AC Charging Pile Calibration Specification:

AC Standard Power Source Verification Regulation JJG (Military Industry) 6, Electric Vehicle AC Charging Pile (Trial) Verification Regulation JJG 1148

Instrument Calibration Parameters:

AC Energy   3×(57.7～380)V, 3× (0.005～60)A, (0°～360 °), (45Hz～65Hz)

AC Voltage   (50～380)V (45Hz～ 65Hz)

AC Current   (3～60)A (45Hz～65Hz)

AC Power  (0.6～40)kW (45Hz～ 65Hz)

Time  (0-100)s

GRG METROLOGY & TEST was established in 2002 and is a leading third-party metrology and testing listed company.

Focusing on industrial needs, GRG METROLOGY & TEST has expanded into new infrastructure, digital transformation, and industries related to daily life (food, clothing, housing, and transportation). It provides one-stop comprehensive services for the upstream and downstream supply chains in strategic sectors such as special equipment, aviation, integrated circuits, low-altitude economy, new energy, 5G communications, intelligent connected vehicles, software and information technology, and life sciences.

GRG METROLOGY & TEST's qualifications are at the leading level in the industry. The total number of CNAS-accredited projects has ranked first in the industry for five consecutive years, with CNAS accreditation for 45,053 parameters, CMA accreditation for 65,113 parameters, and CATL accreditation for 7,922 parameters.

The headquarters and subsidiaries of GRG METROLOGY & TEST have obtained nearly 500 industry and social organization authoritative accreditations and honors, including 22 high-tech enterprises.