... are optional.4 The equipment has general protection functions like over-load, over and under-voltage, phase loose, leakage/grounding, sequence ... , heat-relay, current transformer, time-relay and leakage protector Special features1 Adopt intelligent module designing that customer can select ... 5A, 6.3A, 25A, 100A, 250A, 500A, 800A4 Rated load capacity of output point of relay: negative loading (AC220V/6A ...