Maintenance of Instrument Measurement

Your Industry Electricity Maintenance of Instrument Measurement

Maintenance of Instrument Measurement

We provide measurement, calibration, repair and maintenance services for general and special instruments and equipment in power system.

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Service Introduction

GRG Test developed advanced measurement standards at home and abroad. The calibration technologies of high precision multi-function sources, power quality, AC/DC high pressure producer, large current, instrument for measuring partial discharge, strain meters, optical communication and other instruments are all at the leading position in China, which meet the measurement and calibration requirements of most instruments and equipment in the power system. It also provides diversified, thoughtful and fast measurement and calibration services such as calibration submitting agent, pick-up calibration, door-to-door calibration, metering entrusted management, urgent service, etc.

Common Instruments (Part):

Name of Instruments and Equipment	S/N	Name of Instruments and Equipment	S/N	Name of Instruments and Equipment
Voltage transformer	14	High voltage test transformer/control box	27	Level oscillator
Current transformer	15	DC high pressure producer	28	Circuit resistance tester
Transformer load box	16	High voltage electrostatic voltmeter	29	Clamp-on ground resistance meter
High-voltage switch mechanical properties test	17	Insulation oil dielectric strength tester	30	Earth resistance meter
Variable ratio bridge/variable ratio tester	18	Transformer winding deformation tester	31	Transformer comprehensive characteristic tester
High-voltage dielectric loss tester	19	Zinc oxide arrester tester	32	Transformer empty load loss tester
Relay protection tester	20	Triple frequency power generation device	33	Battery memory tester
Partial discharge tester	21	High current generation device	34	Ground resistance tester for large grounding grid
Electricity meter/electricity meter on-site tester	22	Digital high-pressure gauge	35	Digital multimeter
Lightning protection element tester	23	Selective level meter	36	Laser rangefinder/altimeter
Infrared thermometer	24	SF6 leak detector	37	Safety helmet testing machine
Base metal thermocouple for operation	25	Conductivity meter	38	Theodolite
Oil level temperature controller	26	Intelligent conductance salt density measuring instrument	…	…