Circuit Breakers

Power-Vac Switchboard, Click to view larger version of picture.

Circuit Breakers

The Igranic 'PowerVac' range of Medium Voltage Circuit Breakers offers a versatile range of ASTA certified vacuum circuit breakers for distribution suite and feeder applications, featuring a compact fully withdrawable design and metalclad contruction. Other types of circuit breaker can be supplied if required (specified manufacturer or SF6 etc.).

Ratings

Current (A)

630

1250

2000

Weights: VCB/Housing (Kg)

105/425

115/440

140/560

Width (mm)

600

600

800

Voltage (kV) at 50Hz

3.3, 6.6 and 12

Insulation Level:

 

Impulse (kVp)

75 or 95 option

1-min Power Freq (kV)

28

Short-Circuit Breaking Current (kA)

20 or 25 option

Transient Recovery Voltage (kVp)

20.6

Short-Circuit Making Current (kAp)

50 or 63 option

Operating Sequence

0 - 0.3sec - CO - 3min - CO

Duration of Short Circuit (s)

3

Opening Time (ms)

35

Break Time

<3 Cycles

Closing Time at No Load (ms)

50

Closing & Tripping:

 

Voltage (V d.c.)

30 or 110 option

Current (A)

6.5 3.5

Full Load Switching Life

10,000 operations

Prices and Information

For the current price schedule, technical and delivery information, contact our Sales TeamWho will be pleased to deal with your enquiry.