Trade Price
£1,048.60
Per
1
Unit
EACH
Pack Quantity
Eaton Moeller series NZM - Molded Case Circuit Breaker. NZM3 PXR20 circuit breaker, 250A, 3p, screw terminal, N, 3
Product Length/Depth
166 mm
Product Height
275 mm
Product Width
140 mm
Product Weight
6.904 kg
Compliances
RoHS conform
Certifications
IEC/EN 60947
IEC
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
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
250 A
Instantaneous current setting (Ii) - min
2 A
Instantaneous current setting (Ii) - max
18 A
Overload current setting (Ir) - min
100 A
Overload current setting (Ir) - max
250 A
Short delay current setting (Isd) - min
2 A
Short delay current setting (Isd) - max
10 A
Short-circuit release delayed setting - min
200 A
Short-circuit release delayed setting - max
2500 A
Short-circuit release non-delayed setting - min
500 A
Short-circuit release non-delayed setting - max
4500 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
110 kA
Rated short-circuit making capacity Icm at 440 V, 50/60 Hz
77 kA
Rated short-circuit making capacity Icm at 525 V, 50/60 Hz
55 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
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
3000 operations at 690 V AC-1
5000 operations at 400 V AC-1
5000 operations at 415 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
Datasheet