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MSX 125 - MOULDED CASE CIRCUIT BREAKERS - ADJUSTABLE THERMAL AND ADJUSTABLE MAGNETIC RELEASE - 36KA 4P 50A 690V

Code: GWD9143

Range: MSX Range
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.

Technical Info

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Description Interruttore automatico scatolato
Code MSX 125
No. of poles 4P
Rated current 50 A
Release Elettromeccanico
 ELECTRICAL CHARACTERISTICS -
MECHANICAL CHARACTERISTICS -
Standard IEC/EN 60947-2
Execution Fisso - Rimovibile
Use category A
DIN rail mounting Sì, tramite accessorio
Rated frequency (Hz) 50 / 60
Accessoriabile con comando motore
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
Thermal regulation 0,63 - 0,8 - 1 x In
Electrical life (415Vac) 30.000 cycles
Magnetic regulation 6 - 8 - 10 - 12 x In
Mechanical life 30.000 cycles
Neutral protection 100% x Ir
Operating temperature -5°C +65°C
Total power loss 19.92 W
Stocking temperature -20° +65°
Rated short-circuit current making capacity (Icm) -
Weight (kg) 1.4
Rated short-time withstand current for 0,3s (Icw) -
Width 120 mm
Idn regulation -
Height 155 mm
DT regulation -
Depth 68 mm
SERVICE BREAKING CAPACITY (ICU) -
 RATED BREAKING CAPACITIY (ICS)  -
220/240Vac 50 kA
220/240Vac 50 kA
400/415Vac 36 kA
400/415Vac 36 / 30 kA
440Vac 25 kA
440Vac 25 kA
525Vac 22 kA
525Vac 22 kA
690Vac 6 kA
690Vac 6 kA
250Vdc 25 kA
250Vdc 19 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

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CE marking

EQUIPMENT AND NOTES
NOTES: for mounting on EN 50022 DIN rail, choose the fixing bracket GWD8876.
The space taken up on the EN 50022 DIN rail is approximately 5 modules for 3P versions and 7 modules for 4P versions.
ACCESSORIES SUPPLIED: supplied with front terminals (FC).
CHARACTERISTICS: Adjustable thermal release Ir = 0.63 ÷ 1 x In
Adjustable magnetic release Ii:
20A ÷100A: Ii = 6 ÷ 12 x In
125A: Ii = 6 ÷ 10 x In
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