Live Working – Portable Phase Comparators for Use on Voltages from 1 kV to 36 kV a.c. (CEI/IEC 61482-1:2002, IDT) (CAN/ULC 61482-1)
standard by Underwriters Laboratories of Canada, 08/10/2012
AS/NZS ASME ASTM CLSI UL
Live Working – Portable Phase Comparators for Use on Voltages from 1 kV to 36 kV a.c. (CEI/IEC 61482-1:2002, IDT) (CAN/ULC 61482-1)
standard by Underwriters Laboratories of Canada, 08/10/2012