Product Length/Depth

401 mm

Product Height

207 mm

Product Width

210 mm

Product Weight

19.046 kg

Compliances

RoHS conform

Certifications

IEC

IEC/EN 60947

Application

Use in unearthed supply systems at 525 V

Type

Circuit breaker

Circuit breaker frame type

NZM4

Number of poles

Three-pole

Release system

Electronic release

Features

Protection unit

Motor drive optional

Special features

Maximum back-up fuse, if the expected short-circuit currents at the installation location exceed the switching capacity of the circuit breaker (Rated short-circuit breaking capacity Icn)

R.m.s. value measurement and “thermal memory”

Rated current = rated uninterrupted current: 1000 A

Rated short-time withstand current (t = 0.3 s)

19.2 kA

Rated short-time withstand current (t = 1 s)

19.2 kA

Amperage Rating

1000 A

Instantaneous current setting (Ii) - min

2000 A

Instantaneous current setting (Ii) - max

12000 A

Overload current setting (Ir) - min

500 A

Overload current setting (Ir) - max

1000 A

Short delay current setting (Isd) - min

0 A

Short delay current setting (Isd) - max

0 A

Short-circuit release non-delayed setting - min

2000 A

Short-circuit release non-delayed setting - max

12000 A

Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 230 V, 50/60 Hz

63 kA

Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 400/415 V, 50/60 Hz

50 kA

Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 440 V, 50/60 Hz

50 kA

Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 525 V, 50/60 Hz

50 kA

Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 690 V, 50/60 Hz

37 kA

Rated short-circuit making capacity Icm at 240 V, 50/60 Hz

275 kA

Rated short-circuit making capacity Icm at 400/415 V, 50/60 Hz

187 kA

Rated short-circuit making capacity Icm at 440 V, 50/60 Hz

187 kA

Rated short-circuit making capacity Icm at 525 V, 50/60 Hz

143 kA

Rated short-circuit making capacity Icm at 690 V, 50/60 Hz

100 kA

Short-circuit total breaktime

< 25 ms (≦ 415 V); < 35 ms (> 415 V)

Electrical connection type of main circuit

Screw connection

Isolation

300 V AC (between the auxiliary contacts)

500 V AC (between auxiliary contacts and main contacts)

Number of operations per hour - max

60

Handle type

Rocker lever

Utilization category

A (IEC/EN 60947-2)

Overvoltage category

III

Pollution degree

3

Lifespan, electrical

2000 operations at 690 V AC-1

3000 operations at 415 V AC-1

1000 operations at 690 V AC-3

2000 operations at 415 V AC-3

2000 operations at 400 V AC-3

3000 operations at 400 V AC-1

Direction of incoming supply

As required

Voltage rating

690 V - 690 V

Rated impulse withstand voltage (Uimp) at auxiliary contacts

6000 V

Rated impulse withstand voltage (Uimp) at main contacts

8000 V

Mounting Method

Fixed

Built-in device fixed built-in technique

Degree of protection

IP20 (basic degree of protection, in the operating controls area)

IP20

Degree of protection (IP), front side

IP66 (with door coupling rotary handle)

IP40 (with insulating surround)

Degree of protection (terminations)

IP00 (terminations, phase isolator and strip terminal)

IP10 (tunnel terminal)

Protection against direct contact

Finger and back-of-hand proof to DIN EN 50274/VDE 0106 part 110

Shock resistance

15 g (half-sinusoidal shock 11 ms)

Number of auxiliary contacts (change-over contacts)

0

Number of auxiliary contacts (normally closed contacts)

0

Number of auxiliary contacts (normally open contacts)

0

Position of connection for main current circuit

Front side

Climatic proofing

Damp heat, cyclic, to IEC 60068-2-30

Damp heat, constant, to IEC 60068-2-78

Lifespan, mechanical

10000 operations