Model NO.: Zn63
• Poles Number: 3
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, OVP(Overvoltage Protection)
• Certification: ISO9001-2000, CCC
• Transport Package: Wooden Box
• Specification: 848*465*1008mm
• Trademark: SK
• Origin: China
• HS Code: 8536620000
• Production Capacity: 10

Product Description

Description:
ZN63A-12 (Vs1) type indoor high voltage vacuum circuit breaker (here in after referred to as circuit breaker) is used for indoor high voltage switch equipment of power system,as a protection and control unit of network equipment,industrial and mining enterprises power equipment, suitable for the place of frequent operation atrated working current or many times of breaking short-circuit current place.The circuit breaker uses the integrated design of actuator and the circuit breaker body,not only can be used as a fixed install unit, also can be equipped with special chassis,hand car unitI.

Iteam		Unit	Data
Rated voltage		Kv	24
Rated frequency		Hz	50/60
Solution level	Thunder impulse withstand voltage (peak value)	Kv	125
	1min industrial frequency withstand voltage	Kv	65
Rated short-circuit break current		KA	20	25	31.5
Rated current		A	630,1250	630,1250,1600	1250,1600,1200,2500
Industrial frequency withstand current		KA	20	25	31.5
Rated peak value withstand current		KA	50	63	80
Rated short circuit close current		KA	50	63	80
Rated operation order			O-0.3s-CO-180s-CO
Rated short-circuit break and close time		Times	20
Rated short-circuit duration		s	4
Mechanical life-span		Times	10000