Usha Power is a leading 33kv/11kv VCB Panels manufacturer & supplier in India and abroad. The VCB is reliable, mediam voltage electrical equipments use to prevent the flow of electric current in case of any short circuit. The 33 kv indoor VCB panel / Usha Power compliance with the requirement of a standard. IEC 62271-200. 2003/1S - 342719197

Specification:

• Application : Control & Protection of Transformer Power
• Reference Standard : IEC 62271-200:2003/15:3427:1997
• Operational Voltage : 36KV
• Operational Current : 1250 A
• Phase / Frequency : 3Phase/ 50 Hz
• Insulation Level : 70KV rms/ 170 KV Peak
• Short Time Rating : 31.5KA
• Peak Withstand Current : 80 KA Peak
• Degree Of Protection : IP-4X, IP-55
• Peak Withstand Current : 80KA Peak
• Degree of Protection : IP-4X, IP-55
• Internal Compartment : IP-2X
• Max Temp. Rise: 40°C Over Ambient 45°C
• Special Test: Internal Arc tested at 31.5KA for 1 sec

Application:

• Designed & tested in accordance with IEC 62271-200/15-3427.
• Vacuum used as insulation and arc interruption medium.
• Independent exhaust vents for all HT compartments.
• Operationally safe and reliable in a wide range of ambient temperatures.
• Live parts covered by automatic shutters when breaker is racked out.
• Removable fuses mounted on the PT.
• Apparatus customized as per requirement.
• Closing spring charged by motor in less than 15 seconds
• Electrical ant-pumping
• Provision for manual recharging
• Synchronization and fast auto-reclosure duty