Electronic motor protection relays
C series motor protection relays incorporate built-in CTs (current transformers) for ease of wiring and installation. All protection settings are made from front face of the protection relay.
- Reset mode: Manual or remote
- Trip classes (IEC 947-4-1): 12 - 20 - 30
- Maximum motor nominal voltage: 1000 VAC
- Thermal memory / overload trip: Yes / from 1.1 x IB
- Phase imbalance protection: Over 40%. Tripping time <3 sec
- Standards conformity: IEC 255, IEC 947, IEC 801, EN50081-2
- Control voltage: 230 VAC (115 VAC and 24 VAC/DC available on request)
SERIES | C |
CURRENT SETTING | 20 - 45.2A |
MOTOR RATING 400V | 11 - 22 kW |
DESCRIPTION | Basic electronic motor protection relay |
DIMENSIONS (MM) | (H) 78 x (W) 45 x (D) 95 |