Post on 13-Apr-2015
description
SF6 CIRCUIT BREAKERS
SF6 CIRCUIT BREAKER• SF6 (sulphur-hexafluoride) gas possesses
a unique combination of properties, making it an excellent gas for use in circuit breakers. The properties are:
• High insulation strength• Excellent interrupting capability• Chemically stable even at high
temperature• Non-toxic• Non-flammable
Cont.
• Insulating capability is three times greater than that of air and at 3 bar (43.5 psi) it is even better than that of transformer oil
12KVCIRCUITBREAKER
CIRCUITBREAKERPANEL
INTERNALPARTS
CABLECOMPARTMENT
RACK OUTCIRCUITBREAKER
SF6CIRCUITBREAKER -SIDE VIEW
CIRCUITBREAKERPANEL –SHUTTERCLOSED
METERINGPANEL
INDICATOR ANDCOUNTER