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127732
Model Code: N2-4-160-S1-DC

Eaton Moeller series NZM - Molded Case Circuit Breaker. Switch-disconnector 4p 160A 1000VDC

Spécifications générales

Product Name
Eaton Moeller series NZM switch-disconnector
Catalog Number
127732
EAN
4015081251421
Product Length/Depth
149 mm
Product Height
184 mm
Product Width
140 mm
Product Weight
2.87 kg
Compliances
RoHS conform
Certifications
IEC
Model Code
N2-4-160-S1-DC

Delivery program

Application
  • Open areas
  • Utility buildings
Type
DC switch-disconnector
Circuit breaker frame type
N2
Number of poles
Four-pole
Amperage Rating
160 A
Features
Version as maintenance-/service switch
Version as main switch
Remote operation with shunt releases / remote operator
Version as emergency stop installation
Motor drive optional
Special features
  • IEC/EN 60947-3
  • CCC China Compulsory Certificate
  • Main switch characteristics including positive drive to IEC/EN 60204 and VDE 0113.
  • Isolating characteristics to IEC/EN 60947-3 and VDE 0660.
  • N switch-disconnectors can be combined with NZM...-XU, NZM...-XA shunt releases and auxiliary contacts as well as with NZM...-XR... remote operator.
  • For DC switching, all 4 contacts must be connected in series. Refer to the information on jumper kit accessories.
  • Supplied as standard: Screw connection
  • box terminal optional.
  • When working with ungrounded systems (e.g., IT), the installation must ensure that a double ground fault will be impossible.
  • Switch can not be combined with plug-in/withdrawable units and/or connection on rear.
  • N4-4-...-S15-DC feeder unit and outgoer from the bottom only.
  • Lifespan, mechanical: of which max. 50 % trip by shunt/undervoltage release
  • Rated current = rated uninterrupted current: 160 A
  • Values for rated uninterrupted current at 65 °C include jumpers.

Technical Data - Electrical

Voltage rating
1000 V - 1000 V
Rated insulation voltage (Ui)
1250 V
Current rating (Iu) at 40°C with terminal jumpers
160 A
Current rating (Iu) at 65°C with terminal jumpers
160 A
Rated operational current
160 A (DC 22-A)
Rated conditional short-circuit current with back-up fuse
15 kA at 1000 V
200 AgR
Rated short-time withstand current (t = 1 s)
3.6 kA
Amperage Rating
160 A
Short-circuit protective device fuses - max
200 A gR
Electrical connection type of main circuit
Screw connection
Number of operations per hour - max
120
Handle type
Rocker lever
Utilization category
DC-22 A
Overvoltage category
III
Pollution degree
3

Technical Data - Mechanical

Mounting Method
Distribution board installation
Built-in device fixed built-in technique
Intermediate mounting
Ground mounting
Fixed
Mounting Method
Distribution board installation
Built-in device fixed built-in technique
Intermediate mounting
Ground mounting
Fixed
Degree of protection
Other
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
  • IEC/EN 60947-3
  • CCC China Compulsory Certificate
  • Main switch characteristics including positive drive to IEC/EN 60204 and VDE 0113.
  • Isolating characteristics to IEC/EN 60947-3 and VDE 0660.
  • N switch-disconnectors can be combined with NZM...-XU, NZM...-XA shunt releases and auxiliary contacts as well as with NZM...-XR... remote operator.
  • For DC switching, all 4 contacts must be connected in series. Refer to the information on jumper kit accessories.
  • Supplied as standard: Screw connection
  • box terminal optional.
  • When working with ungrounded systems (e.g., IT), the installation must ensure that a double ground fault will be impossible.
  • Switch can not be combined with plug-in/withdrawable units and/or connection on rear.
  • N4-4-...-S15-DC feeder unit and outgoer from the bottom only.
  • Lifespan, mechanical: of which max. 50 % trip by shunt/undervoltage release
  • Rated current = rated uninterrupted current: 160 A
  • Values for rated uninterrupted current at 65 °C include jumpers.
Lifespan, mechanical
20000 operations

Technical Data - Mechanical - Terminals

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)
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)
10 mm² - 16 mm² (1x) direct at switch rear-side connection
4 mm² - 16 mm² (2x) direct at switch rear-side connection
4 mm² - 16 mm² (2x) at box terminal
4 mm² - 16 mm² (1x) at box terminal
16 mm² (1x) at tunnel terminal
Terminal capacity (copper stranded conductor/cable)
25 mm² - 185 mm² (1x) at tunnel terminal
25 mm² - 185 mm² (1x) at box terminal
25 mm² - 70 mm² (2x) at box terminal
25 mm² - 185 mm² (1x) direct at switch rear-side connection
25 mm² - 70 mm² (2x) direct at switch rear-side connection
Terminal capacity (copper strip)
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
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. 8 segments of 15.5 mm x 0.8 mm (2x) at box terminal

Design verification as per IEC/EN 61439 - technical data

Rated operational current for specified heat dissipation (In)
160 A
Equipment heat dissipation, current-dependent
27 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

Design verification as per IEC/EN 61439

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.

Additional information

Functions
Interlockable
Photovoltaic applications
Voltage release optional
Disconnectors/main switches

Exporter les spécifications du produit

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Authenticated:
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