GB/T 18216.4-2007 Electrical safety in low voltage distribution systems up to 1 000V a.c.Equipment for testing,measuring or monitoring of protective measures.Part 4:Resistance of earth connection and equipotential bonding (English Version)
This part of GB/T 18216 specifies the requirements for measuring equipment for measuring the resistance of earthing conductors, protective earthing conductors, and equipotential bonding conductors including connecting wires and terminals, indicated by measured values or indicated by limit values
GB/T 18216.4-2007 history
2021GB/T 18216.4-2021 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 4:Resistance of earth connection and equipotential bonding
2012GB/T 18216.4-2012 Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c..Equipment for testing,measuring or monitoring of protective measures.Part 4:Resistance of earth connection and equipotential bonding
2007GB/T 18216.4-2007 Electrical safety in low voltage distribution systems up to 1 000V a.c.Equipment for testing,measuring or monitoring of protective measures.Part 4:Resistance of earth connection and equipotential bonding