Range

ComPacT new generation

Product name

ComPacT NSX new generation

Device short name

NSX400R

Product or component type

Circuit breaker

Device application

Distribution

Poles description

4P

Protected poles description

4D 3D + N/2 3D

Neutral position

Left

[In] rated current

400 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

200 kA Icu at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 200 kA Icu at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 200 kA Icu at 440 V AC 50/60 Hz conforming to IEC 60947-2 80 kA Icu at 500 V AC 50/60 Hz conforming to IEC 60947-2 65 kA Icu at 525 V AC 50/60 Hz conforming to IEC 60947-2 45 kA Icu at 660/690 V AC 50/60 Hz conforming to IEC 60947-2

Performance level

R 200 kA 415 V AC

Trip unit name

MicroLogic 2.3

Trip unit technology

Electronic

Trip unit protection functions

LSoI

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

200 kA at 220/240 V AC 50/60 Hz conforming to IEC 60947-2 200 kA at 380/415 V AC 50/60 Hz conforming to IEC 60947-2 200 kA at 440 V AC 50/60 Hz conforming to IEC 60947-2 80 kA at 500 V AC 50/60 Hz conforming to IEC 60947-2 65 kA at 525 V AC 50/60 Hz conforming to IEC 60947-2 45 kA at 660/690 V AC 50/60 Hz conforming to IEC 60947-2

Mechanical durability

15000 cycles

Electrical durability

12000 cycles at 440 V In/2 6000 cycles at 440 V In 6000 cycles at 690 V In/2 3000 cycles at 690 V In

Power dissipation per pole

19.2 W

mounting support

Backplate

Mounting position

Horizontal and vertical Flat on the back

Upside connection

Front

downside connection

Front

Connection pitch

45 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

400 A at 40 °C

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

Adjustable 9 settings

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

160…400 A

Long-time protection delay adjustment type tr

Fixed

[tr] long-time protection delay adjustment range

400 s at 1.5 x Ir 16 s at 6 x Ir 11 s at 7.2 x Ir

Neutral protection settings

0.5 x Ir (3D + N/2) 1 x Ir (4D) No protection (3D)

Thermal memory

20 minutes before and after tripping

Short-time protection pick-up adjustment type Isd

Adjustable 9 settings

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

1.5...10 x Ir

Short-time protection delay adjustment type tsd

Fixed

Instantaneous protection pick-up adjustment type Ii

Fixed

[Ii] instantaneous protection pick-up adjustment range

4800 A

earth-leakage protection

Without

Zone selective interlocking ZSI

Without

Number of slots for electrical auxiliaries

6 slot(s)

Local signalling

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

Width (W)

185 mm

Height (H)

255 mm

Depth (D)

110 mm

Net weight

7.9 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

Unit Type of Package 1

PCE

Number of Units in Package 1

1

Package 1 Height

15.2 cm

Package 1 Width

20.3 cm

Package 1 Length

29.2 cm

Package 1 Weight

7.593 kg

Warranty

18 months