Range: MSX Moulded case circuit breakers for power distribution
The moulded case circuit breakers MSX range is made up of circuit breakers with thermo-magnetic release, circuit breakers with thermo-magnetic release and Overcurrent Protection, circuit breakers with electronic release and switch disconnectors.
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DescriptionInterruttore non automatico scatolato
CodeMSXM 400
No. of poles4P
Rated current400 A
Release-
ELECTRICAL CHARACTERISTICS-
MECHANICAL CHARACTERISTICS-
StandardIEC/EN 60947-2
ExecutionFixed - Plug-in
Use categoryAC-23A, DC-22A
DIN rail mountingNo
Rated frequency (Hz)50 / 60
Can be equipped with motor operatorSì
Rated operating voltage (Ue)690 Vac - 250 Vdc
Compatible interlockLever – Cable
Rated impulse withstand voltage (Uimp)8 kV
Terminals suppliedFront FC
Overvoltage categoryIV
Assembly positionAny
Insulation voltage (Ui)800 V
Upline/downline power supplySì
Thermal regulation-
Electrical life (415Vac)4.500 cycles
Magnetic regulation-
Mechanical life15.000 cycles
Neutral protection-
Operating temperature-5°C +65°C
Total power loss89.6 W
Stocking temperature-20° +65°
Rated short-circuit current making capacity (Icm)9
Weight (kg)5.6
Rated short-time withstand current for 0,3s (Icw)5 kA