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GEM

Open Tender for Isolation Transformer,Isolation Transformer in RAIPUR, CHHATTISGARH

Bid Publish Date

27-Feb-2026, 3:15 pm

Bid End Date

20-Mar-2026, 3:00 pm

EMD

₹12,540

Location

RAIPUR , CHHATTISGARH
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Progress

Issue27-Feb-2026, 3:15 pm
AwardPending
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Quantity

43

Category

Isolation Transformer

Bid Type

Two Packet Bid

Categories 6

POWER CONDITIONING ELECTRICAL SUBSTATION STATIC CONVERTERS AC AND DC POWER SUPPLY MICROWAVE SWITCH SUB STATION

N/a invites bids for Isolation Transformer (Q2) in RAIPUR, CHHATTISGARH. Quantity: 43. Submission Deadline: 20-03-2026 15: 00: 00. Submit your proposal before the deadline.

Additional Tender Data

Commercial Details

Tender Category

Goods

Bid To RA

No

Bid To RA Enabled

No

Item Category

Isolation Transformer (Q2)

Authority Records

TECHNICAL EDUCATION DEPARTMENT

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Documents 5

GeM-Bidding-9052508.pdf

Main Document

CATALOG-Specification-1

CATALOG Specification

CATALOG-Specification-2

CATALOG Specification

Buyer uploaded ATC document

ATC

GEM General Terms and Conditions Document

GEM_GENERAL_TERMS_AND_CONDITIONS

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Technical Specifications 2 Items

Item #1 Details

View Catalog
Category Specification Requirement
CONSTRUCTION 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
GENERIC Description of store Isolation transformer for lighting, Dry type, Isolation transformer for Neutral Grounding
GENERIC Rating (in KVA) 100, 20, 10, 30, 50
GENERIC No. of phase (in Nos.) 1
GENERIC Winding connection HV/LV Delta/Star, Not applicable for Isolation transformer for Neutral Grounding
GENERIC Voltage ratio 415/415V, +/- 5% taps (OCTC) in steps of 2.5%, 11000V/110V
GENERIC Insulation class B, F
GENERIC One minute power frequency withstand voltage (in KV) 2.5, 35
GENERIC Material of enclosure CR sheet (2.0 mm thick), Not applicable for Isolation transformer for Neutral Grounding
GENERIC Enclosure protection (IP Rating), Ref. IS/IEC:60947 latest IP 42, Not applicable for Isolation transformer for Neutral Grounding
GENERIC Enclosure protection transformer terminal box (IP Rating), Ref. IS/IEC:60947 latest IP 52, Not applicable for Isolation transformer for Neutral Grounding
FITTINGS FOR EACH TRANSFORMER Number of Termination insulators (hint: If not applicable select "0") 0, 1, 2, 3, 4, 5
FITTINGS FOR EACH TRANSFORMER Number of Winding temperature indicator (s) with alarm and trip contact (as applicable) (hint: If not applicable selet "0") 0, 1, 2, 3, 4, 5
FITTINGS FOR EACH TRANSFORMER Number of Cover lifting eyes (hint: If not applicable select "0") 0, 1, 2, 3, 4, 5
FITTINGS FOR EACH TRANSFORMER Number of Transformer lifting lugs (hint: If not applicable select "0") 0, 1, 2, 3, 4, 5
FITTINGS FOR EACH TRANSFORMER Number of Core and winding lifting lugs (hint: If not applicable select "0") 0, 1, 2, 3, 4, 5
FITTINGS FOR EACH TRANSFORMER Number of Earthing terminals (hint: If not applicable select "0") 0, 1, 2, 3, 4, 5
FITTINGS FOR EACH TRANSFORMER Number of Cable boxes (hint: If not applicable write "0") 0, 1, 2, 3, 4, 5
FITTINGS FOR EACH TRANSFORMER Number of Tap changing links Off Circuit 1 No., Not applicable
FITTINGS FOR EACH TRANSFORMER Other requirements for each transformer Supporting structure, Foundation Bolts, Rating and diagram plate, Towing holes
TESTS Agreed to furnish additional routine test reports for Insulation resistance, Iron loss, Paint shade, thickness/adhesion, Enclosure sheet thickness, Not applicable
TESTS Agreed to furnish special test reports to buyer /consignee on demand Partial discharge measurement, Measurement of acoustic sound level, Short-circuit test, IP protection for Cable box and Enclosure, Not applicable

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Required Documents

1

Experience Criteria

2

Past Performance

3

Bidder Turnover

4

Certificate (Requested in ATC)

5

OEM Authorization Certificate

6

OEM Annual Turnover

7

Additional Doc 1 (Requested in ATC)

8

Additional Doc 2 (Requested in ATC)

9

Compliance of BoQ specification and supporting document *In case any bidder is seeking exemption from Experience / Turnover Criteria

10

the supporting documents to prove his eligibility for exemption must be uploaded for evaluation by the buyer

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