To Whom It may concerns
We kindly invite your company (“Contractor”) to submit a competitive offer for Package “Calibration and sealing service for Ambient Conditions Measuring System of Duyen Hai 2 Thermal Power Plant for period from 2026 to 2028” at Mu U hamlets, Duyen Hai ward, Vinh Long province. Details are as follows: Scope of work
a) Annual Calibration
- Back-up Temperature transmitters in warehouse (Type: TS500, Manufacturer: Siemens): 10 sets;
- Temperature transmitters in operation (Type: TS500, Manufacturer: Siemens): 12
sets;
- Back-up Digital Recorders in warehouse (Type: GX20-2E, Manufacturer:
Yokogawa): 2 sets;
- Digital Recorders in operation (Type: GX20-2E, Manufacturer: Yokogawa): 2 sets.
(Note: The actual quantities and cost will be calculated after verification) b) Annual Sealing location
- Measuring sensors and covers for cooling water temperature: 16 locations;
- Terminal box for the cooling water temperature sensors: 4 locations;
- Measuring sensors and covers for ambient air temperature: 8 locations;
- Terminal box for the ambient air temperature sensors: 2 locations;
- Digital Recorder GX20 Model: 2 locations.
c) Workplace: Workplace for Calibration and Sealing shall be carried out on Site, Duyen Hai 2 TPP, Mu U hamlets, Duyen Hai ward, Vinh Long province;
d) Submit test report and certificate of verification: Calibration certificates shall be submitted within 07 working days after completion date of inspection For more details and other requirements, please see attached Request for Quotaion No.0240/JVL-RFQ dated 11th November 2025
We appreciate your attention and look forward to your participation
Kind Regards
Janakuasa Vietnam Limited