FAQ MyEaton
Eaton Moeller series NZMH3 PXR20 circuit breaker, 250 A, 3-pole, Screw terminal, UL/CSA
| Product Name |
Eaton Moeller series NZM molded case circuit breaker electronic
|
| Catalog Number |
192533
|
| Model Code |
NZMH3-VX250-NA
|
| EAN |
4015081932610
|
| Product Length/Depth |
166 mm
|
| Product Height |
297 mm
|
| Product Width |
140 mm
|
| Product Weight |
6.34 kg
|
| Compliances |
RoHS conform
|
| Certifications |
CE marking
IEC CSA certified UL listed IEC 60947-2 Specially designed for North America CSA (Class No. 1432-01) UL (Category Control Number DIVQ) UL 489 CSA (File No. 22086) UL (File No. E31593) CSA-C22.2 No. 5-09 UL/CSA |
| Application |
Branch circuits, feeder circuits
|
| Type |
|
| Circuit breaker frame type |
NZM3
|
| Number of poles |
Three-pole
|
| Amperage Rating |
250 A
|
| Release system |
Electronic release
|
| Features |
Protection unit
Motor drive optional |
| Special features |
Circuit breaker
|
| Voltage rating |
690 V - 690 V
|
| Rated operating voltage Ue (UL) - max |
600 V
|
| Amperage Rating |
250 A
|
| Instantaneous current setting (Ii) - min |
2 A
|
| Instantaneous current setting (Ii) - max |
18 A
|
| Overload current setting (Ir) - min |
100 A
|
| Overload current setting (Ir) - max |
250 A
|
| Short delay current setting (Isd) - min |
500 A
|
| Short delay current setting (Isd) - max |
2500 A
|
| Short-circuit release delayed setting - min |
200 A
|
| Short-circuit release delayed setting - max |
2500 A
|
| Short-circuit release non-delayed setting - min |
500 A
|
| Short-circuit release non-delayed setting - max |
4500 A
|
| Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 400/415 V, 50/60 Hz |
150 kA
|
| Electrical connection type of main circuit |
Screw connection
|
| Handle type |
Rocker lever
|
| Mounting Method |
Built-in device fixed built-in technique
Fixed |
| Mounting Method |
Built-in device fixed built-in technique
Fixed |
| Degree of protection |
IP20
|
| Protection against direct contact |
Finger and back-of-hand proof to DIN EN 50274/VDE 0106 part 110
|
| 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
|
| Special features |
Circuit breaker
|
| Standard terminals |
Screw terminal
|
| Rated operational current for specified heat dissipation (In) |
250 A
|
| Equipment heat dissipation, current-dependent |
18.75 W
|
| Ambient operating temperature - min |
-25 °C
|
| Ambient operating temperature - max |
70 °C
|
| Ambient storage temperature - min |
40 °C
|
| Ambient storage temperature - max |
70 °C
|
| 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.
|
| 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.
|
| Functions |
Current limiting circuit breaker
Systems, cable, selectivity and generator protection |
Assistance de la part d’Eaton
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