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Home > Products > Low Voltage Electric Equipments > Earthing Switch > Pole Vacuum Circuit Breaker

Pole Vacuum Circuit Breaker

Basic Info

Model No.:  ZW32B-12

Product Description

Model NO.: ZW32B-12 Operation: Electric Type Arc-extinguishing Medium: Vacuum Poles Number: 3 Rated Voltage: 12kv Rated Fequency: 50Hz Specification: IEC HS Code: 85 Breaking Capacity: High Voltage Circuit Breakers Speed: Normal Type Circuit Breaker Installation: Insert Certification: IEC56 Rated Current: 630A Trademark: VILLE Origin: China Outdoor pole HV Vacuum Circuit Breaker ZW32-12

General
ZW32-12 type outdoor pole HV vacuum circut breaker is an outdoor HV breaker with rated voltage of12kv, thre-phase AC 50hz, It can be used in opening and closing loaded curren and short-circuit current in T&D system, it is suitable in ower station industrial enterprises and mines, 10kv fitting power for protection and cntrolling, as well as in places for frequen operations, The product adopt with the latest international design idea and te technology of sealing silicon latex with epoxy and exactitud process art, the technology index fit IEC56, GB1984 AC HV breaker and community technology condition of GB/T11022 HV Switchgear and equipment cntrolling standard, The technology level is advanced in home with the advantages of exepts the maintenace, small, ligh weight, intelligentize, high reliable and beautiful externality.
Structure:
This product is cmposed bypole, current mutual inductance, spring operationstructue and bottom, Spring operation structure and pole is installed in the bottom, The product is sutable in out environment. With the advantages of compact sculpt, beautiful, simple structure and convenient installation, need not adjust when installd, with an accessorial switch point, it fits allkinds of customer's need. It process Disconnecting Switch, and have mechanism lin between beakers, if not need, the disconnecting switch caneasily be stripped.
Rated voltage KV 12
Rated frequency HZ 50
Rated current A 630
Rated short-circuit breaking current KA 20
Rated peak withstand current(peak value) KA 50
Rated short time withstand current/keeping time KA/S 20/4
Rated short-circuit breaking current(peak value) KA  50
Rated operation sequence
-0.3S--180S-
Mechanical endurance TIMES breaker 10000


switch 2000
Rated current breaking times TIMES 10000
Rated short-circuit breaking current break times TIMES 30
Power frequency withstand voltage(1min)(wet)phase-to-phase,phase-to earth/(dry)phase,phase-to earth/break point KV 34/42/49
Lighting impulse withstand voltage(peak value)phase-to-phase\phase-to-earth/break point KV 75/85
Secondary circuit rated 1 min power frequency withstand voltage V 2000
 

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Product Categories : Low Voltage Electric Equipments > Earthing Switch

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