BSEN-60129 - 1994/IEC 129 - 1984 (With Amendment No.1 - 1997); Specification for Alternating current diconnectors and earthing switches
BSEN-60129 - 1994/IEC 129 - 1984 (With Amendment No.1 - 1997); Specification for Alternating current diconnectors and earthing switches
- London BSI 1994
- 46+32p
/
/