Keeping in-line with the globally accepted standards, the raw material used for production is of high-grade. Thus, we always keep a check on the final product to make sure that the same is defect free. We carry out the quality examinations only under the vigil supervision of the quality auditors.
Simulation panel for Differential protection of Transformer :
- Transformer : 1 KVA , 415 V /230V , Star-Delta , 50Hz., 3 Phase
- Meterings : Various Digital meters are provided as follows.
- Voltmeter 01 No. on I/P & O/P side with selector switch.
- II. Ammeter 01 No. each on I/P & O/P side for balance condition.
- Panel with Accessories : Necessary meters as mentioned above, various MCB`s , including lamps, contactors, relays, CT`s, on I/P & O/P side along with protection scheme components are mounted on a proper panel with necessary wiring.
- Numerical High Speed Differential Relay : (For Differential Protection)
Technical Specifications :
- Aux. Supply : 230VAC.
- CT Inputs : Suitable for CT secondary 1.0 Amp or 5.0 Amp.
- Operating Current : 10% - 100% adjustable. In steps of 5%
- Bias : Bias setting adjustable by switch at : 10 - 50%. In steps of 5%
- 2nd Harmonics Restrain : 10% to 80 % settable
- High Set setting : 100% to 2000% in steps of 100%
- Thermal Ratings : 5 x Times of Rated current continuously. (N = Rated) 40 x Times of Rated current for 3 sec.
- Vector group selectable for HV and LV side.
- Operating time : Less then 30ms at 5 Times of rated
- Burden on CTs : Less than 0.2VA.
- Burden on Aux. Supply : Less than 10VA on any supply.
- Thermal Withstand Capacity : x40 times the normal current for 3sec. : x2 Continuous
- Contact Rating for Trip Contract :
- Make and carry for continuous – 5A
- Make and carry for 0.5 sec. – 30A
- Make and Carry for 3 sec . – 15A.
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Mr. Kalpesh Gangwal (Suvidhi Industries)
3/4, Bahubali Cooperative Society, Khole Mala, Artillery Center Road, Nashik Road, Maharashtra - 422102, India
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