We calibrate the test systems that protection and substation teams depend on: single- and multi-phase relay test sets, primary and secondary current injection sets, CT and VT analyzers, circuit breaker analyzers and timers, transformer turns-ratio and winding-resistance testers, and power-quality and energy reference meters.
57 equipment types in this discipline are on our calibration record (98 make/model variants). The most common:
Not listed? We calibrate instruments of all brands — search the full scope or send us the model.
Yes — Energy Distributor is an authorized sales and service centre for the leading manufacturers of protection and power-system test equipment, and we calibrate equipment of all brands.
Yes. Energy Distributor is accredited to ISO/IEC 17025:2017 by IAS (international) and by SAAC, the Saudi Accreditation Center. For each instrument you can choose an IAS-accredited, SAAC-accredited or non-accredited calibration depending on the scope you need.
Yes. We calibrate in our laboratories in Riyadh and Al Khobar, or on site anywhere in Saudi Arabia for instruments that should not be moved or where downtime matters.
Certificates are issued on completion and are available any time through our certificate download portal at erp.ed.com.sa, as well as in print with the instrument.
Yes. We calibrate and repair test and measurement equipment of all brands. Since 2010 instruments from more than 2,000 manufacturers have passed through our laboratory.
Tell us the instrument, quantity and standard — we reply with a quotation.