Eaton Moeller series NZM - Molded Case Circuit Breaker. NZM2 PXR10 circuit breaker, 3 pole, 250A, screw terminal, H, 2
| Product Name |
Eaton Moeller series NZM molded case circuit breaker electronic
|
| Catalog Number |
192011
|
| EAN |
4015081925629
|
| Product Length/Depth |
190 mm
|
| Product Height |
160 mm
|
| Product Width |
115 mm
|
| Product Weight |
2.3 kg
|
| Compliances |
RoHS conform
|
| Certifications |
IEC/EN 60947
IEC |
| Model Code |
NZMH2-AX250
|
| Functions |
System and cable protection
|
| Amperage Rating |
250 A
|
| Application |
Use in unearthed supply systems at 690 V
|
| Circuit breaker frame type |
NZM2
|
| Features |
Motor drive optional
Protection unit |
| Number of poles |
Three-pole
|
| Release system |
Electronic release
|
| Special features |
|
| Type |
Circuit breaker
|
| 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.
|
| Ambient operating temperature - max |
70 °C
|
| Ambient storage temperature - max |
70 °C
|
| Ambient operating temperature - min |
-25 °C
|
| Ambient storage temperature - min |
40 °C
|
| Equipment heat dissipation, current-dependent |
51.56 W
|
| Rated operational current for specified heat dissipation (In) |
250 A
|
| Amperage Rating |
250 A
|
| Direction of incoming supply |
As required
|
| Electrical connection type of main circuit |
Screw connection
|
| Handle type |
Rocker lever
|
| Instantaneous current setting (Ii) - max |
12 A
|
| Instantaneous current setting (Ii) - min |
2 A
|
| Isolation |
500 V AC (between auxiliary contacts and main contacts)
300 V AC (between the auxiliary contacts) |
| Lifespan, electrical |
10000 operations at 400 V AC-1
10000 operations at 415 V AC-1 7500 operations at 690 V AC-1 |
| Number of operations per hour - max |
120
|
| Overload current setting (Ir) - max |
250 A
|
| Overload current setting (Ir) - min |
100 A
|
| Overvoltage category |
III
|
| Pollution degree |
3
|
| 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
|
| Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 230 V, 50/60 Hz |
150 kA
|
| Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 400/415 V, 50/60 Hz |
150 kA
|
| Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 440 V, 50/60 Hz |
130 kA
|
| Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 525 V, 50/60 Hz |
37.5 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 |
330 kA
|
| Rated short-circuit making capacity Icm at 400/415 V, 50/60 Hz |
330 kA
|
| Rated short-circuit making capacity Icm at 440 V, 50/60 Hz |
286 kA
|
| Rated short-circuit making capacity Icm at 525 V, 50/60 Hz |
105 kA
|
| Rated short-circuit making capacity Icm at 690 V, 50/60 Hz |
40 kA
|
| Rated short-time withstand current (t = 0.3 s) |
1.9 kA
|
| Rated short-time withstand current (t = 1 s) |
1.9 kA
|
| Short-circuit release non-delayed setting - max |
3000 A
|
| Short-circuit release non-delayed setting - min |
500 A
|
| Short-circuit total breaktime |
< 10 ms
|
| Utilization category |
A (IEC/EN 60947-2)
|
| Voltage rating |
690 V - 690 V
|
| Climatic proofing |
Damp heat, cyclic, to IEC 60068-2-30
Damp heat, constant, to IEC 60068-2-78 |
| 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) |
| Lifespan, mechanical |
20000 operations
|
| Mounting Method |
Fixed
DIN rail (top hat rail) mounting optional Built-in device fixed built-in technique |
| 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
|
| 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)
|
| Special features |
|
| Optional terminals |
Box terminal. Connection on rear. Tunnel terminal
|
| Standard terminals |
Screw terminal
|
| Terminal capacity (aluminum solid conductor/cable) |
16 mm² (1x) at tunnel terminal
|
| Terminal capacity (aluminum stranded conductor/cable) |
25 mm² - 185 mm² (1x) at tunnel terminal
|
| Terminal capacity (control cable) |
0.75 mm² - 2.5 mm² (1x)
0.75 mm² - 1.5 mm² (2x) |
| Terminal capacity (copper busbar) |
Max. 24 mm x 8 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) |
10 mm² - 16 mm² (1x) direct at switch rear-side connection
16 mm² (1x) at tunnel terminal 10 mm² - 16 mm² (1x) at box terminal 6 mm² - 16 mm² (2x) direct at switch rear-side connection 6 mm² - 16 mm² (2x) at box terminal |
| Terminal capacity (copper stranded conductor/cable) |
25 mm² - 185 mm² (1x) at box terminal
25 mm² - 70 mm² (2x) direct at switch rear-side connection 25 mm² - 185 mm² (1x) at 1-hole tunnel terminal 25 mm² - 185 mm² (1x) direct at switch rear-side connection 25 mm² - 70 mm² (2x) at box terminal |
| Terminal capacity (copper strip) |
Max. 8 segments of 24 mm x 1 mm (2x) at box terminal
Max. 10 segments of 24 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 Min. 2 segments of 16 mm x 0.8 mm at rear-side connection (punched) |
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