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Rail Wheel Factory Yelahanka MPCB Tender Bengaluru Karnataka 6.3A IEC 60947-4-1 60947-2 ISO ISI 2026

Bid Publish Date

07-Jun-2026, 2:30 pm

Bid End Date

25-Jun-2026, 9:00 am

Location

BANGALORE , KARNATAKA
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Progress

Issue07-Jun-2026, 2:30 pm
AwardPending
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Quantity

70

Bid Type

Two Packet Bid

Categories 8

AGITATORS SWITCHING APPARATUS ELECTRICAL SUBSTATION CIRCUIT PROTECTION DEVICE HIGH TENSION PANEL SAFETY SWITCHES SWITCH YARD TURBINE PUMPS

Tender Overview

The procurement by Rail Wheel Factory Yelahanka in BANGALORE, KARNATAKA targets a Motor Protection Circuit Breaker (MPCB) with a rated current of 6.3 A, configured as three-pole for 415/690 V AC, 50 Hz systems. The scope emphasizes original equipment manufacturer (OEM) or authorized dealer supply, ISI marking, and compliance with IEC 60947-4-1/60947-2, with a maximum short-circuit breaking capacity of 100 kA and AC-3 duty. Inline with GeM processes, the order quantity can vary by ±25% with delivery tied to original delivery dates, and payment will follow standard procurement terms. Unique features include a DIN rail mounting (35 mm), IP20 protection, and a 1NO+1NC auxiliary contact. This tender requires validated test reports from NABL/ILAC or central government labs on demand, ensuring conformity prior to supply. The project aims to secure reliable, standards-compliant MPCBs for railway electrical systems in Karnataka.

Technical Specifications & Requirements

  • Product: MPCB - 6.3 A, three poles, 415/690 V AC, 50 Hz
  • Thermal protection range: 4–6.3 A; Rupturing capacity: 100 kA; Duty: AC-3
  • Terminals: Screw clamp or spring terminals; Mounting: Standard 35 mm DIN rail
  • Auxiliary contacts: 1NO+1NC, contact current 4 A @ 440 V AC, duty AC-15
  • Control: Rotary; Protection: IP20
  • Compliance: IEC 60947-4-1, IEC 60947-2 or latest; ISI marking required; test certificates on demand
  • Tester verification: Valid test reports from NABL/ILAC/government labs; OEM authorization required
  • Warranty: 18 months from supply date or 12 months from commissioning, whichever earlier
  • Delivery/Scope: Only supply of Goods; quantity may vary by ±25% as per purchaser option clause

Terms, Conditions & Eligibility

  • EMD/payment terms: As per buyer’s GeM process; ensure PO/invoice alignment with GeM contract; GSTIN, HSN, tax breakup, place of supply
  • Brand/Source: Only OEMs or authorized dealers to quote; ensure ISI marking and conformity certificates
  • Delivery window: Extended delivery time calculations apply if option clause is exercised; minimum 30 days
  • Warranty/LD: Standard warranty terms; penalties for non-conforming delivery as per contract
  • Documentation: Submit required technical compliance certificates, test reports, and OEM authorizations with bid
  • Quality compliance: Provide NABL/ILAC lab test reports for all parameters upon demand

Key Specifications

    • MPCB model): 3-pole, rated current 6.3 A, duty AC-3
    • System voltage: 415/690 V AC, 50 Hz
    • Breaking capacity: 100 kA short-circuit rating
    • Thermal adjustment range: 4–6.3 A
    • Auxiliary contact: 1NO+1NC, 4 A @ 440 V AC, AC-15
    • Mounting: Standard 35 mm DIN rail; screw/spring terminals
    • Protection class: IP20
    • Compliance: IEC 60947-4-1 and IEC 60947-2 (latest edition)
    • ISI marking: Required on product
    • Warranty: 18 months from supply or 12 months from commissioning
    • Test certificates: Valid certificates confirming conformity must be provided

Terms & Conditions

  • Quantity may be increased/decreased by up to 25% during procurement and during the currency of contract

  • Only OEMs or authorized dealers are eligible to quote

  • Delivery timeline computations follow the extended period calculation with a minimum of 30 days

  • Payment requires alignment with GeM PO/invoice and GST/HSN/tax requirements

Important Clauses

Payment Terms

GeM-based payment with PO/invoice alignment; GSTIN and HSN details must match GeM contract

