NZMN3-VEF450-NA

CB 3p fix settings, selective

Trade Price

£2,611.09

Per

1

Unit

EACH

Pack Quantity

1

NZMN3-VEF450-NA
NZMN3-VEF450-NA
NZMN3-VEF450-NA

Information

Eaton Moeller series NZM - Molded Case Circuit Breaker. Circuit-breaker, 3p, 450A, busbar terminal for CU N, frame 3, VEF450-NA

Technical Specifications

Product Length/Depth

166 mm

Product Height

297 mm

Product Width

140 mm

Product Weight

6.34 kg

Compliances

RoHS conform

Certifications

IEC

CSA (Class No. 1432-01)

UL (File No. E31593)

Specially designed for North America

IEC 60947-2

IEC/EN 60947

CE marking

UL (Category Control Number DIVQ)

UL 489

CSA (File No. 22086)

UL/CSA

CSA-C22.2 No. 5-09

UL listed

CSA certified

Voltage rating

690 V - 690 V

Rated operating voltage Ue (UL) - max

600 V

Rated impulse withstand voltage (Uimp) at auxiliary contacts

6000 V

Rated impulse withstand voltage (Uimp) at main contacts

8000 V

Rated operational current

450 A (690 V AC-1, making and breaking capacity)

450 A (660-690 V AC-3, making and breaking capacity)

500 A (415 V AC-1, making and breaking capacity)

630 A (380/400 V AC-1, making and breaking capacity)

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

3.3 kA

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

3.3 kA

Amperage Rating

450 A

Instantaneous current setting (Ii) - min

900 A

Instantaneous current setting (Ii) - max

3600 A

Overload current setting (Ir) - min

450 A

Overload current setting (Ir) - max

450 A

Short delay current setting (Isd) - min

675 A

Short delay current setting (Isd) - max

3150 A

Short-circuit release delayed setting - min

675 A

Short-circuit release delayed setting - max

3150 A

Short-circuit release non-delayed setting - min

900 A

Short-circuit release non-delayed setting - max

3600 A

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

85 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

35 kA

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

13 kA

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

5 kA

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

187 kA

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

105 kA

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

74 kA

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

53 kA

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

40 kA

Short-circuit total breaktime

< 10 ms

Electrical connection type of main circuit

Screw connection

Isolation

500 V AC (between auxiliary contacts and main contacts)

300 V AC (between the auxiliary 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

5000 operations at 400 V AC-1

2000 operations at 690 V AC-3

2000 operations at 415 V AC-3

2000 operations at 400 V AC-3

3000 operations at 690 V AC-1

Direction of incoming supply

As required

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

IP40 (with insulating surround)

IP66 (with door coupling rotary handle)

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

20 g (half-sinusoidal shock 20 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, constant, to IEC 60068-2-78

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

Lifespan, mechanical

15000 operations

Document Links

Datasheet