THERMAL RELAY OF OVERLOAD, FOR ENGINES
THREE-PHASE ELECTRIC, WITH SHORT-CIRCUITED ROTOR
380VCA-50C / S.
ACCORDING TO THE FOLLOWING CHARACTERISTICS:
SIZE: FOR CONTACTOR 3TF51.
TRIP: DUE TO OVERLOAD AND PHASE FAILURE.
TRIP CLASS (IEC 60 947-4-1): 10.
RESET: MANUAL, AUTOMATIC, SEALABLE.
TEST FUNCTION.
BUTTON / RESET BUTTON.
BUTTON / STOP BUTTON.
TYPE OF CURRENT / FREQUENCY RANGE: DC, AC AT 400HZ.
PERMISSIBLE TEMPERATURE: -20 ° C TO + 60 ° C.
DEGREE OF PROTECTION (IEC 60 529 / DIN VDE 0470 P.1): IP
00
STATUS INDICATION.
SHOCK RESISTANCE, SINUSOIDAL (IEC 68 P.2-27): 8 / 10G / MS.
RESISTANCE TO THE ASSIGNED IMPULSE VOLTAGE: UIMP. = 8KV.
ASSIGNED INSULATION VOLTAGE (GRADE 3 OF
FOULING): UI = 1000V.
AUXILIARY CONTACTS: 1NO + 1NC.- –