LV431150
Documentation technique PDF
4P4T MICROLOGIC 2.2 250A NSX250B
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Référence : LV431150
Marque : Schneider
Disponibilité : En Stock
- LV431150
- Characteristics
- circuit breaker Compact NSX250B - Micrologic
- 2.2 - 250 A - 4 poles 4d
- Main
- Range Compact
- Product name Compact NSX
- Product or component type Circuit breaker
- Device short name Compact NSX250B
- Device application Distribution
- Poles description 4P
- Protected poles description 3t
- 3t + N/2
- 4t
- Neutral position Left
- Network type AC
- Network frequency 50/60 Hz
- [In] rated current 250 A ( 40 °C )
- [Ui] rated insulation voltage 800 V AC 50/60 Hz
- [Uimp] rated impulse withstand voltage 8 kV
- [Ue] rated operational voltage 690 V AC 50/60 Hz
- Breaking capacity code B
- Breaking capacity 25 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2
- 15 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2
- 20 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2
- 40 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2
- 20 kA at 480 V AC 50/60 Hz conforming to NEMA AB1
- 40 kA at 240 V AC 50/60 Hz conforming to NEMA AB1
- [Ics] rated service breaking capacity Ics 15 kA 500 V AC 50/60 Hz conforming to IEC 60947-2
- Ics 20 kA 440 V AC 50/60 Hz conforming to IEC 60947-2
- Ics 25 kA 380/415 V AC 50/60 Hz conforming to IEC 60947-2
- Ics 40 kA 220/240 V AC 50/60 Hz conforming to IEC 60947-2
- Suitability for isolation Yes conforming to EN 60947-2
- Yes conforming to IEC 60947-2
- Utilisation category Category A
- Trip unit name Micrologic 2.2
- Jun 12, 2017
- 1
- Disclaimer: This documentation is not intended as a substitute for and is not to be used for determining suitability or reliability of these products for specific user applications
- Trip unit technology Electronic
- Trip unit protection functions LSoI
- Trip unit rating 250 A ( 40 °C )
- Protection type Instantaneous short-circuit protection
- Overload protection (long time)
- Short time short-circuit protection
- Pollution degree 3 conforming to IEC 60664-1
- Complementary
- Control type Toggle
- Mounting mode Fixed
- Mounting support Backplate
- Upside connection Front
- Downside connection Front
- Mechanical durability 20000 cycles
- Electrical durability 10000 cycles 440 V In conforming to IEC 60947-2
- 10000 cycles 690 V In/2 conforming to IEC 60947-2
- 20000 cycles 440 V In/2 conforming to IEC 60947-2
- 5000 cycles 690 V In conforming to IEC 60947-2
- Connection pitch 35 mm
- Local signalling LED 105 % Ir
- LED 90 % Ir
- LED ready
- Neutral protection setting 0.5 x Ir 3t + N/2
- 1 x Ir 4t
- No protection 3t
- Long time pick-up adjstment type Ir Adjustable 9 settings
- Long time pick-up adjustment range 0.9...1 x Io
- Long time delay adjustment type Fixed
- [Tr] long-time delay adjustment 11 s 7.2 x Ir
- 16 s 6 x Ir
- 400 s 1.5 x Ir
- Thermal memory 20 minutes before and after tripping
- Short-time pick-up adjustment type Isd Adjustable 9 settings
- [Isd] short-time pick-up adjustment 1.5...10 x Ir
- range
- Short-time delay adjustment type Fixed
- Instantaneous pick-up adjustment type Fixed
- Ii
- Instantaneous pick-up adjustment 3000 A
- range
- Height 161 mm
- Width 140 mm
- Depth 86 mm
- Product weight 2.8 kg
- Environment
- Electrical shock protection class Class II
- Standards EN 60947-2
- IEC 60947-2
- NEMA AB1
- UL 508
- Product certifications CSA
- UL
- IP degree of protection IP40 conforming to IEC 60529
- IK degree of protection IK07 conforming to IEC 62262
- Ambient air temperature for operation -35...70 °C
- 2
- Ambient air temperature for storage -55...85 °C
- Offer Sustainability
- Sustainable offer status Green Premium product
- RoHS (date code: YYWW) Compliant - since 0819 - Schneider Electric declaration of conformity
- Schneider Electric declaration of conformity
- REACh Reference not containing SVHC above the threshold
- Reference not containing SVHC above the threshold
- Product environmental profile Available
- Contractual warranty
- Warranty period 18 months
- 3
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