Since the failure rate of the servo amplifiers is very small, a line protection is sufficient from cost perspective. Further cost saving can be reached by group protection concept. If however a selective protection of the power supply is required…
If your S700 has two (2) STO safety circuits (drive P/N will be S7xxy2, where "xx" is the continuous current rating), please note:
1. Use the correct Installation Manual. There is one (1) manual for the single channel STO and another for the…