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NZMN2-S18-CNA 103043 EATON ELECTRIC Circuit-breaker, 3p, 18A
NZMN2-S18-CNA
103043
EATON-MOELLER
Circuit-breaker, 3p, 18A
NZMN2-S18-CNA
Low-voltage industrial components > Power circuit-breaker for trafo/generator/installation protection
Circuit Breakers NZM
* Brand new product in its original packaging covered by the warranties and certifications provided by EATON-MOELLER
More info
▲Circuit-breaker, 3p, 18A
Series NZM..-S..CNA circuit-breakers cover all application cases with just four compact sizes and are suitable for use in the worldwide market. Modular function groups always make mounting flexible. With magnetic short-circuit release in connection with overload relay. With short-circuit release lacking overload trip. Notes: Switches conform to UL/CSA as well as IEC regulations. The rating plate contains IEC switching performance values.
General specifications
Product name
Eaton Moeller series NZM molded case circuit breaker magnetic
Part no.
NZMN2-S18-CNA
EAN
4015081028825
Product Length/Depth
149 millimetre
Product height
195 millimetre
Product width
105 millimetre
Product weight
2.345 kilogram
Compliances
RoHS conform
Certifications
UL/CSA
UL (File No. E31593)
UL (Category Control Number DKPU2)
Specially designed for North America
UL 489
CSA (File No. 22086)
UL listed
CSA (Class No. 1432-01)
CSA-C22.2 No. 5-09
CSA certified
UL (File No. E31593)
UL (Category Control Number DKPU2)
Specially designed for North America
UL 489
CSA (File No. 22086)
UL listed
CSA (Class No. 1432-01)
CSA-C22.2 No. 5-09
CSA certified
Product Tradename
NZM
Product Type
Molded case circuit breaker
Product Sub Type
Magnetic
Delivery program
Application
Branch circuits, feeder circuits
Type
Circuit breaker
Number of poles
Three-pole
Amperage Rating
18 A
Release system
Thermomagnetic release
Features
Protection unit
Motor drive optional
Motor drive optional
Special features
Rated current = rated uninterrupted current: 18 A
This circuit-breaker is only allowed to be used for UL/CSA applications.
Motor protection in conjunction with contactor and overload relay
With short-circuit release
Without overload release Ir
This circuit-breaker is only allowed to be used for UL/CSA applications.
Motor protection in conjunction with contactor and overload relay
With short-circuit release
Without overload release Ir
Technical Data - Electrical
Voltage rating
690 V - 690 V
Rated operating voltage Ue (UL) - max
600Y/347 V, 480 V
Rated insulation voltage (Ui)
1000 V AC
Rated impulse withstand voltage (Uimp) at auxiliary contacts
6000 V
Rated impulse withstand voltage (Uimp) at main contacts
8000 V
Rated short-time withstand current (t = 0.3 s)
1.9 kA
Rated short-time withstand current (t = 1 s)
1.9 kA
Instantaneous current setting (Ii) - min
7 A
Instantaneous current setting (Ii) - max
12 A
Overload current setting (Ir) - min
0 A
Overload current setting (Ir) - max
0 A
Short delay current setting (Isd) - min
0 A
Short delay current setting (Isd) - max
0 A
Short-circuit release non-delayed setting - min
126 A
Short-circuit release non-delayed setting - max
216 A
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 400/415 V, 50/60 Hz
50 kA
Short-circuit total breaktime
< 10 ms
Electrical connection type of main circuit
Screw connection
Isolation
300 V AC (between the auxiliary contacts)
500 V AC (between auxiliary contacts and main contacts)
500 V AC (between auxiliary contacts and main contacts)
Number of operations per hour - max
120
Handle type
Rocker lever
Overvoltage category
III
Pollution degree
3
Lifespan, electrical
6500 operations at 400 V AC-3
7500 operations at 690 V AC-1
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
6500 operations at 415 V AC-3
5000 operations at 690 V AC-3
10000 operations at 400 V AC-1
Direction of incoming supply
As required
Technical Data - Mechanical
Mounting Method
Built-in device fixed built-in technique
Fixed
DIN rail (top hat rail) mounting optional
Fixed
DIN rail (top hat rail) mounting optional
Degree of protection
IP20
IP20 (basic degree of protection, in the operating controls area)
IP20 (basic degree of protection, in the operating controls area)
Degree of protection (IP), front side
IP40 (with insulating surround)
IP66 (with door coupling rotary handle)
IP66 (with door coupling rotary handle)
Degree of protection (terminations)
IP10 (tunnel terminal)
IP00 (terminations, phase isolator and strip terminal)
IP00 (terminations, phase isolator and strip 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
Position of connection for main current circuit
Front side
Climatic proofing
Damp heat, constant, to IEC 60068-2-78
Damp heat, cyclic, to IEC 60068-2-30
Damp heat, cyclic, to IEC 60068-2-30
Special features
Rated current = rated uninterrupted current: 18 A
This circuit-breaker is only allowed to be used for UL/CSA applications.
