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Eaton Moeller series NZM - Molded Case Circuit Breaker. Switch-disconnector 4p 320A 1000VDC
| Product Name |
Eaton Moeller series NZM - Molded case circuit breaker
|
| Catalog Number |
127734
|
| EAN |
4015081251445
|
| Product Length/Depth |
166 mm
|
| Product Height |
275 mm
|
| Product Width |
185 mm
|
| Product Weight |
7.996 kg
|
| Compliances |
RoHS conform
|
| Certifications |
IEC
IEC 60947-3 CCC |
| Model Code |
N3-4-320-S1-DC
|
| Application |
|
| Type |
DC switch-disconnector
|
| Circuit breaker frame type |
N3
|
| Number of poles |
Four-pole
|
| Amperage Rating |
320 A
|
| Features |
Motor drive optional
Version as main switch Version as maintenance-/service switch Version as emergency stop installation Remote operation with shunt releases / remote operator |
| Special features |
|
| Voltage rating |
1000 V - 1000 V
|
| Rated insulation voltage (Ui) |
1250 V
|
| Current rating (Iu) at 40°C with terminal jumpers |
320 A
|
| Current rating (Iu) at 65°C with terminal jumpers |
320 A
|
| Rated operational current |
320 A (DC 22-A)
|
| Rated conditional short-circuit current with back-up fuse |
2 x 250 AgR
15 kA at 1000 V |
| Rated short-time withstand current (t = 1 s) |
6.6 kA
|
| Amperage Rating |
320 A
|
| Short-circuit protective device fuses - max |
2 x 250 A gR
|
| Electrical connection type of main circuit |
Screw connection
|
| Number of operations per hour - max |
60
|
| Handle type |
Rocker lever
|
| Utilization category |
DC-22 A
|
| Overvoltage category |
III
|
| Pollution degree |
3
|
| Mounting Method |
Built-in device fixed built-in technique
Intermediate mounting Ground mounting Fixed Distribution board installation |
| Mounting Method |
Built-in device fixed built-in technique
Intermediate mounting Ground mounting Fixed Distribution board installation |
| Degree of protection |
IP20
|
| Degree of protection (IP), front side |
IP20
|
| Number of auxiliary contacts (change-over contacts) |
0
|
| Number of auxiliary contacts (normally closed contacts) |
0
|
| Number of auxiliary contacts (normally open contacts) |
0
|
| Number of switches |
1
|
| Handle color |
Black
|
| Switch positions |
I, +, 0
|
| Special features |
|
| Lifespan, mechanical |
15000 operations
|
| 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 (copper busbar) |
Max. 30 mm x 10 mm + 30 mm x 5 mm direct at switch rear-side connection
M10 at rear-side screw connection Max. 10 mm x 50 mm (2x) at rear-side width extension Min. 20 mm x 5 mm direct at switch rear-side connection |
| Terminal capacity (copper solid conductor/cable) |
16 mm² (2x) at box terminal
16 mm² (2x) direct at switch rear-side connection 16 mm² (1x) direct at switch rear-side connection |
| Terminal capacity (copper stranded conductor/cable) |
25 mm² - 240 mm² (1x) direct at switch rear-side connection
35 mm² - 240 mm² (1x) at box terminal 25 mm² - 120 mm² (2x) at box terminal 50 mm² - 240 mm² (2x) at 2-hole tunnel terminal 25 mm² - 185 mm² (1x) at tunnel terminal 25 mm² - 240 mm² (2x) direct at switch rear-side connection 50 mm² - 240 mm² (1x) at 2-hole tunnel terminal |
| Terminal capacity (copper strip) |
Max. 10 segments of 24 mm x 1 mm + 5 segments of 24 mm x 1 mm
Max. 10 segments of 32 mm x 1 mm + 5 segments of 32 mm x 1 mm at rear-side connection (punched) Max. 8 segments of 24 mm x 1 mm (2x) at box terminal Min. 6 segments of 16 mm x 0.8 mm at rear-side connection (punched) Min. 6 segments of 16 mm x 0.8 mm at box terminal 10 segments of 50 mm x 1 mm (2x) at rear-side width extension |
| Rated operational current for specified heat dissipation (In) |
320 A
|
| Equipment heat dissipation, current-dependent |
62 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 |
Disconnectors/main switches
Interlockable Photovoltaic applications Voltage release optional |
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