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NZMB2-A125 259087 Y7-259087 EATON ELECTRIC Circuit-breaker, 3p, 125A
NZMB2-A125
259087
Y7-259087
EATON-MOELLER
Circuit-breaker, 3p, 125A
NZMB2-A125
Eaton Moeller series NZM - Molded Case Circuit Breaker. Circuit-breaker, 3p, 125A, B, frame2, A125
Circuit-breaker, according to IEC/EN60947-2, with screw connections, screw fixing, Ui 690V, degree of protection IP20, finger proof according to VDE 0106 T. 100, adjustable overload release Ir = 0.8 – 1 × In, adjustable short-circuit release Ii = 6 – 10 × In and permanently set short-circuit release Ii as limitation, accessories: auxiliary contact modules, voltage release, remote operator, mounting accessories, terminal type, system housing, adapter
Low-voltage industrial components > Power circuit-breaker for trafo/generator/installation protection
Circuit Breakers NZM
Brand new product in its original packaging covered by the warranties and certifications provided by EATON-MOELLER
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▲General specifications
Product Name
Eaton Moeller series NZM molded case circuit breaker thermo-magnetic
Catalog Number
259087
Model Code
NZMB2-A125
EAN
4015082590871
Product Length/Depth
149 mm
Product Height
184 mm
Product Width
105 mm
Product Weight
2.36 kg
Compliances
RoHS conform
Certifications
IEC/EN 60947
Product specifications
Special features
Application
Use in unearthed supply systems at 440 V
Amperage Rating
125 A
Voltage rating
440 V - 440 V
Features
Protection unit
Motor drive optional
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.
10.11 Short-circuit rating
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.12 Electromagnetic compatibility
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.13 Mechanical function
The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.
10.2.2 Corrosion resistance
Meets the product standard's requirements.
10.2.3.1 Verification of thermal stability of enclosures
Meets the product standard's requirements.
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.
10.2.4 Resistance to ultra-violet (UV) radiation
Meets the product standard's requirements.
10.2.5 Lifting
Does not apply, since the entire switchgear needs to be evaluated.
10.2.6 Mechanical impact
Does not apply, since the entire switchgear needs to be evaluated.
10.2.7 Inscriptions
Meets the product standard's requirements.
10.3 Degree of protection of assemblies
Does not apply, since the entire switchgear needs to be evaluated.
10.4 Clearances and creepage distances
Meets the product standard's requirements.
10.5 Protection against electric shock
Does not apply, since the entire switchgear needs to be evaluated.
10.6 Incorporation of switching devices and components
Does not apply, since the entire switchgear needs to be evaluated.
10.7 Internal electrical circuits and connections
Is the panel builder's responsibility.
10.8 Connections for external conductors
Is the panel builder's responsibility.
10.9.2 Power-frequency electric strength
Is the panel builder's responsibility.
10.9.3 Impulse withstand voltage
Is the panel builder's responsibility.
10.9.4 Testing of enclosures made of insulating material
Is the panel builder's responsibility.
Pollution degree
3
Mounting Method
Built-in device fixed built-in technique
DIN rail (top hat rail) mounting optional
Fixed
DIN rail (top hat rail) mounting optional
Fixed
Climatic proofing
Damp heat, constant, to IEC 60068-2-78
Damp heat, cyclic, to IEC 60068-2-30
Damp heat, cyclic, to IEC 60068-2-30
Equipment heat dissipation, current-dependent
27.61 W
Utilization category
A (IEC/EN 60947-2)
Isolation
300 V AC (between the auxiliary contacts)
500 V AC (between auxiliary contacts and main contacts)
500 V AC (between auxiliary contacts and main contacts)
Ambient operating temperature - max
70 °C
Ambient operating temperature - min
-25 °C
Ambient storage temperature - max
70 °C
Ambient storage temperature - min
40 °C
Number of auxiliary contacts (change-over contacts)
0
Number of auxiliary contacts (normally closed contacts)
0
Number of auxiliary contacts (normally open contacts)
0
Protection against direct contact
Finger and back-of-hand proof to DIN EN 50274/VDE 0106 part 110
Degree of protection
IP20 (basic degree of protection, in the operating controls area)
IP20
IP20
Direction of incoming supply
As required
Electrical connection type of main circuit
Screw connection
Lifespan, mechanical
20000 operations
Overvoltage category
III
Degree of protection (IP), front side
IP40 (with insulating surround)
IP66 (with door coupling rotary handle)
IP66 (with door coupling rotary handle)
Degree of protection (terminations)
IP10 (tunnel terminal)
IP00 (terminations, phase isolator and strip terminal)
IP00 (terminations, phase isolator and strip terminal)
Number of poles
Three-pole
Terminal capacity (copper strip)
