Siemens 3RV2331-4RC10 Description: It is an overload relay with short-circuit protection for three-phase motors.
Features:
Rated voltage: 400 V AC
Nominal current: 20 A
Trip class: 10 (magnetic trip at 10 x rated current)
Coil control voltage: 230 V AC
Number of contacts: 1NO, 1NC
Adjustment range: 15-25 A
Rated motor power (400 V AC): 11 kW
Mounting: on DIN rail
Dimensions: 108 x 45 x 129 mm
Features:
Overload protection to prevent motor overheating
Short-circuit protection for disconnecting the motor in the event of faults
Manual and automatic reset
Trigger indication by optical signaling
Applications:
Protection of three-phase motors in industrial, commercial and residential applications
Pumps, fans, compressors, machinery