Metrological laboratory for testing of water-meters and heat-meters

The Metrological laboratory for testing of water-meters and heat-meters is authorized, by order of the State Agency for Metrology and Technical Supervision, to perform initial and subsequent checking of water meters, heat meters and components of combined and hybrid heat-meters.

The laboratory carries out inspections in accordance with the requirements of the measurement and the ordinances on its implementation – Ordinance on measuring instruments subject to metrological control, Ordinance on the essential requirements and conformity assessment of measuring instruments, BDS EN 1434, BDS EN 60751, BDS 17390-97 and Methodology for verification of meters No МП-08/2007 BIM (Bulgarian Institute of metrology).

The laboratory has established, implemented and maintained a control system for its activities for verification of water-meters and heat-meters according to the requirements of BDS EN ISO / IEC 17025.

The laboratory is equipped with its own technical devices – standards and auxiliary equipment – necessary to carry out the checks of water-meters and heat-meters, for which is has been authorised:

  • Water-meters for cool water with rated flow up to 6 m³/h and accuracy class А, В and С;
  • Water-meters for warm water with rated flow up to 6 m³/h and accuracy class А, В and С;
  • Inseparable, separable and hybrid heat-meters with maximum flow up to 16 m³/h и and accuracy class 2 and 3.

The laboratory carries out inspection of heat-meters of district heating companies in the country. Laboratory clients from its creation until today are “District Heating Company Sofia” JSC, “District Heating Company Pleven” JSC, “District Heating Company Plovdiv” JSC, “District Heating Company Pernik” ЕАД, NPP “Kozloduy”, “District Heating Company Sliven” JSC, “District Heating Company Razgrad” JSC, “District Heating Company Kazanlak” JSC, “District Heating Company Gabrovo” JSC, “District Heating Company Tarnovo” JSC, “District Heating Company Vratsa” JSC.

The laboratory checks water-meters at a request of citizens – custom made or after a prescription by employees of Sofia Water-supply Company.

WORK TIME of the laboratory WITH CLIENTS

Monday to Friday from 8:30 to 17:00

PRICE LIST

of services provided to citizens

by the Metrological laboratory for testing of water-meters and heat-meters

Capture