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Eaton Moeller series NZM - Molded Case Circuit Breaker. Switch-disconnector 3p 250A terminals
| Product Name |
Eaton Moeller series NZM switch-disconnector
|
| Catalog Number |
110313
|
| EAN |
4015081098613
|
| Product Length/Depth |
149 mm
|
| Product Height |
184 mm
|
| Product Width |
105 mm
|
| Product Weight |
2.081 kg
|
| Compliances |
RoHS conform
|
| Certifications |
IEC/EN 60947
IEC |
| Model Code |
N2-250-BT
|
| Application |
Use in unearthed supply systems at 690 V
|
| Type |
Switch-disconnector
|
| Circuit breaker frame type |
N2
|
| Number of poles |
Three-pole
|
| Amperage Rating |
250 A
|
| Features |
Version as emergency stop installation
Motor drive optional Version as main switch Version as maintenance-/service switch |
| Special features |
|
| Voltage rating |
690 V - 690 V
|
| Rated operating voltage (Ue) at AC - max |
690 V
|
| Rated insulation voltage (Ui) |
690 V
|
| Rated impulse withstand voltage (Uimp) at auxiliary contacts |
6000 V
|
| Rated impulse withstand voltage (Uimp) at main contacts |
8000 V
|
| Rated operational current |
250 A (415 V AC-22/23A, making and breaking capacity)
250 A (690 V AC-22/23A, making and breaking capacity) |
| Rated conditional short-circuit current with back-up fuse |
PN2(N2)-160…250: 250 AgGgL
80 kA at 690 V 100 kA at 400/415 V |
| Rated conditional short-circuit current with downstream fuse |
100 kA at 400/415 V
80 kA at 690 V PN2(N2)-160…250: 250 AgGgL |
| Rated short-time withstand current (t = 0.3 s) |
3.5 kA
|
| Rated short-time withstand current (t = 1 s) |
3.5 kA
|
| Amperage Rating |
250 A
|
| Rated operating frequency |
50 Hz
|
| Rated short-circuit making capacity Icm at 690 V, 50/60 Hz |
5.5 kA
|
| Rated operating power at AC-23, 400 V |
132 kW
|
| Short-circuit protective device fuses - max |
250 A gL
|
| Electrical connection type of main circuit |
Frame clamp
|
| Isolation |
500 V AC (between auxiliary contacts and main contacts)
300 V AC (between the auxiliary contacts) |
| Number of operations per hour - max |
120
|
| Handle type |
Rocker lever
|
| Overvoltage category |
III
|
| Pollution degree |
3
|
| Lifespan, electrical |
10000 operations at 415 V AC-1
7500 operations at 415 V AC-3 10000 operations at 400 V AC-1 7500 operations at 690 V AC-1 5000 operations at 690 V AC-3 7500 operations at 400 V AC-3 |
| Direction of incoming supply |
As required
|
| Mounting Method |
Intermediate mounting
Built-in device fixed built-in technique Distribution board installation Ground mounting Fixed |
| Mounting Method |
Intermediate mounting
Built-in device fixed built-in technique Distribution board installation Ground mounting Fixed |
| Degree of protection |
IP20 (basic protection type, in the area of the HMI devices)
Other |
| Degree of protection (IP), front side |
IP66 (with door coupling rotary handle)
IP40 (with insulating surround) IP20 |
| Degree of protection (terminations) |
IP10 (tunnel terminal)
IP00 (terminations, phase isolator and band terminal) |
| 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)
|
| 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
|
| Climatic proofing |
Damp heat, constant, to IEC 60068-2-78
Damp heat, cyclic, to IEC 60068-2-30 |
| Special features |
|
| Lifespan, mechanical |
20000 operations
|
| Standard terminals |
Box terminal
|
| Optional terminals |
Connection on rear. Screw terminal. Tunnel 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 (aluminum stranded conductor/cable) |
25 mm² - 185 mm² (1x) at 1-hole tunnel terminal
|
| Terminal capacity (copper busbar) |
Min. 16 mm x 5 mm direct at switch rear-side connection
M8 at rear-side screw connection Max. 24 mm x 8 mm direct at switch rear-side connection |
| Terminal capacity (copper solid conductor/cable) |
6 mm² - 16 mm² (2x) at box terminal
6 mm² - 16 mm² (2x) direct at switch rear-side connection 10 mm² - 16 mm² (1x) at box terminal 16 mm² (1x) at tunnel terminal 10 mm² - 16 mm² (1x) direct at switch rear-side connection |
| Terminal capacity (copper stranded conductor/cable) |
25 mm² - 185 mm² (1x) at 1-hole tunnel terminal
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 |
| Terminal capacity (copper strip) |
Max. 10 segments of 24 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. 8 segments of 15.5 mm x 0.8 mm (2x) at box terminal |
| Rated operational current for specified heat dissipation (In) |
250 A
|
| Equipment heat dissipation, current-dependent |
48 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
Voltage release optional Interlockable |
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