... voltage D.C. up to 440V. 1. APPLICATION.The limit switch BK 200, BK 300 are designed for operation in ... of switch, H, no more than80Release force of switch, N, no more than2Travel of drive, degree14Actuating time no more than, second0,04DesignLever ... a rollerDegree of protectionIP54Switching on rate in an hour, no more than600Mechanical durability, million cycle, no less than16 Limit Switch BK200