BS EN 62271-106. High-voltage switchgear and controlgear. Part 106. Alternating current contactors; contactor-based controllers and motor-starters— 102 стр.
High-voltage switchgear and controlgear - Part 200: A.C. metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV— 85 стр.
Low-voltage switchgear and controlgear. Part 5: Control circuit devices and switching elements - Section One: Electromechanical control circuit devices— 127 стр.