Motor protection in conjunction with contactor and overload relay
With short-circuit release
Without overload release Ir
This circuit-breaker is only allowed to be used for UL/CSA applications.
Motor protection in conjunction with contactor and overload relay
With short-circuit release
Without overload release Ir
Lifespan, mechanical
20000 operations
Technical Data - Mechanical - Terminals
Standard terminals
Screw terminal
Terminal capacity (control cable)
14 mm² - 18 mm² (1x)
16 mm² - 18 mm² (2x)
16 mm² - 18 mm² (2x)
Terminal capacity (aluminum solid conductor/cable)
16 mm² (1x) at tunnel terminal
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
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 (1x) at tunnel terminal
6 mm² - 11 mm² (1x) direct at switch rear-side connection
6 mm² - 12 mm² (1x) at box terminal
6 mm² - 11 mm² (1x) direct at switch rear-side connection
6 mm² - 12 mm² (1x) at box terminal
Terminal capacity (copper stranded conductor/cable)
4 mm² - 350 mm² (1x) at box terminal
4 mm² - 350 mm² (1x) at tunnel terminal
4 mm² - 3/0 mm² (1x) direct at switch rear-side connection
4 mm² - 350 mm² (1x) at tunnel terminal
4 mm² - 3/0 mm² (1x) direct at switch rear-side connection
Terminal capacity (copper strip)
Max. 10 segments of 16 mm x 0.8 mm at rear-side connection (punched)
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 box terminal
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 box terminal
Design verification as per IEC/EN 61439 - technical data
Rated operational current for specified heat dissipation (In)
18 A
Equipment heat dissipation, current-dependent
1.17 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
Short-circuit protection
Technical data ETIM 9.0
Low-voltage industrial components (EG000017) / Power circuit-breaker for trafo/generator/installation protection (EC000228)
Electric engineering, automation, process control engineering / Low-voltage switch technology / Circuit breaker (LV < 1 kV) / Circuit breaker for power transformer, generator and system protection (ecl@ss13-27-37-04-09 [AJZ716018])
Rated permanent current Iu
18 A
Rated voltage
690 - 690 V
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
50 kA
Overload release current setting
0 - 0 A
Adjustment range short-term delayed short-circuit release
0 - 0 A
Adjustment range undelayed short-circuit release
7 - 12 A
Power loss
1.2 W
Device construction
Built-in device fixed built-in technique
Integrated earth fault protection
No
Type of electrical connection of main circuit
Screw connection
Suitable for DIN rail (top hat rail) mounting
No
DIN rail (top hat rail) mounting optional
Yes
Number of auxiliary contacts as normally closed contact
0
Number of auxiliary contacts as normally open contact
0
Number of auxiliary contacts as change-over contact
0
With switched-off indicator
No
With integrated under voltage release
No
Number of poles
3
Position of connection for main current circuit
Front side
Type of control element
Rocker lever
Complete device with protection unit
Yes
Motor drive integrated
No
Motor drive optional
Yes
Degree of protection (IP)
IP20
Datasheet - PDF
▲| Title: | Size: | Type: |
|---|---|---|
| NZMN2-S18-CNA 103043 EN_103043.pdf | 576 Kbytes |
 |
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