N-Frame

N-Frame (400–1200 Amperes)
  Product Description

  • All Eaton N-Frame circuit breakers are suitable for reverse feed use
  • All N-Frame circuit breakers are HACR rated
  • Learn more

N-Frame Circuit Breaker (Eaton, Cutler-Hammer, Westinghouse Series C®)

 

Type ND Digitrip OPTIM 550/1050 Electronic Circuit Breakers with Interchangeable Rating Plugs
(800–1200 Amperes)

 
Max.
Continuous
Ampere Rating
@40°C
-
Three Pole
600VAC Max.
50kAIC @480VAC
OPTIM 550 LSI
-
Three Pole
600VAC Max.
50kAIC @480VAC
OPTIM 550 LSIG
-
Three Pole
600VAC Max.
50kAIC @480VAC
OPTIM 550 LSIA
-
                 
  800   ND3800T52W   ND3800T56W   ND3800T57W  
  1200   ND312T52W   ND312T56W   ND312T57W  



 
Max.
Continuous
Ampere Rating
@40 °C
-
Three Pole
600VAC Max.
50kAIC @480VAC
OPTIM 1050
LSIG
-
Three Pole
600VAC Max.
50kAIC @480VAC
OPTIM 1050
LSIA
- ----------
               
  800   ND3800T106W
  ND3800T107W
   
  1200   ND312T106W
  ND312T107W
   




Type HND Digitrip OPTIM 550/1050 Electronic Circuit Breakers with Interchangeable Rating Plugs
(800–1200 Amperes)


Max.
Continuous
Ampere Rating
@40°C
-
Three Pole
600VAC Max.
65kAIC @480VAC
OPTIM 550
LSI
- Three Pole
600VAC Max.
65kAIC @480VAC
OPTIM 550
LSIG
-
Three Pole
600VAC Max.
65kAIC @480VAC
OPTIM 550
LSIA
-
                 
  800   HND3800T52W   HND3800T56W   HND3800T57W   
  1200   HND312T52W   HND312T56W   HND312T57W   



Max.
Continuous
Ampere Rating
@40°C
-
Three Pole
600VAC Max.
65kAIC @480VAC
OPTIM 1050
LSIG
-
Three Pole
600VAC Max.
65kAIC @480VAC
OPTIM 1050
LSIA
- ----------
               
  800   HND3800T106W   HND3800T107W    
  1200   HND312T106W   HND312T107W    



Type NW Circuit Breaker Frame Including Digitrip RMS 310 Electronic Trip Unit Less Rating Plugs Order as Individual Component
(800–1250 Amperes)


Max.
Conti-nuous
Amp. Rating
@40°C
-
Two Pole
690VAC Max.
50kAIC
@415VAC
LS
-
Two Pole
690VAC Max.
50kAIC
@415VAC
LSI
-
Two Pole
690VAC Max.
50kAIC
@415VAC
LSG
-
Two Pole
690VAC Max.
50kAIC
@415VAC
LSIG
-
                     
  800   NW2800T33W   NW2800T32W   NW2800T35W   NW2800T36W  
  1250   NW2125T33W   NW2125T32W   NW2125T35W   NW2125T36W  




Max.
Conti-nuous
Amp. Rating
@40°C
-
Three Pole
690VAC Max.
50kAIC
@415VAC
LS
-
Three Pole
690VAC Max.
50kAIC
@415VAC
LSI
-
Three Pole
690VAC Max.
50kAIC
@415VAC
LSG
-
Three Pole
690VAC Max.
50kAIC
@415VAC
LSIG
-
                     
  800   NW3800T33W   NW3800T32W   NW3800T35W   NW3800T36W  
  1250   NW3125T33W   NW3125T32W   NW3125T35W   NW3125T36W  




Max.
Continuous
Ampere Rating
@40°C
-
Four Pole
690VAC Max.
50kAIC
@415VAC
LS
-
Four Pole
690VAC Max.
50kAIC
@415VAC
LSI
- --------------------
               