Max. 10 segments 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
Min. 2 segements of 16 mm x 0.8 mm at rear-side connection (punched)
Max. 10 segments of 16 mm x 0.8 mm at box terminal
Min. 2 segments of 9 mm x 0.8 mm at box terminal
Min. 2 segements of 16 mm x 0.8 mm at rear-side connection (punched)
Max. 10 segments of 16 mm x 0.8 mm at box terminal
Lifespan, electrical
10000 operations at 400 V AC-1
6500 operations at 415 V AC-3
10000 operations at 415 V AC-1
6500 operations at 415 V AC-3
10000 operations at 415 V AC-1
Shock resistance
20 g (half-sinusoidal shock 20 ms)
Position of connection for main current circuit
Front side
Power loss
27.6 W
Short-circuit total breaktime
< 10 ms
Short-circuit release non-delayed setting - max
1250 A
Short-circuit release non-delayed setting - min
750 A
Terminal capacity (control cable)
0.75 mm² - 1.5 mm² (2x)
0.75 mm² - 2.5 mm² (1x)
0.75 mm² - 2.5 mm² (1x)
Terminal capacity (copper busbar)
Min. 16 mm x 5 mm direct at switch rear-side connection
M8 at rear-side screw connection
Max. 20 mm x 5 mm direct at switch rear-side connection
M8 at rear-side screw connection
Max. 20 mm x 5 mm direct at switch rear-side connection
Terminal capacity (copper solid conductor/cable)
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
4 mm² - 16 mm² (1x) direct at switch rear-side connection
16 mm² (1x) at tunnel terminal
4 mm² - 16 mm² (2x) direct at switch rear-side connection
4 mm² - 16 mm² (1x) at box terminal
4 mm² - 16 mm² (1x) direct at switch rear-side connection
16 mm² (1x) at tunnel terminal
Terminal capacity (aluminum solid conductor/cable)
10 mm² - 16 mm² (1x) direct at switch rear-side connection
10 mm² - 16 mm² (2x) direct at switch rear-side connection
16 mm² (1x) at tunnel terminal
10 mm² - 16 mm² (2x) direct at switch rear-side connection
16 mm² (1x) at tunnel terminal
Terminal capacity (copper stranded conductor/cable)
25 mm² - 185 mm² (1x) direct at switch rear-side connection
25 mm² - 70 mm² (2x) direct at switch rear-side connection
25 mm² - 185 mm² (1x) at box terminal
25 mm² - 185 mm² (1x) at 1-hole tunnel 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 box terminal
25 mm² - 185 mm² (1x) at 1-hole tunnel terminal
25 mm² - 70 mm² (2x) 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
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
Instantaneous current setting (Ii) - max
1250 A
Instantaneous current setting (Ii) - min
750 A
Number of operations per hour - max
120
Overload current setting (Ir) - max
125 A
Overload current setting (Ir) - min
100 A
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 230 V, 50/60 Hz
30 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 400/415 V, 50/60 Hz
25 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 440 V, 50/60 Hz
18.5 kA
Rated short-circuit making capacity Icm at 400/415 V, 50/60 Hz
53 kA
Rated short-circuit making capacity Icm at 440 V, 50/60 Hz
53 kA
Standard terminals
Screw terminal
Rated short-circuit making capacity Icm at 240 V, 50/60 Hz
63 kA
Rated impulse withstand voltage (Uimp) at auxiliary contacts
6000 V
Rated impulse withstand voltage (Uimp) at main contacts
8000 V
Rated insulation voltage (Ui)
690 V AC
| Feature Name | Feature Value |
|---|---|
| Rated permanent current Iu (EF001389) | 125 A |
| Rated voltage (EF003977) | 440 V |
| Rated short-circuit breaking capacity Icu at 400 V, 50 Hz (EF007048) | 25 kA |
| Overload release current setting (EF002336) | 100 A |
| Adjustment range short-term delayed short-circuit release (EF007129) | 0 A |
| Adjustment range undelayed short-circuit release (EF007131) | 750 A |
| Device construction (EF008240) | Built-in device fixed built-in technique |
| Integrated earth fault protection (EF007296) | No |
| Type of electrical connection of main circuit (EF006819) | Screw connection |
| Suitable for DIN rail (top hat rail) mounting (EF007250) | No |
| DIN rail (top hat rail) mounting optional (EF008904) | Yes |
| Number of auxiliary contacts as normally closed contact (EF001377) | 0 |
| Number of auxiliary contacts as normally open contact (EF001376) | 0 |
| Number of auxiliary contacts as change-over contact (EF003531) | 0 |
| With switched-off indicator (EF007006) | No |
| With integrated under voltage release (EF001390) | No |
| Number of poles (EF001391) | 3 |
| Position of connection for main current circuit (EF006671) | Front |
| Type of control element (EF006976) | Rocker lever |
| Complete device with protection unit (EF008906) | Yes |
| Motor drive integrated (EF006697) | No |
| Motor drive optional (EF007386) | Yes |
| Degree of protection (IP) (EF005474) | IP20 |
Datasheet - PDF
▲| Title: | Size: | Type: |
|---|---|---|
| PDF CATALOGUE EATON EN .pdf | 38 Mbytes |
|
| NZMB2-A125 Y7-259087 259087 EN_119860.pdf | 627 Kbytes |
|
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