Trade Price
£455.48
Per
1
Unit
EACH
Pack Quantity
Eaton Moeller series NZM - Molded Case Circuit Breaker. Circuit-breaker, 4p, 40A, N, frame 1, 4-A40
Product Length/Depth
84.5 mm
Product Height
145 mm
Product Width
120 mm
Product Weight
1.318 kg
Compliances
RoHS conform
Certifications
IEC
IEC/EN 60947
Rated operational current for specified heat dissipation (In)
40 A
10.11 Short-circuit rating
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 690 V, 50/60 Hz
7.5 kA
10.4 Clearances and creepage distances
Meets the product standard's requirements.
10.12 Electromagnetic compatibility
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
Mounting Method
DIN rail (top hat rail) mounting optional
Built-in device fixed built-in technique
Fixed
Amperage Rating
40 A
10.2.5 Lifting
Does not apply, since the entire switchgear needs to be evaluated.
Terminal capacity (copper strip)
Max. 9 segments of 9 mm x 0.8 mm at box terminal
Min. 2 segments of 9 mm x 0.8 mm at box terminal
Handle type
Rocker lever
10.2.3.1 Verification of thermal stability of enclosures
Meets the product standard's requirements.
Ambient storage temperature - min
40 °C
Protection against direct contact
Finger and back-of-hand proof to DIN EN 50274/VDE 0106 part 110
Terminal capacity (copper busbar)
Min. 12 mm x 5 mm direct at switch rear-side connection
Max. 16 mm x 5 mm direct at switch rear-side connection
M6 at rear-side screw connection
10.8 Connections for external conductors
Is the panel builder's responsibility.
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)
Rated current = rated uninterrupted current: 40 A
Set value in neutral conductor is synchronous with set value Ir of main pole.
Terminal capacity hint: Up to 95 mm² can be connected depending on the cable manufacturer.
Ambient operating temperature - max
70 °C
Position of connection for main current circuit
Front side
Current rating of neutral conductor
200% of phase conductor
Rated insulation voltage (Ui)
690 V AC
Climatic proofing
Damp heat, cyclic, to IEC 60068-2-30
Damp heat, constant, to IEC 60068-2-78
Terminal capacity (copper stranded conductor/cable)
6 mm² - 25 mm² (2x) at box terminal
25 mm² (2x) direct at switch rear-side connection
25 mm² - 95 mm² (1x) at 1-hole tunnel terminal
10 mm² - 70 mm² (1x) direct at switch rear-side connection
10 mm² - 70 mm² (1x) at box terminal
Features
Protection unit
Lifespan, electrical
10000 operations at 415 V AC-1
7500 operations at 690 V AC-1
10000 operations at 400 V AC-1
Electrical connection type of main circuit
Frame clamp
Short-circuit total breaktime
< 10 ms
Rated impulse withstand voltage (Uimp) at main contacts
6000 V
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 400/415 V, 50/60 Hz
50 kA
10.9.3 Impulse withstand voltage
Is the panel builder's responsibility.
Utilization category
A (IEC/EN 60947-2)
Number of poles
Four-pole
Ambient operating temperature - min
-25 °C
10.6 Incorporation of switching devices and components
Does not apply, since the entire switchgear needs to be evaluated.
Overload current setting (Ir)
32 A - 40 A
10.5 Protection against electric shock
Does not apply, since the entire switchgear needs to be evaluated.
Terminal capacity (control cable)
0.75 mm² - 1.5 mm² (2x)
0.75 mm² - 2.5 mm² (1x)
Equipment heat dissipation, current-dependent
10.66 W
Instantaneous current setting (Ii) - min
8 A
10.13 Mechanical function
The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.
10.2.6 Mechanical impact
Does not apply, since the entire switchgear needs to be evaluated.
10.9.4 Testing of enclosures made of insulating material
Is the panel builder's responsibility.
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 230 V, 50/60 Hz
85 kA
Application
Use in unearthed supply systems at 690 V
10.3 Degree of protection of assemblies
Does not apply, since the entire switchgear needs to be evaluated.
Rated short-circuit making capacity Icm at 240 V, 50/60 Hz
187 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 440 V, 50/60 Hz
35 kA
Degree of protection (IP), front side
IP40 (with insulating surround)
IP66 (with door coupling rotary handle)
Rated short-circuit making capacity Icm at 525 V, 50/60 Hz
40 kA
Rated short-circuit making capacity Icm at 690 V, 50/60 Hz
17 kA
Instantaneous current setting (Ii) - max
10 A
Overload current setting (Ir) - min
32 A
Short delay current setting (Isd) - min
0 A
Number of auxiliary contacts (normally closed contacts)
0
10.2.3.2 Verification of resistance of insulating materials to normal heat
Meets the product standard's requirements.
10.2.3.3 Resist. of insul. mat. to abnormal heat/fire by internal elect. effects
Meets the product standard's requirements.
Lifespan, mechanical
20000 operations
Overload current setting (Ir) - max
40 A
Voltage rating
690 V - 690 V
Terminal capacity (copper solid conductor/cable)
16 mm² (1x) at tunnel terminal
10 mm² - 16 mm² (1x) at box terminal
10 mm² - 16 mm² (1x) direct at switch rear-side connection
6 mm² - 16 mm² (2x) at box terminal
6 mm² - 16 mm² (2x) direct at switch rear-side connection
Degree of protection (terminations)
IP10 (tunnel terminal)
IP00 (terminations, phase isolator and strip terminal)
Terminal capacity (aluminum stranded conductor/cable)
25 mm² - 35 mm² (1x) direct at switch rear-side connection
25 mm² - 95 mm² (1x) at tunnel terminal
25 mm² - 35 mm² (2x) direct at switch rear-side connection
10.9.2 Power-frequency electric strength
Is the panel builder's responsibility.
Short-circuit release non-delayed setting - min
320 A
Degree of protection
IP20
IP20 (basic degree of protection, in the operating controls area)
Overvoltage category
III
Short delay current setting (Isd) - max
0 A
Rated impulse withstand voltage (Uimp) at auxiliary contacts
6000 V
Number of auxiliary contacts (change-over contacts)
0
Ambient storage temperature - max
70 °C
Release system
Thermomagnetic release
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 525 V, 50/60 Hz
10 kA
Optional terminals
Connection on rear. Screw terminal. Tunnel terminal
Pollution degree
3
10.7 Internal electrical circuits and connections
Is the panel builder's responsibility.
10.10 Temperature rise
The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
Functions
System and cable protection
Short-circuit release non-delayed setting - max
400 A
Rated short-circuit making capacity Icm at 400/415 V, 50/60 Hz
105 kA
Standard terminals
Box terminal
Type
Circuit breaker
10.2.2 Corrosion resistance
Meets the product standard's requirements.
10.2.4 Resistance to ultra-violet (UV) radiation
Meets the product standard's requirements.
10.2.7 Inscriptions
Meets the product standard's requirements.
Rated short-circuit making capacity Icm at 440 V, 50/60 Hz
74 kA
Number of auxiliary contacts (normally open contacts)
0
Isolation
500 V AC (between auxiliary contacts and main contacts)
300 V AC (between the auxiliary contacts)
Number of operations per hour - max
120
Circuit breaker frame type
NZM1
Direction of incoming supply
As required
Shock resistance
20 g (half-sinusoidal shock 20 ms)
Terminal capacity (aluminum solid conductor/cable)
16 mm² (1x) at tunnel terminal
10 mm² - 16 mm² (2x) direct at switch rear-side connection
10 mm² - 16 mm² (1x) direct at switch rear-side connection
Datasheet