Basic Motor Protection — C Series

Fanox C Series relays (C9, C21, C45) provide overload, phase-loss, phase-imbalance, and thermistor protection for motors up to 45 A — DIN rail mount, 110–240 Vac/dc auxiliary supply, Modbus RTU standard. Direct replacement for Siemens 3RB20/21, ABB CM-MPN.91, and Schneider LR9."