3P3T MICROLOGIC 2.2 250A NSX250B
Caractéristiques principales
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Description du produit
Référence :
LV431140
Marque : Schneider
Disponibilité : En Stock
Caractéristiques Techniques du produit
LV431140
Characteristics
circuit breaker Compact NSX250B
Micrologic
2.2
250 A - 3 poles 3d
Main
Range Compact
Product name Compact NSX
Product or component type Circuit breaker
Device short name Compact NSX250B
Device application Distribution
Poles description 3P
Protected poles description 3t
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
Trip unit technology Electronic
Trip unit protection functions LSoI
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 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
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 105 mm
Depth 86 mm
Product weight 2.4 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
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
2
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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