JJG 1180-2021
Power Frequency GroundImpedance Testers for Large Grounding Grid (English Version)

Standard No.

JJG 1180-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

National Metrological Verification Regulations of the People's Republic of China

Latest

JJG 1180-2021

JJG 1180-2021 history

• 2021 JJG 1180-2021 Power Frequency GroundImpedance Testers for Large Grounding Grid