AurFort
ComPacT NS630b...1600 new generationSchneider Electric MN undervoltage release, Compact NS 630b to 3200, 200 VDC to 250 VDC, 200 VAC to 250 VAC 50/60 Hz, manufacturer catalog image

Schneider Electric catalog image for this SKU; may represent the product family.

VOLTAGE RELEASE

MN undervoltage release, Compact NS 630b to 3200, 200 VDC to 250 VDC, 200 VAC to 250 VAC 50/60 Hz

SKU 33671

Schneider Electric 33671 is a voltage release in the ComPacT NS630b...1600 new generation range. Key specifications include control voltage: 200...250 V AC 50/60 Hz; product range: ComPacT NS630b...1600 new generation; product type: Voltage release.

200...250 V AC 50/60 HzControl voltage
ComPacT NS630b...1600 new generationProduct range
Voltage releaseProduct type
PRODUCT DATA

Technical specifications

Source: Schneider Electric product catalog.
Verified September 17, 2026.

33671 — selected manufacturer specifications
Product reference33671
RangeComPacT
Range of productComPacT NS630b...1600 new generation ComPacT NS1600b...3200 new generation
Device short nameMN
Product or component typeVoltage release
Device applicationControl
Voltage release typeOpening coil Undervoltage release
Control typeStandard
[Uc] control circuit voltage200...250 V AC 50/60 Hz 200...250 V DC
Circuit breaker mounting modeFixed
Range compatibilityComPact ComPact NS630b...1600 ComPact ComPact NS1600b...3200
Operating threshold0.35...0.7 x Un opening 0.85 x Un closing
Response time90 ms +/- 5 % for Compact NS630b...1600 90 ms +/- 5 % for Compact NS1600b...3200 40 ms +/- 5 % for MasterPact NT 90 ms +/- 5 % for MasterPact NW
Supply holding power4.5 VA
Accessory / separate part categorySpare part for MasterPact NT Spare part for MasterPact NT NAVY Spare part for MasterPact NW Spare part for MasterPact NW NAVY Spare part for ComPacT NS630b...1600 new generation Spare part for ComPacT NS1600b...3200 new generation

For complete electrical ratings, applicable standards, connection requirements and installation instructions, consult the official Schneider Electric reference ↗.