Taiwan Provincial Standard of the People's Republic of China
Latest
CNS 4782-2006
Scope
This standard applies to external or built-in automatic electric shock prevention devices installed on AC arc welding machines (hereinafter referred to as welding machines) and with rated input voltage not exceeding 220 V. This welding machine is mainly composed of a single-phase transformer with a frequency of 60 Hz.
CNS 4782-2006 history
2006CNS 4782-2006 Voltage reducing device for AC arc welding machines
1984CNS 4782-1984 Voltage Reducing Device for AC Arc Welding