• Categories:special service
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• Time of issue:2020-11-26
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(Summary description)The electrical instrument workshop of Nanjing Yangzi Inspection and Security Company has voltmeters, ammeters, and power meters, that is, "three meters" and qualifications for measurement and verification of voltage transformers and current transformers. There are 6 professionals who hold metrology verification certificates.
It has Nanjing Automation's three-phase AC/DC calibration station SJJ-1A 100A, Beijing Const's multi-function temperature calibrator CONST 316, Emerson's manual operator AMSTREX, intelligent dry furnace CON81660 and other professional equipment.
Over the years, it has undertaken the verification of electric energy meters of many enterprises such as Yangzi Petrochemical Company, Zhong'an United Coal Chemical Industry, Zhongtian Hechuang, Nanjing Chemical Industry Park, etc., and has formed an annual maintenance and inspection capacity of more than 2,000 watt-hour meters and more than 4,000 "three meters".