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Schneider Electric 37649

MPN37649

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circuit breaker Compact NSF150N - TMD - 50 A - 3 poles 3d

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Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jun 2026

Specifications

37649 — Ratings
Parameter	Value
Poles configuration	3P
Breaking capacity	22 kA Icu 525 V AC 50/60 Hz IEC 60947-2 30 kA Icu 500 V AC 50/60 Hz IEC 60947-2 85 kA Icu 220/240 V AC 50/60 Hz IEC 60947-2 35 kA Icu 440 V AC 50/60 Hz IEC 60947-2 36 kA Icu 380/415 V AC 50/60 Hz IEC 60947-2 50 kA Icu 250 V DC 1P IEC 60947-2 50 kA Icu 500 V DC 2P IEC 60947-2 8 kA Icu 600/690 V AC 50/60 Hz IEC 60947-2
Rated service breaking capacity (Ics)	22 kA 525 V AC 50/60 Hz IEC 60947-2 30 kA 500 V AC 50/60 Hz IEC 60947-2 85 kA 220/240 V AC 50/60 Hz IEC 60947-2 35 kA 440 V AC 50/60 Hz IEC 60947-2 36 kA 380/415 V AC 50/60 Hz IEC 60947-2 50 kA 250 V DC IEC 60947-2 50 kA 500 V DC IEC 60947-2 8 kA 600/690 V AC 50/60 Hz IEC 60947-2
Rated operational voltage (Ue)	500 V DC IEC 60947-2
Rated insulation voltage (Ui)	750 V AC 50/60 Hz IEC 60947-2
Rated impulse withstand voltage (Uimp)	8 kVIEC 60947-2
Network type (AC/DC)	AC
Network frequency	50/60 Hz
Utilisation category	Category A

37649 — Protection
Parameter	Value
Trip unit technology	Thermal-magnetic
Suitability for isolation	Yes IEC 60947-2

37649 — Mechanical
Parameter	Value
Mounting support	Backplate
Mounting mode	Fixed
Control type	Toggle
Local signalling/indication	Positive contact indication
Width	4.1 in (105 mm)
Height	6.3 in (161 mm)
Depth	3.4 in (86 mm)