Product Overview
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Enlisted in the list of top most companies, we manufacture
and supply supreme quality range of Vacuum
Ring Main Unit. All these main units find wide application in wind mill power
plants, secondary
ring main distribution system and remote substations. All these units are fully
extensible and have longer electrical and mechanical life. Manufactured from certified
quality of components and materials, this Vacuum Ring Main Unit is
offered in 11KV. Our clients can buy these main units from us at cost
effective prices.
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Salient Features Embedded vacuum interruptor ensures safety of operatorOperating mechanism with mechanical interloacks with earth switchFacilities for padlocks on all switching functionsPhase indications and Fault passage indicationsInternal arc protectionConfirms to Indian Electricity Regulations & as per IEC 62271-100Compatible for remote & SCADA operations Accessories/Optional Numerical relay for protection with CTCable Jointing KitsMotorized Mechanism Technical Specifications Details Unit Parameters Type - 11 kV Rated Voltage kV 12 Rated current tee off /switch Amps 400/630 Rated Frequency Hz 50 Rated Short Circuit Breaking Current (Main circuit) kA 20 Rated Short Circuit Making Current (Main circuit) kA 50 Rated Short Circuit making current (Earthing switch) kA 50 Rated duration of short circuit (Main circuit) Seconds 3 Rated duration of short circuit (Earthing switch) Seconds 2 Rated Power frequency withstand voltage kV 28 Impluse withstand voltage kV peak 75 Mechanical endurance of load breaking switch Cycles 10,000 Relevant standard - IEC 62271-100 Dimensions mm As per G.A Drawing
STELMEC LTD., Established in 1940 at Sanand in Gujarat, is a leading Exporter,Manufacturer,Supplier of Switchgear & Allied Products in India. STELMEC LTD. is one of Trade India's verified and trusted sellers of listed products. With extensive experience in supplying and trading Vacuum Ring Main Unit, STELMEC LTD. has made a reputed name for itself in the market with high-quality 3.3KV Indoor Vacuum Circuit Breaker Panels, 33KV Indoor Vacuum Circuit Breaker Panels, ABB Low Voltage Switchgear, etc.
Focusing on a customer-centric approach, STELMEC LTD. has a pan-India presence and caters to a huge consumer base throughout the country. Buy Switchgear & Allied Products in bulk from STELMEC LTD. at Trade India quality-assured products.