Auxiliary contact block operates instantaneously and has 2 NC-2 NO pole contact configuration. It has front mounting with a insulation voltage of 600 Volts and a operational voltage 690 VAC at 25-400 Hz. It features conventional flow-air flow thermal current rated 10 Amps at 140° F. Block features a permissible short time rated: 140 Amps at 23-140° F/100 ms, 120 Amps at 23-140° F/500 ms, 100 Amps at 23-140° F/1 sec. It has a mechanical stability of 30 Mcycles and minimum switching current rated at 5 milli-Amps, voltage 17 Volts.
Auxiliary contact block has 1.5 milli-second overlap time with a delay ranges from 0.1-3 seconds. It features insulation resistance of 10 Mega-Ohm and GG fuse that is rated at 10 Amps for protection. It has non-overlap time of 1.5 milli-second on energisation and 1.5 milli-seconds on de-energisation.