Medium Voltage 11kV/33kV Vacuum Circuit Breaker (VCB) panels engineered with safety interlocks, numerical protection relays, and robust compartmentalization.
Aark Electro Tech manufactures premium Medium Voltage (MV) Metal-Clad Switchgear Panels designed for reliable 11kV and 33kV primary power distribution. Built at our 30,000 sq.ft facility in Karur, our MV panels integrate horizontal draw-out Vacuum Circuit Breakers (VCB), numerical protection relays, earthing switches, capacitive voltage indicators, and automatic safety shutters.
| Rated Voltage / Frequency | 11kV / 12kV, 50Hz, 3 Phase |
|---|---|
| Rated Short-Time Withstand Current | 25kA / 31.5kA / 40kA for 3 seconds |
| Insulation Level (Power Frequency) | 28kV RMS / 75kV Peak Impulse (1.2/50 μs) |
| Circuit Breaker Type | Drawout Vacuum Circuit Breaker (VCB) with Spring Charging Mechanism |
| Busbar Insulation | Heat Shrinkable PVC/Irradiated Sleeves with Epoxy Busbar Boots |
| Earth Switch | High-speed make-proof earthing switch with mechanical interlock |
Industrial 11kV/33kV incoming substations in Karur, Trichy & Coimbatore.
Heavy industries: Paper mills, sugar factories, chemical plants, and steel mills in Tamil Nadu.
Renewable energy: Wind farms and solar utility-scale grid injection switchyards.
Institutional campuses, universities, and commercial utility substations.
Yes, our MV switchgear panels are built with CPRI/IEC type-tested components and undergo rigorous routine dielectric, timing, and insulation resistance testing.
