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MSX 400 - MCCB - THERMAL ADJUSTABLE - MAGNETIC ADJUSTABLE - 50kA 4P 400A 690V

Code: GWD9367

Range: MSX
Moulded case circuit breaker 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.

Technical Info

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Description Interruttore automatico scatolato
Code MSX 400
No. of poles 4P
Rated current 400 A
Release Electromechanic
 ELECTRICAL CHARACTERISTICS -
MECHANICAL CHARACTERISTICS -
Standard IEC/EN 60947-2
Execution Fixed - Plug-in
Use category A
DIN rail mounting No
Rated frequency (Hz) 50 / 60
Can be equipped with motor operator Yes
Rated operating voltage (Ue) 690 Vac - 250 Vdc
Compatible interlock Lever – Cable
Rated impulse withstand voltage (Uimp) 8 kV
Terminals supplied Front FC
Overvoltage category IV
Assembly position Any
Insulation voltage (Ui) 800 V
Upline/downline power supply Yes
Thermal regulation 0,63 - 0,8 - 1 x In
Electrical life (415Vac) 4.500 cycles
Magnetic regulation 6 - 8 - 10 - 12 x In
Mechanical life 15.000 cycles
Neutral protection 100% x Ir
Operating temperature -5°C +65°C
Total power loss 89.5999999999999 W
Stocking temperature -20° +65°
Rated short-circuit current making capacity (Icm) -
Weight (kg) 5.6
Rated short-time withstand current for 0,3s (Icw) -
Width 185 mm
Idn regulation -
Height 260 mm
DT regulation -
Depth 103 mm
SERVICE BREAKING CAPACITY (ICU) -
 RATED BREAKING CAPACITIY (ICS)  -
220/240Vac 85 kA
220/240Vac 85 kA
400/415Vac 50 kA
400/415Vac 50 kA
440Vac 45 kA
440Vac 45 kA
525Vac 30 kA
525Vac 30 kA
690Vac 20 kA
690Vac 15 kA
250Vdc 40 kA
250Vdc 40 kA
Ware Number 85362010

Product Data Sheet

Information and general recommendations

User guide

Technical characteristics - IT

Technical characteristics - EN

Brochure - EN

Brochure - IT

Technical characteristics - ES

PRICE

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CE marking

EQUIPMENT AND NOTES
ACCESSORIES SUPPLIED: supplied with front terminals (FC). 
CHARACTERISTICS: adjustable thermal release Ir = 0.63 ÷ 1 x In
Adjustable magnetic release Ii = 6 ÷ 12 x In
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