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Description du produit
Référence :
LV431133
Marque : Schneider
Disponibilité : En Stock
Caractéristiques Techniques du produit
LV431133
Characteristics
circuit breaker Compact NSX250B
TMD - 125 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 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 TM
D
Trip unit technology Thermal
magnetic
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 protection functions LI
Trip unit rating 125 A ( 40 °C )
Protection type Overload protection (thermal)
Short
circuit protection (magnetic)
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 Positive contact indication
Neutral protection setting 1 x Ir 4t
Long time pick
up adjstment type Ir Adjustable
Long time pick
up adjustment range 0.7...1 x In
Long time delay adjustment type Fixed
[Tr] long
time delay adjustment 15 s 6 x Ir
120...400 s 1.5 x In
Short
time pick-up adjustment type Isd Fixed
[Isd] short
time pick-up adjustment 1250 A
range
Short
time delay adjustment type Fixed
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
Ambient air temperature for storage
55...85 °C
Offer Sustainability
Sustainable offer status Not 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
2
Contractual warranty
Warranty period 18 months
3
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