  800   NW4800T33W   NW4800T32W    
  1250   NW4125T33W   NW4125T32W    



Dimensions
Approximate Dimensions in Inches (mm)
   
ND Frame, Two and Three Pole
  

 
 
 
 

NG-Frame Circuit Breaker (Eaton Series G®)

 

Type NGS Standard Interrupting Capacity Circuit Breaker Frame Including Digitrip Electronic Trip Unit with Imperial Tapped Conductors
(800–1200
Amperes)


Max.
Conti-nuous
Amp. Rating
@40°C
 
Two Pole
690VAC Max.
50kAIC
@415/480VAC
LS
 
Two Pole
690VAC Max.
50kAIC
@415/480VAC
LSI
 
Two Pole
690VAC Max.
50kAIC
@415/480VAC
LSG
 
Two Pole
690VAC Max.
50kAIC
@415/480VAC
LSIG
 
                     
  800   NGS208033E   NGS208032E   NGS208035E   NGS208036E  
  1200   NGS212033E   NGS212032E   NGS212035E   NGS212036E  




Max.
Conti-nuous
Ampere Rating
@40°C
-
Three Pole
690VAC Max.
50kAIC
@415/480VAC
LS
- Three Pole
690VAC Max.
50kAIC
@415/480VAC
LSI
-
Three Pole
690VAC Max.
50kAIC
@415/480VAC
LSG
-
                 
  800   NGS308033E   NGS308032E   NGS308035E  
  1200   NGS312033E
  NGS312032E   NGS312035E  
                 

Max.
Conti-nuous
Ampere Rating
@40°C
 
Three Pole
690VAC Max.
50kAIC
@415/480VAC
LSIG
 
Three Pole
690VAC Max.
50kAIC
@415/480VAC
ALSI
  Three Pole
690VAC Max.
50kAIC
@415/480VAC
ALSIG
 
                 
  800   NGS308036E   NGS308038E   NGS308039E  
  1200   NGS312036E   NGS312038E   NGS312039E  




Max.
Conti-nuous
Ampere Rating
@40°C
  Four Pole
690VAC Max.
50kAIC
@415/480VAC
LS
  Four Pole
690VAC Max.
50kAIC
@415/480VAC
LSI
  Four Pole
690VAC Max.
50kAIC
@415/480VAC
LSG
 
                 
  800   NGS408033E
  NGS408032E    NGS408035E   
  1200   NGS412033E
  NGS412032E   NGS412035E
 
                 

Max.
Conti-nuous
Ampere Rating
@40°C
  Four Pole
690VAC Max.
50kAIC
@415/480VAC
LSIG
  Four Pole
690VAC Max.
50kAIC
@415/480VAC
ALSI
  Four Pole
690VAC Max.
50kAIC
@415/480VAC
ALSIG
 
                 
  800   NGS408036E
  NGS408038E    NGS408039E
 
  1200   NGS412036E
  -----
  NGS412039E
 




Type NGH High Interrupting Capacity Circuit Breaker Frame Including Digitrip Electronic Trip Unit
(800–1200 Amperes)


Max.
Conti-nuous
Amp. Rating
@40°C
-
Two Pole
690VAC Max.
65kAIC
@415/480VAC
LS
- Two Pole
690VAC Max.
65kAIC
@415/480VAC
LSI
-
Two Pole
690VAC Max.
65kAIC
@415/480VAC
LSG
- Two Pole
690VAC Max.
65kAIC
@415/480VAC
LSIG
-
                     
  800   NGH208033E   NGH208032E   NGH208035E   NGH208036E  
  1200   NGH212033E    NGH212032E    NGH212035E    NGH212036E   

 


Max.
Conti-nuous
Ampere Rating
@40°C
-
Three Pole
690VAC Max.
65kAIC
@415/480VAC
LS
-
Three Pole
690VAC Max.
65kAIC
@415/480VAC
LSI
-
Three Pole
690VAC Max.
65kAIC
@415/480VAC
LSG
-
                 
