Schneider-Electric
LV431155

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: 4t; 3t; 3t + OSN; 3t + N/2

neutral position: Left

[In] rated current: 250 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 5.2 A

trip unit technology: Electronic

trip unit protection functions: LSI

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); S : for short time short-circuit protection; I : for instantaneous short-circuit protection

trip unit rating: 250 A at 40 °C

long time pick-up adjustment type Ir: Adjustable

long time pick-up adjustment range: 100...250 A

long time delay adjustment type: Adjustable

[tr] long-time delay adjustment range: 15…400 s at 1.5 x Ir; 0.35…11 s at 7.2 x Ir; 0.5…16 s at 6 x Ir

thermal memory: 20 minutes before and after tripping

short-time pick-up adjustment type Isd: Adjustable

[Isd] short-time pick-up adjustment range: 1.5...10 x Ir

short-time delay adjustment type: Adjustable

[tsd] short-time delay adjustment range: 0…0.4 s

instantaneous pick-up adjustment type Ii: Adjustable

instantaneous pick-up adjustment range: 1.5...12 x In

earth-leakage protection: Without

neutral protection setting: 0.5 x Ir (3t + N/2); 1 x Ir (4t); 1.6 x Ir (3t + OSN); No protection (3t)

zone selective interlocking ZSI: With

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

display type: LCD display

type of measurement: Ammeter

communication of data: Maximeters/minimeters; Protection and alarm settings; Energy metering; Instantaneous and demand values; Maintenance indicators; Time-stamped histories and event tables; Power quality; Demand current and power

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: -40…85 °C

relative humidity: 0…95 %

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

Sustainable offer status: Green Premium product

REACh Regulation: Free of Substances of Very High Concern above the threshold

EU RoHS Directive: Compliant

Mercury free: Yes

RoHS exemption information: Yes

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

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