GB/T 18216.7-2024 Chinese PDF (GB/T18216.7-2024) GB/T 44998-2024 English versions: GB/T 13210-2024

English versions: GB/T 13210-2024

English versions: GB/T 13888-2024

English versions: GB/T 14663-2024

English versions: GB/T 4354-2025

GB/T 20340

GB/T 18216.7-2024 Chinese PDF (GB/T18216.7-2024) GB/T 44998-2024 English versions: GB/T 13210-2024GB T 18216. 7 2024_Chinese: Electrical safety in low voltage distribution systems up to 1000V a. c. and 1500V d. c. Equipment for testing, measuring or monitoring of protective measures Part 7: Phase sequence (Chinese: 1000V1500V 7) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 18216. 7 2024