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NAMPOWER (PTY) LTD has floated a tender for Supply and Delivery of Various Stock Transformers. The project location is Namibia and the tender is closing on 19 May 2023. The tender notice number is G/ONB/NPWR – 15/2023, while the TOT Ref Number is 81184962. Bidders can have further information about the Tender and can request the complete Tender document by Registering on the site.
Procurement Summary
Country : Namibia
Summary : Supply and Delivery of Various Stock Transformers
Deadline : 19 May 2023
Other Information
Notice Type : Tender
TOT Ref.No.: 81184962
Document Ref. No. : G/ONB/NPWR – 15/2023
Competition : ICB
Financier : Self Financed
Purchaser Ownership : Public
Tender Value : Refer Document
Purchaser's Detail
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Login to see detailsTender Details
Tenders are invited for Supply and Delivery of Various Stock Transformers.
Description
Factory Tests
Main test required as per IEC:
Temperature rise test
Short time heat run test
Short circuit test
Lightning impulse test (Full wave)
Switching Impulse test
Separate Source Applied Voltage Test (AV)
Induced Voltage Withstand (IVW)
Induced Overvoltage Test
Induced Overvoltage Test with Partial Discharge Measurement
Line Terminal AC withstand voltage test (LTAC)
Chopped impulse test
Accoustic noise level measurement
Overload test
Tan Delta (Windings & Bushings)
Vibration test
SFRA ( Doble instrument)
Special tests:
1 hour over excitation test 1.12 p.u
Infrared Scanning
Any other test
Voltage Ratio/ Polarity/ Phase relation
Winding Resistance
No-Load Loss & exitation current
Load Losses & Impedance Voltage
Zero-Sequence Impedance
Test on on-load tap changers
Winding Hot Spot Temperature rise measurements
DC Insulation Resistance
Operation of all Devices
Leak/ pressure test
CT Ratio and Polarity Test
Core and Frame Insulation Test
Measurement of Dissolved Gas
Check of external coating/ Paint thickness
Documents
Procurement Documents for Namibia
Access a comprehensive library of standard procurement documents specific to Namibia. Here, you'll find all the essential forms, guidelines, and templates required for tender applications and submissions in Namibia
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