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MSXD 125 - MCCB'S WITH RESIDUAL CURRENT PROT. - ADJ. THERMAL AND FIXED MAG. RELEASE - ADJ. RESIDUAL CURRENT PROT. RELEASE - 25KA 3P+N 50A 525V

Code: GWD9553

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 MSXD 125
No. of poles 3P+N
Rated current 50 A
Release Elettromeccanico
 ELECTRICAL CHARACTERISTICS -
MECHANICAL CHARACTERISTICS -
Standard IEC/EN 60947-2
Execution Fixed
Use category A
DIN rail mounting Sì, tramite accessorio
Rated frequency (Hz) 50 / 60
Accessoriabile con comando motore
Rated operating voltage (Ue) 525 Vac
Compatible interlock -
Rated impulse withstand voltage (Uimp) 8 kV
Terminals supplied Front FC
Overvoltage category IV
Assembly position Any
Insulation voltage (Ui) 525 V
Upline/downline power supply
Thermal regulation 0,63 - 0,8 - 1 x In
Electrical life (415Vac) 30.000 cycles
Magnetic regulation Fixed - 500 A
Mechanical life 30.000 cycles
Neutral protection Non protetto
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 0,03 - 0,1 - 0,3 - 0,5 - 1 - 3 A
Height 155 mm
DT regulation 0 - 60 - 200 - 400 - 700 ms
Depth 68 mm
SERVICE BREAKING CAPACITY (ICU) -
 RATED BREAKING CAPACITIY (ICS)  -
220/240Vac 35 kA
220/240Vac 27 kA
400/415Vac 25 kA
400/415Vac 19 kA
440Vac 15 kA
440Vac 12 kA
525Vac 8 kA
525Vac 6 kA
690Vac -
690Vac -
250Vdc -
250Vdc -
Ware Number 85362010

Product Data Sheet

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Technical characteristics - IT

Technical characteristics - EN

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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 7 modules.
ACCESSORIES SUPPLIED: supplied with front terminals (FC). 
CHARACTERISTICS: Adjustable thermal release Ir = 0.63 ÷ 1 x In
Fixed magnetic release Ii:
20A ÷ 100A: Ii = 12 x In
125A: Ii = 10 x In
Residual current circuit breaker tripping (Idn) and delay (dt) thresholds are adjustable:
Idn (A): 0.03 - 0.1 - 0.3 - 0.5 - 1 - 3
dt (ms): 0 - 60 - 200 - 400 - 700
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