NS3-400-NA 102687 EATON MOELLER Circuit-breaker 3p 400A View larger
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NS3-400-NA 102687 EATON MOELLER Circuit-breaker 3p 400A

NS3-400-NA

102687

EATON - MOELLER

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Circuit-breaker 3p 400A

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Circuit Breakers Electrical Power

Circuit-breakers NZM - EATON - MOELLER

Compact switch-disconnectors PN and N - EATON - MOELLER

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Delivery programme
Product range
  Switch-disconnectors
Protective function
  Disconnectors/main switches
Standard/Approval
  UL/CSA, IEC
Installation type
  Fixed
Construction size
  N3
Description
  IEC/EN 60947-2: Circuit-breakers without overcurrent (CBI-X) with main switch characteristics and isolating characteristics to IEC/EN 60204.
Number of poles
  3 pole
Standard equipment
  Screw connection
Switch positions
  I, +, 0
Rated current = rated uninterrupted current
In = IuA400
Rated current = rated uninterrupted current
In = IuA400
Switching capacity
   
SCCR 480Y/277 V 60 Hz
IcukA100
SCCR 600Y/347 V 60 Hz
IcukA50
Short-circuit releases
Switch-disconnectors
Rated surge voltage invariability
Uimp  
Main contacts
 V8000
Auxiliary contacts
 V6000
Rated operational voltage
UeV AC690
Rated current = rated uninterrupted current
In = IuA400
Rated current = rated uninterrupted current
In = IuA400
Rated uninterrupted current
IuA 
IEC/EN 61131-3
IuA600
UL 489, CSA 22.2 No. 5.1
IuA600
Overvoltage category/pollution degree
  III/3
Rated insulation voltage
UiV1000
Other technical data (sheet catalogue)
  >Weight
>Temperature dependency, Derating
>Effective power loss
Switching capacity (UL489, CSA 22.2 No. 5.1)
SCCR 240 V 60 Hz
IcukA150
SCCR 480Y/277 V 60 Hz
IcukA100
SCCR 600Y/347 V 60 Hz
IcukA50
Rated short-circuit making capacity
240 V 50/60 Hz
IcmkA330
400/415 V 50/60 Hz
IcmkA330
440 V 50/60 Hz
IcmkA286
525 V 50/60 Hz
IcmkA143
690 V 50/60 H
IckA74
Rated short-circuit breaking capacity Icn
Icu to IEC/EN 60947 test cycle O-t-CO
IcukA 
240 V 50/60 Hz
IcukA150
400/415 V 50 Hz
IcukA150
440 V 50/60 Hz
IcukA130
525 V 50/60 Hz
IcukA85
690 V 50/60 Hz
IcukA35
Ics to IEC/EN 60947 test cycle O-t-CO-t-CO
IcskA 
230 V 50/60 Hz
IcskA150
400/415 V 50/60 Hz
IcskA150
440 V 50/60 Hz
IcskA130
525 V 50/60 Hz
IcskA33
690 V 50/60 Hz
IcskA9
Lifespan, mechanical
Operations 15000
Max. operating frequency
 Ops/h60
Lifespan, electrical
400 V 50/60 Hz
Operations 5000
415 V 50/60 Hz
Operations 3000
690 V 50/60 Hz
Operations 3000
400 V 50/60 Hz
Operations 2000
415 V 50/60 Hz
Operations 2000
690 V 50/60 Hz
Operations 2000
Total downtime in a short-circuit
 ms< 10
Terminal capacity
Standard equipment
  Screw connection
Overview
  
Basic equipment        
 Box terminal  - - -
 Screw connection -   
Accessories        
 Box terminal -   -
 Screw connection  - - 
 Tunnel terminal    
 Connection on rear    
 Flat conductor terminal - - - 
Round copper conductor
   
Box terminal
   
Solid
 mm22 x 16
Stranded
 mm21 x (2 - 500)
Tunnel terminal
   
Stranded
 mm2 
Stranded
 mm21 x (25 - 185)
Double hole fitting
 mm21 x (50 - 240)
2 x (50 - 240)
Bolt terminal and rear-side connection
   
Direct on the switch
   
Solid
 mm21 x 16
2 x (10 - 16)
Stranded
 mm21 x (25 - 120)
2 x (25 - 120)
Connection width extension
 mm2 
Connection width extension
 mm22 x 300
Al conductors, Cu cable
   
 
   
Solid
 mm21 x 16
Stranded
 mm2 
Double hole fitting
 mm21 x (50 - 240)
2 x (50 - 240)
Bolt terminal and rear-side connection
   
Flat copper strip, with holes
min.mm6 x 16 x 0.8
Flat copper strip, with holes
max.mm10 x 32 x 1.0 + 5 x 32 x 1.0
Connection width extension
 mm(2 x) 10 x 50 x 1.0
Cu strip (number of segments x width x segment thickness)
   
Box terminal
   
 
min.mm6 x 16 x 0.8
 
max.mm10 x 24 x 1.0
+ 5 x 24 x 1.0
(2 x) 8 x 24 x 1.0
Bolt terminal and rear-side connection
   
Flat copper strip, with holes
min.mm6 x 16 x 0.8
Flat copper strip, with holes
max.mm10 x 32 x 1.0 + 5 x 32 x 1.0
Connection width extension
 mm(2 x) 10 x 50 x 1.0
Copper busbar (width x thickness)
mm  
Bolt terminal and rear-side connection
   
Screw connection
  M10
Direct on the switch
   
 
min.mm20 x 5
 
max.mm30 x 10
+ 30 x 5
Connection width extension
 mm 
Connection width extension
max.mm2 x (10 x 50)
Design verification as per IEC/EN 61439(Show features)(Hide features)
Technical data for design verification
   
Rated operational current for specified heat dissipation
InA400
Equipment heat dissipation, current-dependent
PvidW48
Operating ambient temperature min.
 °C-25
Operating ambient temperature max.
 °C70
IEC/EN 61439 design verification
   
10.2 Strength of materials and parts
   
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 Verification of resistance of insulating materials to abnormal heat and fire due to internal electric 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 Insulation properties
   
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.
Technical data ETIM 6.0
Low-voltage industrial components (EG000017) / Power circuit-breaker for trafo/generator/installation prot. (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 ([email protected] [AJZ716010])
Rated permanent current Iu
 A400
Rated voltage
 V690 - 690
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz
 kA150
Overload release current setting
 A0 - 0
Adjustment range short-term delayed short-circuit release
 A0 - 0
Adjustment range undelayed short-circuit release
 A6600 - 6600
Integrated earth fault protection
  No
Type of electrical connection of main circuit
  Screw connection
Device construction
  Built-in device fixed built-in technique
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
Switched-off indicator available
  No
With 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
Approvals
Product Standards  UL 489; CSA-C22.2 No. 5-09; IEC 60947-2; CE marking
UL File No.  E148671
UL Category Control No.  WJAZ
CSA File No.  022086
CSA Class No.  4652-06
North America Certification  UL listed, CSA certified
Specially designed for North America  Yes
Suitable for  Feeder circuits, branch circuits
Current Limiting Circuit-Breaker  No
Max. Voltage Rating  600 V
Degree of Protection  IEC: IP20; UL/CSA Type: -
Dimensions
IL01208009Z (AWA1230-1992) Circuit-Breaker, basic unit
 
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Datasheet - PDF

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