Trade Price
£570.82
Per
1
Unit
EACH
Pack Quantity
1
Eaton Moeller series NZM - Molded Case Circuit Breaker. Circuit-breaker, 4p, 125A, B, frame2, 4-A125
Product Length/Depth
149 mm
Product Height
184 mm
Product Width
140 mm
Product Weight
3 kg
Compliances
RoHS conform
Certifications
IEC/EN 60947
10.11 Short-circuit rating
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
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
Built-in device fixed built-in technique
DIN rail (top hat rail) mounting optional
Fixed
Amperage Rating
125 A
10.2.5 Lifting
Does not apply, since the entire switchgear needs to be evaluated.
Terminal capacity (copper strip)
Min. 2 segements of 16 mm x 0.8 mm at rear-side connection (punched)
Min. 2 segments of 9 mm x 0.8 mm at box terminal
Max. 10 segments of 16 mm x 0.8 mm at box terminal
Max. 10 segments of 16 mm x 0.8 mm at rear-side connection (punched)
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)
Max. 20 mm x 5 mm direct at switch rear-side connection
Min. 16 mm x 5 mm direct at switch rear-side connection
M8 at rear-side screw connection
10.8 Connections for external conductors
Is the panel builder's responsibility.
Special features
Rated current = rated uninterrupted current: 125 A
Set value in neutral conductor is synchronous with set value Ir of main pole.
Ambient operating temperature - max
70 °C
Position of connection for main current circuit
Front side
Current rating of neutral conductor
200% of phase conductor
Climatic proofing
Damp heat, cyclic, to IEC 60068-2-30
Damp heat, constant, to IEC 60068-2-78
Terminal capacity (copper stranded conductor/cable)
25 mm² - 185 mm² (1x) direct at switch rear-side connection
25 mm² - 185 mm² (1x) at box terminal
25 mm² - 70 mm² (2x) at box terminal
25 mm² - 70 mm² (2x) direct at switch rear-side connection
25 mm² - 185 mm² (1x) at 1-hole tunnel terminal
Features
Protection unit
Motor drive optional
Electrical connection type of main circuit
Screw connection
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 400/415 V, 50/60 Hz
25 kA
10.9.3 Impulse withstand voltage
Is the panel builder's responsibility.
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)
100 A - 125 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
27.61 W
Instantaneous current setting (Ii) - min
6 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.
Application
Use in unearthed supply systems at 440 V
10.3 Degree of protection of assemblies
Does not apply, since the entire switchgear needs to be evaluated.
Instantaneous current setting (Ii) - max
10 A
Overload current setting (Ir) - min
100 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.
Overload current setting (Ir) - max
125 A
Voltage rating
440 V - 440 V
Terminal capacity (copper solid conductor/cable)
4 mm² - 16 mm² (1x) direct at switch rear-side connection
16 mm² (1x) at tunnel terminal
4 mm² - 16 mm² (2x) at box terminal
4 mm² - 16 mm² (2x) direct at switch rear-side connection
4 mm² - 16 mm² (1x) at box terminal
Terminal capacity (aluminum stranded conductor/cable)
25 mm² - 50 mm² (1x) direct at switch rear-side connection
25 mm² - 50 mm² (2x) direct at switch rear-side connection
25 mm² - 185 mm² (1x) at tunnel terminal
10.9.2 Power-frequency electric strength
Is the panel builder's responsibility.
Short-circuit release non-delayed setting - min
750 A
Degree of protection
IP20
Short delay current setting (Isd) - max
0 A
Number of auxiliary contacts (change-over contacts)
0
Ambient storage temperature - max
70 °C
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.
Short-circuit release non-delayed setting - max
1250 A
Standard terminals
Screw terminal
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.
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)
Terminal capacity (aluminum solid conductor/cable)
10 mm² - 16 mm² (1x) direct at switch rear-side connection
16 mm² (1x) at tunnel terminal
10 mm² - 16 mm² (2x) direct at switch rear-side connection
Datasheet