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Indoor VCB Switchboard
SRIWIN Air Insulated Indoor Metal Clad VCB Switchboard
SRIWIN ELECTRIC as ISO 9001-2015 Certified Company, offers AIR-INSULATED indoor metal-clad VCB Switchboards in 12kV/24kV/36kV voltage ratings. These switchboards incorporate highly reliable vacuum circuit breakers as switching mediums and are offered either as stand-alone units or as line-up switchboard
12kV Indoor Line-up VCB Switchboard
12kV Indoor Line-up VCB Switchboard
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12kV Stand-alone VCB Switchboard
12kV Indoor Line-up VCB Switchboard
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24kV Indoor Line-up VCB Switchboard
24kV Indoor Line-up VCB Switchboard
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36kV Indoor Line-up VCB Switchboard
36kV Indoor Line-up VCB Switchboard
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PARAMETER |
12kV |
12kV |
24kV |
36kV |
|---|---|---|---|---|
Rated voltage (KV) |
12 |
12 |
12 |
36 |
Rater Frequency (HZ) |
50/60 |
50/60 |
50/60 |
50/60 |
Rated Insulation Level (KV) |
12/28/75 |
12/28/75 |
24/50/125 |
36/70/170 |
Rated current -Busbar (A) |
800 1250 1600 |
2000 3150 |
800 1250 1600 2000 |
800 1250 1600 2000 2500 |
Rated Current – Breaker (A) |
800 1250 1600 |
2000 3150 |
800 1250 1600 2000 |
800 1250 1600 2000 2500 |
Rated short circuit Breaking capacity (KA) |
25 31.5 40 |
25 31.5 40 |
25 |
25 31.5 |
Rated short circuit Making Capacity (KAp) |
62.5 78.75 100 |
62.5 78.75 100 |
62.5 |
62.5 78.75 |
Rated short Time withstand current (KA) |
25 31.5 40 |
25 31.5 40 |
25 |
25 31.5 |
Rated short Time withstand Duration |
3sec. |
3sec. |
3sec. |
3sec. |
Rated Operating Sequence |
O-300ms CO-3min.-CO |
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Spring Charge Motor Voltage |
24/30/48/110/220V DC ( 85% TO 110% ) |
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Rated Closing Coil Voltage |
24/30/48/110/200V DC (85% to 110%) |
Rated Trip Coil Voltage |
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Rated Trip Coil Voltage |
24/30/48/110/200V DC (70% to 110%) |
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Closing Time |
<65ms at rated close coil voltage |
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Tripping Time |
<45ms at rated trip coil voltage |
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Mechanical Life |
20,000 Operations |
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Electrical Life at Rated Current |
20,000 Operations |
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Electrical life at Rated Short Circuit Breaking Current |
100 Operations |
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AUX. Contact |
6 N.O. + 6 N.C. |
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Degree of Protection (Enclosure) |
IP4X |
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Standard |
IS/IEC 62271-100/200 |
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