Isolation Transformer
524124,VALF, SMP&ETF AND SPP STORES, SDSC SHAR, SRIHARIKOTA -524124, PHONE: 08623-225516/5843
- Delivery
- 126 days
Specifications & requirements · 25
- Specification Name
- बड के िलए आवCयक अनुमत मूRय /Bid Requirement (Allowed Values)
- Isolation transformer suitable for installed at
- Inside the Lighting Distribution Board (LDB), at Welding DB panel itself, By the side of respective LDB, By the side of respective Welding DB, Inside Neutral Grounding Cubicle
- Description of store
- Isolation transformer for Neutral Grounding
- Rating (in KVA)
- 20
- No. of phase (in Nos.)
- 3
- Winding connection HV/LV
- Delta/Star
- Voltage ratio
- 415/415V, +/- 5% taps (OCTC) in steps of 2.5%
- Insulation class
- F
- One minute power frequency withstand voltage (in KV)
- 2.5
- Material of enclosure
- CR sheet (2.0 mm thick)
- Enclosure protection (IP Rating), Ref. IS/IEC:60947 latest
- Not applicable for Isolation transformer for Neutral Grounding
- Enclosure protection transformer terminal box (IP Rating), Ref. IS/IEC:60947 latest
- Not applicable for Isolation transformer for Neutral Grounding
- Number of Termination insulators (hint: If not applicable select "0")
- 0
- Number of Winding temperature indicator (s) with alarm and trip contact (as applicable) (hint: If not applicable selet "0")
- 0
- Number of Cover lifting eyes (hint: If not applicable select "0")
- 0
- Number of Transformer lifting lugs (hint: If not applicable select "0")
- 2
- Number of Core and winding lifting lugs (hint: If not applicable select "0")
- 0
- Number of Earthing terminals (hint: If not applicable select "0")
- 0
- Number of Cable boxes (hint: If not applicable write "0")
- 0
- Specification Name
- बड के िलए आवCयक अनुमत मूRय /Bid Requirement (Allowed Values)
- Number of Tap changing links
- Not applicable
- Other requirements for each transformer
- Supporting structure, Foundation Bolts, Rating and diagram plate, Towing holes
- Agreed to furnish additional routine test reports for
- Not applicable
- Agreed to furnish special test reports to buyer/consignee on demand
- Not applicable
- Additional Specifications
- Supply of 3-phase 415V/415 1:1 25kVA Dry Type Ultra Isolation transformer complying with detailed specifications furnished in annexure.