Schneider Compact NSX250H 3P TMD Trip 250A 70KA

Schneider Electric LV431670 Compact NSX250H 3-pole 250A MCCB, TMD thermal-magnetic trip. High breaking 70kA at 415V AC per IEC 60947-2. For switchboards with high fault levels. Installed as the primary motor branch-circuit protection device between the incoming feeder and the contactor.

Series

Compact NSX250H, Poles: 3P, Rated Current: 250A, Trip Unit: TMD thermal-magnetic, fixed, Breaking Capacity Icu: 70kA at 415V AC, Rated Voltage: 690V AC max, Frame Size: 250A, Mounting: Plate

Breaking capacity

70 kA

Number of poles

3

Rated current

250 A

Trip unit

TMD

Range

ComPact

Product name

ComPact NSX

Range of product

ComPact NSX100...250

Device short name

NSX250H

Product or component type

Circuit breaker

Device application

Distribution

Protected poles description

3t

[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

[Icu] rated ultimate short-circuit breaking capacity

85 kA at 240 V AC 50/60 Hz conforming to UL 508; 65 kA at 480 V AC 50/60 Hz conforming to UL 508; 10 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2; 100 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2; 35 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2; 50 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2; 65 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2; 70 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2; 15 kA at 600 V AC 50/60 Hz conforming to UL 508

Performance level

H 70 kA 415 V AC

Trip unit name

TM-D

Trip unit technology

Thermal-magnetic

Trip unit protection functions

LI

Control type

Toggle

Circuit breaker mounting mode

Fixed

[Ui] rated insulation voltage

800 V AC 50/60 Hz

[Uimp] rated impulse withstand voltage

8 kV

[Ics] rated service short-circuit breaking capacity

10 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2; 100 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2; 35 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2; 50 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2; 65 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2; 70 kA at 380/415 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 (thermal); I : for short-circuit protection (magnetic)

Trip unit rating

250 A at 40 °C

Long-time pick-up adjustment type Ir (thermal protection)

Adjustable

[Ir] long-time protection pick-up adjustment range

0.7...1 x In

Long-time protection delay adjustment type tr

Fixed

[tr] long-time protection delay adjustment range

120…400 s at 1.5 x In; 15 s at 6 x Ir

Short-time protection pick-up adjustment type Isd

Adjustable

[Isd] Short-time protection pick-up adjustment range

5...10 x In

Short-time protection delay adjustment type tsd

Fixed

Earth-leakage protection

Without

Number of slots for electrical auxiliaries

5 slot(s)

Width (W)

105 mm

Height (H)

161 mm

Depth (D)

86 mm

Product weight

2.4 kg

Standards

EN/IEC 60947

Product certifications

Marine; EAC; CCC

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

Number of Units in Package 1

1

Number of Units in Package 2

12

Country of origin

PL

Warranty (in months)

18

EAN

3606480014468

Standard

IEC 60947-2; UL 489

Classification / Approval

CE, UL, CSA, EAC, CCC

HS Code

8536.20