Schneider-Electric
LV431151

Range: ComPact

Product name: ComPact NSX

Range of product: ComPact NSX100...250

Device short name: NSX250B

Product or component type: Circuit breaker

Device application: Distribution

Poles description: 4P

Protected poles description: 3t + N/2; 4t; 3t

Neutral position: Left

[In] rated current: 160 A at 40 °C

[Ue] rated operational voltage: 690 V AC 50/60 Hz

Network type: AC

Network frequency: 50/60 Hz

Suitability for isolation: Yes conforming to EN/IEC 60947-2

Utilisation category: Category A

Breaking capacity: 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; 25 kA Icu at 380/415 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

Breaking capacity code: B 25 kA 415 V AC

Trip unit name: Micrologic 2.2

Trip unit technology: Electronic

Trip unit protection functions: LSoI

control type: Toggle

Mounting mode: Fixed

[Ui] rated insulation voltage: 800 V AC 50/60 Hz

[Uimp] rated impulse withstand voltage: 8 kV

[Ics] rated service breaking capacity: 20 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2; 25 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2; 40 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2; 15 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2

Mechanical durability: 20000 cycles

Electrical durability: 5000 cycles at 690 V In; 10000 cycles at 690 V In/2; 10000 cycles at 440 V In; 20000 cycles at 440 V In/2

Mounting support: Backplate

upside connection: Front

Downside connection: Front

Connection pitch: 35 mm

Protection type: L : for overload protection (long time); So : for short time short-circuit protection with fixed delay; I : for instantaneous short-circuit protection

Trip unit rating: 160 A at 40 °C

Long time pick-up adjustment type Ir: Adjustable 9 settings

long time pick-up adjustment range: 63...160 A

long time delay adjustment type: Fixed

[tr] long-time delay adjustment range: 11 s at 7.2 x Ir; 16 s at 6 x Ir; 400 s at 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 range: 1.5...10 x Ir

Short-time delay adjustment type: Fixed

Instantaneous pick-up adjustment type Ii: Fixed

Instantaneous pick-up adjustment range: 2400 A

Earth-leakage protection: Without

Neutral protection setting: 0.5 x Ir (3t + N/2); 1 x Ir (4t); No protection (3t)

Zone selective interlocking ZSI: Without

Number of slots: 5 slot(s)

Local signalling: Flashing LED (green) for ready to operate; LED 105 % Ir (red) for overload; LED 90 % Ir (orange) for overload

Width: 140 mm

Height: 161 mm

Depth: 86 mm

Net weight: 2.8 kg

Compatibility code: NSX250

Standards: EN/IEC 60947

Product certifications: CCC; EAC; Marine

Overvoltage category: Class II

Electrical shock protection class: Class II

Pollution degree: 3 conforming to IEC 60664-1

IP degree of protection: IP40 conforming to IEC 60529

IK degree of protection: IK07 conforming to IEC 62262

Ambient air temperature for operation: -25…70 °C

Ambient air temperature for storage: -50…85 °C

Relative humidity: 0…95 %

Operating altitude: 0...2000 m without derating; 2000 m...5000 m with derating

Unit Type of Package 1: Db

Number of Units in Package 1: 1

Package 1 Height: 14.5 cm

Package 1 Width: 17.74 cm

Package 1 Length: 19.0 cm

Package 1 Weight: 2.639 kg

Sustainable offer status: Green Premium product

EU RoHS Directive: Compliant

Mercury free: Yes

China RoHS Regulation: Product out of China RoHS scope. Substance declaration for your information

RoHS exemption information: Yes

Environmental Disclosure: ENVPEP120606EN

Circularity Profile: ENVEOLI120604EN

WEEE: The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins