Venkat Switchgears

Laggere, Bangalore, Karnataka

Venkat Switchgears has a major presence in distribution stage of the power supply chain, with a wide range of products that includes Distribution & Power Transformers, Instrument Transformers – Current and Potential Transformers, HV Switchgears – Load Break Switch & Vacuum Circuit Breaker, LT & HT Panels, Compact Substations, Diesel Generator Sets and Cable Trays approved by ESCOMS, ISRO, CPCB II, BIS and other Electricity Companies.

Venkat Switchgears has a major presence in distribution stage of the power supply chain, with a wide range of products that includes Distribution & Power Transformers, Instrument Transformers – Current and Potential Transformers, HV Switchgears – Load Break Switch & Vacuum Circuit Breaker, LT & HT Panels, Compact Substations, Diesel Generator Sets and Cable Trays approved by ESCOMS, ISRO, CPCB II, BIS and other Electricity Companies.

Type tested at CPRI as per IS 8623 (Part 1) : 1993 (RA 2004) Verification of short – circuit with stands strength test unto 80 kA rms for 1.03 sec & 182.2 kA peak on phase bus bar. 48 kA rms for 1.101 sec & 105.6 kA peak on neutral bus bars. Temperature rise test of 3200 A. Ingress protection test IP 55 as per IEC 60529.

The circuit is designed for AC DC supply including Anti Pumping contactor. The type tests conducted by us in CPRI Bangalore is as follows Lighting Impulse & Power Frequency Voltage Withstand Test (Dry) as per IS 34271997 RA IEC 62271-2003 LI 75kV (peak) & PF 28kV. Temperature Rise & Milli volt drops test on 1250A VCB as per IEC 62271-100-2003 . Short- time & peaks withstand current tests as per IEC 62271-100-2001 25 .61kA rms for 3 .07 secs and peak 69.42kA. Measurement of the resistance of the main circuit & Mechanical endurance test for 1000 operations