Contract award · 21 Mar 2025

High Voltage Protection Testing

Network Rail Infrastructure Ltd awarded “High Voltage Protection Testing” to WJ Project Services Ltd, KH Engineering Services for £4.8m on 21 Mar 2025.

Electrical equipment & lightingLondon

Open competition

Open procedure: the contract was advertised and any supplier could submit a bid.

Key facts

Buyer
Network Rail Infrastructure Ltd · Body governed by public law
Value
£4,800,000 across 2 lots
Procedure
Open procedure
Sector
Electrical equipment & lighting · Electrical apparatus for switching or protecting electrical circuits (CPV 31210000)
Region
London
Timeline
  1. Contract date21 Mar 2025
  2. Published17 Jul 2025Published 118 days after the contract date

Description

The provision of testing resource able to absorb defined cyclical & reactive works, undertaking substation relay protection tests comprising of 1 Level A Protection Tester with required competency specific categories and one testing assistant per team both holding 1st aid for electrical accidents. This will be per lot. This test team will carry out Services in the following: • Feeder relay test (Electronic/ Electro-Mech): OC, EF & TLY, SIP • Rectifier & Transformer protection test (Electronic/Electro-Mech): Bulhholtz, OC & EF, biased differential (PTX) • Bus zone protection The Supplier will endeavour to correct, in the same visit, faults identified during the testing to ensure a good service on site.

Lots in this award

LotSupplierValue
High Voltage Protection TestingWJ Project Services Ltd£2.4m
High Voltage Protection TestingKH Engineering Services£2.4m

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