... voltage D.C. up to 440V. 1. APPLICATION.The limit switch BK 200, BK 300 are designed for operation in distribution ... can be installed in any position in the field, protected from dust and accidental ingress of spray water or oil, falling vertically ... Hz alternating current660Ampere rating, A16Actuation force of switch, H, no more than80Release force of switch, N, no more than2Travel of drive, ...