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271161
Model code: NZMN2-SE140-CNA

Eaton Moeller series NZM - Molded Case Circuit Breaker. Circuit-breaker, 3p, 140A, N2-SE140-CNA

Product specifications
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General specifications

Product Name
Eaton Moeller series NZM molded case circuit breaker electronic
Catalog Number
271161
EAN
4015082711610
Model Code
NZMN2-SE140-CNA
Product Length/Depth
149 mm
Product Height
195 mm
Product Width
105 mm
Product Weight
2.345 kg
Compliances
RoHS conform
Certifications
UL 489
IEC
UL listed
CSA (Class No. 1432-01)
UL (File No. E31593)
Specially designed for North America
CE marking
CSA certified
CSA (File No. 22086)
UL/CSA
UL (Category Control Number DKPU2)
IEC 60947-2
IEC/EN 60947
CSA-C22.2 No. 5-09

Product specifications

Amperage Rating
140 A
Voltage rating
690 V - 690 V
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.
Pollution degree
3
Lifespan, mechanical
20000 operations
Utilization category
A (IEC/EN 60947-2)
Mounting Method
Built-in device fixed built-in technique
Fixed
Climatic proofing
Damp heat, cyclic, to IEC 60068-2-30
Damp heat, constant, to IEC 60068-2-78
Equipment heat dissipation, current-dependent
16.17 W
Isolation
300 V AC (between the auxiliary contacts)
500 V AC (between auxiliary contacts and main contacts)
Ambient operating temperature - max
70 °C
Ambient operating temperature - min
-25 °C
Ambient storage temperature - max
70 °C
Ambient storage temperature - min
40 °C
Low-voltage HBC fuse - max
355 A gG/gL
Protection against direct contact
Finger and back-of-hand proof to VDE 0106 part 100
Rated insulation voltage (Ui)
1000 V
Rated operating power at AC-3, 230 V
45 kW
Rated operating power at AC-3, 400 V
75 kW
Switch off technique
Electronic
Degree of protection
IP20 (basic degree of protection, in the operating controls area)
IP20
Direction of incoming supply
As required
Electrical connection type of main circuit
Screw connection
Overvoltage category
III
Rated operational current
300 A (415 V AC-1, making and breaking capacity)
140 A (690 V AC-1, making and breaking capacity)
300 A (400 V AC-1, making and breaking capacity)
140 A (660-690 V AC-3, making and breaking capacity)
Degree of protection (IP), front side
IP66 (with door coupling rotary handle)
IP40 (with insulating surround)
Degree of protection (terminations)
IP00 (terminations, phase isolator and strip terminal)
IP10 (tunnel terminal)
Number of poles
Three-pole
Terminal capacity (copper strip)
Min. 2 segements of 16 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 rear-side connection (punched)
Max. 10 segments of 16 mm x 0.8 mm at box terminal
Lifespan, electrical
6500 operations at 400 V AC-3
6500 operations at 415 V AC-3
5000 operations at 690 V AC-3
10000 operations at 400 V AC-1
7500 operations at 690 V AC-1
Functions
Short-circuit protection
Type
Circuit breaker
Special features
  • Maximum back-up fuse, if the expected short-circuit currents at the installation location exceed the switching capacity of the circuit breaker (Rated short-circuit breaking capacity Icn)
  • Rated current = rated uninterrupted current: 140 A
  • Switches conform to UL/CSA as well as the IEC regulations. IEC switching performance values are contained on the rating plate.
  • Motor protection in conjunction with contactor and overload relay
  • With short-circuit release
  • Without overload release Ir
Application
  • Branch circuits, feeder circuits
  • Use in unearthed supply systems at 690 V
Shock resistance
20 g (half-sinusoidal shock 20 ms)
Rated operational current for specified heat dissipation (In)
140 A
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
1960 A
Short-circuit release non-delayed setting - min
280 A
Handle type
Rocker lever
Instantaneous current setting (Ii) - max
1960 A
Instantaneous current setting (Ii) - min
280 A
Number of operations per hour - max
120
Overload current setting (Ir) - max
0 A
Overload current setting (Ir) - min
0 A
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 230 V, 50/60 Hz
85 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 400/415 V, 50/60 Hz
35 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 440 V, 50/60 Hz
35 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 525 V, 50/60 Hz
25 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 690 V, 50/60 Hz
5 kA
Standard terminals
Screw terminal
Rated operating voltage Ue (UL) - max
480 V
Release system
Electronic release
Short-circuit total breaktime
< 10 ms
Terminal capacity (aluminum solid conductor/cable)
16 mm² (1x) at tunnel terminal
Terminal capacity (control cable)
16 mm² - 18 mm² (2x)
14 mm² - 18 mm² (1x)
Terminal capacity (copper busbar)
M8 at rear-side screw connection
Min. 16 mm x 5 mm direct at switch rear-side connection
Max. 20 mm x 5 mm direct at switch rear-side connection
Terminal capacity (copper solid conductor/cable)
6 mm² - 12 mm² (1x) at box terminal
6 mm² - 11 mm² (1x) direct at switch rear-side connection
16 mm² (1x) at tunnel terminal
Terminal capacity (copper stranded conductor/cable)
4 mm² - 350 mm² (1x) at box terminal
4 mm² - 3/0 mm² (1x) direct at switch rear-side connection
4 mm² - 350 mm² (1x) at tunnel terminal
Rated short-circuit breaking capacity Icu (IEC/EN 60947) at 400/415 V, 50/60 Hz
35 kA
Rated short-circuit making capacity Icm at 400/415 V, 50/60 Hz
105 kA
Rated short-circuit making capacity Icm at 440 V, 50/60 Hz
74 kA
Rated short-circuit making capacity Icm at 525 V, 50/60 Hz
53 kA
Rated short-circuit making capacity Icm at 690 V, 50/60 Hz
40 kA
Rated short-circuit making capacity Icm at 240 V, 50/60 Hz
187 kA
Rated impulse withstand voltage (Uimp) at auxiliary contacts
6000 V
Rated impulse withstand voltage (Uimp) at main contacts
8000 V
Power loss
16.17 W

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