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Eaton Moeller series NZM - Molded Case Circuit Breaker. Circuit-breaker, 4p, 125A, B, frame2, 4-A125
Product Name |
Eaton Moeller series NZM molded case circuit breaker thermo-magnetic
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Catalog Number |
265847
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EAN |
4015082658472
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Product Length/Depth |
149 mm
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Product Height |
184 mm
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Product Width |
140 mm
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Product Weight |
3 kg
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Compliances |
RoHS conform
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Certifications |
IEC/EN 60947
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Model Code |
NZMB2-4-A125
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Amperage Rating |
125 A
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Voltage rating |
440 V - 440 V
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Features |
Protection unit
Motor drive optional |
10.10 Temperature rise |
The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
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10.11 Short-circuit rating |
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
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10.12 Electromagnetic compatibility |
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
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10.13 Mechanical function |
The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.
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10.2.2 Corrosion resistance |
Meets the product standard's requirements.
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10.2.3.1 Verification of thermal stability of enclosures |
Meets the product standard's requirements.
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10.2.3.2 Verification of resistance of insulating materials to normal heat |
Meets the product standard's requirements.
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10.2.3.3 Resist. of insul. mat. to abnormal heat/fire by internal elect. effects |
Meets the product standard's requirements.
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10.2.4 Resistance to ultra-violet (UV) radiation |
Meets the product standard's requirements.
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10.2.5 Lifting |
Does not apply, since the entire switchgear needs to be evaluated.
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10.2.6 Mechanical impact |
Does not apply, since the entire switchgear needs to be evaluated.
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10.2.7 Inscriptions |
Meets the product standard's requirements.
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10.3 Degree of protection of assemblies |
Does not apply, since the entire switchgear needs to be evaluated.
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10.4 Clearances and creepage distances |
Meets the product standard's requirements.
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10.5 Protection against electric shock |
Does not apply, since the entire switchgear needs to be evaluated.
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10.6 Incorporation of switching devices and components |
Does not apply, since the entire switchgear needs to be evaluated.
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10.7 Internal electrical circuits and connections |
Is the panel builder's responsibility.
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10.8 Connections for external conductors |
Is the panel builder's responsibility.
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10.9.2 Power-frequency electric strength |
Is the panel builder's responsibility.
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10.9.3 Impulse withstand voltage |
Is the panel builder's responsibility.
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10.9.4 Testing of enclosures made of insulating material |
Is the panel builder's responsibility.
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Mounting Method |
Built-in device fixed built-in technique
DIN rail (top hat rail) mounting optional Fixed |
Climatic proofing |
Damp heat, cyclic, to IEC 60068-2-30
Damp heat, constant, to IEC 60068-2-78 |
Equipment heat dissipation, current-dependent |
27.61 W
|
Isolation |
500 V AC (between auxiliary contacts and main contacts)
300 V AC (between the auxiliary contacts) |
Ambient operating temperature - max |
70 °C
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Ambient operating temperature - min |
-25 °C
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Ambient storage temperature - max |
70 °C
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Ambient storage temperature - min |
40 °C
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Number of auxiliary contacts (change-over contacts) |
0
|
Number of auxiliary contacts (normally closed contacts) |
0
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Number of auxiliary contacts (normally open contacts) |
0
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Protection against direct contact |
Finger and back-of-hand proof to DIN EN 50274/VDE 0106 part 110
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Degree of protection |
IP20
|
Electrical connection type of main circuit |
Screw connection
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Current rating of neutral conductor |
200% of phase conductor
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Number of poles |
Four-pole
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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) |
Special features |
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Application |
Use in unearthed supply systems at 440 V
|
Position of connection for main current circuit |
Front side
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Power loss |
27.6 W
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Short-circuit release non-delayed setting - max |
1250 A
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Short-circuit release non-delayed setting - min |
750 A
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Terminal capacity (control cable) |
0.75 mm² - 1.5 mm² (2x)
0.75 mm² - 2.5 mm² (1x) |
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 |
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 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 |
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 |
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 |
Handle type |
Rocker lever
|
Short delay current setting (Isd) - max |
0 A
|
Short delay current setting (Isd) - min |
0 A
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Instantaneous current setting (Ii) - max |
10 A
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Instantaneous current setting (Ii) - min |
6 A
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Overload current setting (Ir) - max |
125 A
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Overload current setting (Ir) - min |
100 A
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Overload current setting (Ir) |
100 A - 125 A
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Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 400/415 V, 50/60 Hz |
25 kA
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Standard terminals |
Screw terminal
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