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The TOO "JES" has issued a Tender notice for the procurement of a Repeated Purchase "Maintenance of the Retom-21 Testing Complex with Replacement of the Laboratory Autotransformer (Latr)" in the Kazakhstan. This Tender notice was published on 20 Aug 2026 and is scheduled to close on 26 Aug 2026, with an estimated Tender value of Refer Document. Interested bidders can access detailed Tender information, eligibility criteria, and complete bidding documents by referencing TOT Ref No. 147570099, while the tender notice number is 2090732 and Registering on the platform.
Procurement Summary
Country: Kazakhstan
Summary: Repeated Purchase "Maintenance of the Retom-21 Testing Complex with Replacement of the Laboratory Autotransformer (Latr)"
Deadline: 26 Aug 2026
Posting Date: 20 Aug 2026
Other Information
Notice Type: Tender
TOT Ref.No.: 147570099
Document Ref. No.: 2090732
Competition: ICB
Financier: Self Financed
Purchaser Ownership: Public
Tender Value: Refer Document
Purchaser's Detail
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Login to see detailsTender Details
Repeated purchase "Maintenance of the RETOM-21 testing complex with replacement of the laboratory autotransformer (LATR)" ENS TRU category: 265143.300.000002 Test complex for automated testing and adjustment of relay devices protection 265166.200.000035 Test complex for relay protection and automation
Publication date: 08/19/2026 09:11 Closing date for applications: 08/26/2026 10:00 Last edit date: 08/19/2026 09:11 OrganizerFull name of the natural monopoly entity: ZhES LLP Additional information Opportunity to submit proposals regarding positions: Not provided. The offer is submitted entirely for the lot Hide prices and names of participants during the application period: Yes Uploading documentation for the application is required. The organizer will not consider applications that have not been supported. documentation: Yes Terms of paymentTerms of payment: Payment is made for actual work performed and/or services within 360 (three hundred sixty) calendar days after the Buyer accepts the work and/or services in accordance with the submitted application of the Customer (from the date signing Certificates of completed work). Terms of delivery Duration and place of delivery of goods, performance of work and provision of services: Duration of provision of services and / or work: Deadline for completion of work during 2026, at the request of the Customer. - Place of provision of services and / or work – ZhES LLP, Taraz, st. Makhambet, 11A / in Taraz / as directed by the Customer. Address of the place of delivery of goods, work or provision of services: 080000, Kazakhstan, Taraz City, st. Makhambet 11a Comments: Test maintenance RETOM-21 complex with replacement of a laboratory autotransformer (LATR): Source I3 of the RETOM-21 device has a classic voltage source circuit, which includes an LATR and an output transformer with several taps. To ensure a stable current value it is necessary to convert the voltage source into a current source. For this purpose, ballast resistors are connected between the LATR and the transformer. In this case, the value of the output resistance on each tap will depend not only on the connected ballast resistance, but also on the transformation ratio on a given tap and the resistance of the output winding of the transformer. From Table 1 it ...
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