Fanox - Model SIL-A - OC&EF Line Protection Relays - Brochure

The SIL-A is an overcurrent and earth fault protection relay for primary and secondary distribution with auxiliary power supply 24-220 Vdc/ 48-230 Vac. The current measurement is obtained either by standard current transformers /1 or /5, or by special Low Power Current Transformers (LPCT). SIL-A has also many smart protection functions: 50_1, 50N/G_1(1), 50/51, 50/51N/G(1), 50BF, 46, 52, 79, 74TCS, CLP (Cold Load Pickup), 86, 49T, 68 (Zone Selection Interlocking), 50_2, 50N/G_2, 49, 74CT, 37, 46BC, TB (trip block for switch disconnector) and SHB