  800   NGH308033E   NGH308032E   NGH308035E  
  1200   NGH312033E   NGH312032E   NGH312035E  
                 

Max.
Conti-nuous
Ampere Rating
@40°C
 
Three Pole
690VAC Max.
65kAIC
@415/480VAC
LSIG
  Three Pole
690VAC Max.
65kAIC
@415/480VAC
ALSI
  Three Pole
690VAC Max.
65kAIC
@415/480VAC
ALSIG
 
                 
  800   NGH308036E
  NGH308038E
   NGH308039E  
  1200   NGH312036E
  NGH312038E
   NGH312039E  

 
 

Max.
Conti-nuous
Ampere Rating
@40°C
-
Four Pole
690VAC Max.
65kAIC
@415/480VAC
LS
-
Four Pole
690VAC Max.
65kAIC
@415/480VAC
LSI
-
Four Pole
690VAC Max.
65kAIC
@415/480VAC
LSG
-
                 
  800   NGH408033E   NGH408032E   NGH408035E  
  1200   NGH412033E   NGH412032E   NGH412035E  
                 

Max.
Conti-nuous
Ampere Rating
@40°C
 
Four Pole
690VAC Max.
65kAIC
@415/480VAC
LSIG
 
Four Pole
690VAC Max.
65kAIC
@415/480VAC
ALSI
 
Four Pole
690VAC Max.
65kAIC
@415/480VAC
ALSIG
 
                 
  800   NGH408036E   NGH408038E   NGH408039E  
  1200   NGH412036E   -----   NGH412039E  

 


Type NGC Very High Capacity Circuit Breaker Frame Including Digitrip Electronic Trip Unit
(800–1200 Amperes)



Max.
Conti-nuous
Amp. Rating
@40°C
- Two Pole
690VAC Max.
100kAIC
@415/480VAC
LS
- Two Pole
690VAC Max.
100kAIC
@415/480VAC
LSI
- Two Pole
690VAC Max.
100kAIC
@415/480VAC
LSG
- Two Pole
690VAC Max.
100kAIC
@415/480VAC
LSIG
-
                     
  800   NGC208033E   NGC208032E   NGC208035E   NGC208036E  
  1200   NGC212033E
  NGC212032E   NGC212035E   NGC212036E  
 
 


Max.
Conti-nuous
Amp. Rating
@40°C
- Three Pole
690VAC Max.
100kAIC
@415/480VAC
LS
- Three Pole
690VAC Max.
100kAIC
@415/480VAC
LSI
- Three Pole
690VAC Max.
100kAIC
@415/480VAC
LSG
-
                 
  800   NGC308033E   NGC308032E   NGC308035E  
  1200   NGC312033E   NGC312032E   NGC312035E  
                 

Max.
Conti-nuous
Amp. Rating
@40°C
  Three Pole
690VAC Max.
100kAIC
@415/480VAC
LSIG
  Three Pole
690VAC Max.
100kAIC
@415/480VAC
ALSI
  Three Pole
690VAC Max.
100kAIC
@415/480VAC
ALSIG
 
                 
  800   NGC308036E   NGC308038E   NGC308039E  
  1200   NGC312036E   NGC312038E   NGC312039E  
 
 
 

Max.
Conti-nuous
Amp. Rating
@40°C
- Four Pole
690VAC Max.
100kAIC
@415/480VAC
LS
- Four Pole
690VAC Max.
100kAIC
@415/480VAC
LSI
- Four Pole
690VAC Max.
100kAIC
@415/480VAC
LSG
-
                 
  800   NGC408033E   NGC408032E   NGC408035E  
  1200   NGC412033E   NGC412032E   NGC412035E  
                 

Max.
Conti-nuous
Amp. Rating
@40°C
  Four Pole
690VAC Max.
100kAIC
@415/480VAC
LSIG
  Four Pole
690VAC Max.
100kAIC
@415/480VAC
ALSI
  Four Pole
690VAC Max.
100kAIC
@415/480VAC
ALSIG
 
                 
  800   NGC408036E   NGC408038E   NGC408039E  
  1200   NGC412036E   -----   NGC412039E  




Dimensions
Approximate Dimensions in Inches (mm)
   
NG Frame, Three Pole