COMPACT NS400H 3P3T M/MA320 FF 32750

Product number
4320920
Circuit breaker Compact NS400H, MA, 320A, 3p 3d
Circuit breaker Compact NS400H, MA, 320A, 3p 3d. range of product: Compact NS100...630 - product or component type: circuit breaker - device short name: Compact NS400H - circuit breaker name: Compact NS400H - device application: motor - protected poles description: 3t - network type: AC, DC - network frequency: 50/60 Hz - [In] rated current: 320 A 65 °C, 400 A 40 °C - [Ue] rated operational voltage: 690 V AC 50/60 Hz conforming to IEC 60947-2, 750 V DC conforming to IEC 60947-2 - breaking capacity code: H - breaking capacity: 100 kA at 240 V AC 50/60 Hz conforming to NEMA AB1 HIC, 100 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2, 20 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2, 35 kA at 600 V AC 50/60 Hz conforming to NEMA AB1 HIC, 35 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2, 50 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2, 65 kA at 480 V AC 50/60 Hz conforming to NEMA AB1 HIC, 65 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2, 70 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 - [Ics] rated service breaking capacity: Ics 100 kA 220/240 V AC 50/60 Hz conforming to IEC 60947-2, Ics 20 kA 660/690 V AC 50/60 Hz conforming to IEC 60947-2, Ics 35 kA 525 V AC 50/60 Hz conforming to IEC 60947-2, Ics 50 kA 500 V AC 50/60 Hz conforming to IEC 60947-2, Ics 65 kA 440 V AC 50/60 Hz conforming to IEC 60947-2, Ics 70 kA 380/415 V AC 50/60 Hz conforming to IEC 60947-2 - utilisation category: category A - trip unit name: MA - trip unit technology: magnetic - protection type: short-circuit protection (magnetic).

Product details

Technical specifications

Rated permanent current Iu400 A
Rated voltage690 ... 690 V
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz70 kA
Overload release current setting160 ... 400 A
Adjustment range short-term delayed short-circuit release0 ... 0 A
Adjustment range undelayed short-circuit release3600 ... 5600 A
Device constructionBuilt-in device fixed built-in technique
Integrated earth fault protectionfalse
Type of electrical connection of main circuitScrew connection
Suitable for DIN rail (top hat rail) mountingfalse
DIN rail (top hat rail) mounting optionalfalse
Number of auxiliary contacts as normally closed contact0
Number of auxiliary contacts as normally open contact0
Number of auxiliary contacts as change-over contact0
With switched-off indicatorfalse

Product codes

SAPGAM463
PLC4320920
STK4320920
GTIN/EAN3303430327509
Manufacturer part number32750
Vendor material number32750

Basic information

Package measurements (L x W x H)0.18 x 0.32 x 0.182 mm
Package volume10.483 l
Package weight0.006 kg
Base uniteach
Package units1
Usage quantity
UNSPSC39121600
BrandSCHNEIDER