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High Transmission Switchgear-SB-630A

Technical Specification:
1. IEC/NEMA Standard HT Panel using 630A VCB and Others Accessories as per IEC requirements for HT Panel of Electric Sub-Station Steel sheet clad powder coated, dust & vermin proof, free standing, floor mounting indoor,
2. HT Switchgear VCB 11KV, 50 HZ, 3Phsase, 630A electrolyte Copper Bus bars equipped with door locked.
3. Panel Size: (H-2100mm, W-900mm, D-1000mm) Min
4. Incoming: 01 No 630 A, 11KV Braking Current 25KA (3 Sec), making Current 50KA, 50HZ, VCB (Fixed) Type with motor Operated mechanism with closing solenoid shunt Releases.
5. Motor Voltage 125V-150V & Shunt Opening & shunt closing 100V-130V.
6. 02 Nos. Cast resin insulated Double pole.
7. Potential Transformer ratio: 11KV/110 V Class 0.5, 50VA with suitable Capacity & accurate class.
8. 03 Nos. Cast resin insulated, 11KV Dry type double core Current Transformer (CT) ratio: 100A/5A/5A, for metering & Protection.
9. 01 No. MCB of Adequate rating for PT Secondary Protection.
10. 01 No. Ammeter 0-100A with selector switch.
11. 01 No. Voltmeter 0-15 KV with selector switch.
12. 01 No. Triple pole IDMT induction type Relay for over current, earth fault & short circuit protection.
13. 02 Nos. ON/OFF/TRIP Push button
14. 02 Nos. Indicating lamps ON/OFF/ TRIP.
15. 01 No. Panel heater
16. 01 No. Thermostat.
17. 01 Nos. every device OVERCURRENT & EARTH FAULT RELAYS, Under-Over Voltage Relay, Reverse Power Relay, Phase Sequence Relay.

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