tender for contactor 4 pole air break current rating 200 a, 1000 vac, 50hz, 100 kva,utilization category ac-6a, operating coil voltage 380-415 vac +/- 15 with surgesuppressor and with side mounting auxiliary contact block 2no + 2nc, make: m/s. abb /m/s. schneider / m/s. siemens/ m/s. l & t only.