Delivery Schedule

Delivery period starts from the last date of the original delivery order; extended time if option clause exercised

Penalties/Liquidated Damages

Penalties for late/non-conforming supply as per contract terms; dependent on delivery milestones

Bidder Eligibility

  • OEM or authorized dealer with rights to supply MPCBs

  • Experience in supplying IEC 60947-4-1/60947-2 compliant devices

  • Evidence of NABL/ILAC-compliant test reports or ability to furnish on demand

Additional Tender Data

Commercial Details

Tender Category

Goods

Bid To RA

No

Bid To RA Enabled

No

Item Category

Motor Protection Circuit Breaker (MPCB) (Q3)

Authority Records

MINISTRY OF RAILWAYS

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Documents 3

GeM-Bidding-9433798.pdf

Main Document

CATALOG-Specification-1

CATALOG Specification

GEM General Terms and Conditions Document

GEM_GENERAL_TERMS_AND_CONDITIONS

Past Similar Tenders (Historical Results)

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Posted: 15 December 2024
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Technical Specifications 1 Item

Item #1 Details

View Catalog
Category Specification Requirement
Working Properties Breaking Capacity, kA 100 Or higher
Working Properties Utilization Category (IEC947 - 4 - 1 / 947 - 2) AC - 3
Working Properties Rated Current, A 6.3, 8, 10, 12, 12.5, 13, 14, 15, 16, 17, 20, 22, 24, 25, 26, 28, 30, 32, 36, 40, 45, 50, 52, 59, 63, 65, 75, 80, 85, 90, 95, 100, 18, 23 Or higher
Test Reports Copies of test Reports/certificates and other certifications to be furnished to buyer on demand at time of supplies Yes
Test Reports Availability of test report from central Govt/ NABL/ILAC accredited lab covering all parameters Yes

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Required Documents

1

GST certificate

2

Permanent Account Number (PAN) card

3

Experience certificates demonstrating prior MPCB supplies

4

Financial statements (annual reports or sanctioned financials)

5

EMD deposit proof as per tender requirements

6

Technical bid documents and product conformity certificates

7

OEM authorization letter or dealer authorization

8

ISI marking certificate or proof of compliance

9

Test reports from NABL/ILAC accredited lab on demand

Frequently Asked Questions

Key insights about KARNATAKA tender market

How to bid for MPCB tender in Bengaluru with 6.3A rating?

Bidders must be OEMs or authorized dealers, provide ISI marking, and IEC 60947-4-1/60947-2 conformity. Include NABL/ILAC test reports, OEM authorization, GST, PAN, and experience certificates. The bid requires a GeM-aligned PO/invoice and adherence to ±25% quantity options.

What documents are required for MPCB procurement in Karnataka?

Submit GST certificate, PAN card, experience certificates, financial statements, EMD proof, OEM authorization, ISI marking certificate, and NABL/ILAC test reports on demand. Ensure technical bid aligns with 6.3 A, 3-pole MPCB specifications and DIN rail mounting.

What are the technical specs for the MPCB in this tender?

Specs include 3-pole, rated current 6.3 A, 100 kA breaking capacity, 415/690 V AC, AC-3 duty, DIN rail mounting 35 mm, IP20 protection, and 1NO+1NC auxiliary contact. Compliance with IEC 60947-4-1/60947-2 and ISI marking is mandatory.

When is the delivery period and quantity variation allowed?

Delivery is subject to an option clause allowing ±25% variation in quantity at contract rates. The extended delivery time uses the formula (Increased quantity ÷ Original quantity) × Original delivery period with a minimum of 30 days.

What warranty terms apply to the MPCB supply?

Warranty is 18 months from the date of supply or 12 months from commissioning, whichever is earlier. Ensure replacement/repair coverage without additional charges within warranty period.

Which labs provide acceptable test reports for compliance?

Accepted test reports must come from NABL/ILAC accredited labs or central government labs. The tender requires on-demand verification of such reports to prove conformity to specifications.

What is the required auxiliary contact configuration for MPCB?

The MPCB must include 1NO+1NC auxiliary contacts with a current rating of 4 A at 440 V AC (AC-15 duty). This ensures integrated signaling for control circuits.

Are OEM authorizations mandatory for bidding on this MPCB tender?

Yes. Only OEMs or authorized dealers may quote, and you must provide appropriate OEM authorization to participate in the bidding process.

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