LST EN 62271-107-2012 High-voltage switchgear and controlgear -- Part 107: Alternating current fused circuit-switchers for rated voltages above 1 kV up to and including 52 kV
2012LST EN 62271-107-2012 High-voltage switchgear and controlgear -- Part 107: Alternating current fused circuit-switchers for rated voltages above 1 kV up to and including 52 kV
2005LST EN 62271-107-2005 High-voltage switchgear and controlgear. Part 107: Alternating current fused circuit-switchers for rated voltages above 1 kV up to and including 52 kV (IEC 62271-107:2005)