The Schneider Electric's TeSys contactor has three NO pole contact composition. The control circuit voltage is 230 V AC at 50-60 Hz and mechanical durability 15 Mcycles with maximum operating rate 3600 cyc/h 60 °C.
Signalling circuit frequency 25 to 400 Hz
Minimum switching current 5 mA for signalling circuit
Minimum switching voltage 17 V for signalling circuit