Cutler Hammer, Div of Eaton Corp Series C Catalog Page
2.3
Typical N-Frame Breaker
Molded Case Circuit Breakers
Series C
2
2
2
2
2
2
2
2
2
2
2
2
2
N-Frame (400–1200 Amperes)
2
Product Description
2
●
All Eaton N-Frame circuit
2
2
breakers are suitable for
reverse feed use
●
All N-Frame circuit
breakers are HACR rated
Contents
Description Page
Product Overview . . . . . . . . . . . . . . . . . . . . . . . . . V4-T2-123
Standards and Certifications . . . . . . . . . . . . . . . . . V4-T2-124
Quick Reference. . . . . . . . . . . . . . . . . . . . . . . . . . . V4-T2-125
G-Frame (15–100 Amperes) . . . . . . . . . . . . . . . . . . V4-T2-129
F-Frame (10–225 Amperes) . . . . . . . . . . . . . . . . . . V4-T2-143
J-Frame (70–250 Amperes) . . . . . . . . . . . . . . . . . . V4-T2-160
K-Frame (70–400 Amperes) . . . . . . . . . . . . . . . . . . V4-T2-168
L-Frame (125–600 Amperes) . . . . . . . . . . . . . . . . . V4-T2-195
M-Frame (300–800 Amperes) . . . . . . . . . . . . . . . . V4-T2-221
N-Frame (400–1200 Amperes)
Catalog Number Selection . . . . . . . . . . . . . . . . V4-T2-233
Product Selection . . . . . . . . . . . . . . . . . . . . . . . V4-T2-234
Accessories. . . . . . . . . . . . . . . . . . . . . . . . . . . . V4-T2-255
Technical Data and Specifications . . . . . . . . . . . V4-T2-256
Dimensions and Weights . . . . . . . . . . . . . . . . . V4-T2-259
R-Frame (800–2500 Amperes) . . . . . . . . . . . . . . . . V4-T2-260
Motor Circuit Protectors (MCP) . . . . . . . . . . . . . . . V4-T2-284
Motor Protection Circuit Breakers (MPCB) . . . . . . V4-T2-295
Type ELC Current Limiter Attachment (Size 0–4)
Current Limiting Circuit Breaker Module
Internal Accessories. . . . . . . . . . . . . . . . . . . . . . . . V4-T2-302
External Accessories . . . . . . . . . . . . . . . . . . . . . . . V4-T2-333
. . . . V4-T2-297
. . . . . . . . . . V4-T2-298
2
2
2
2
2
2
2
2
2
2
2
2
2
V4-T2-232 Volume 4—Circuit Protection CA08100005E—June 2012 www.eaton.com
Molded Case Circuit Breakers
Circuit Breaker/
Frame Type
ND
HND
NDC
NDU
CND
CHND
CNDC
Number
of Poles
2 = 2 poles
3 = 3 poles
4 = 4 poles
Circuit Breaker/Frame
Ampere Rating
800 = 800 amperes
12 = 1200 amperes
Trip Model
T3 = Model 310
T5 = Model 550
T7 = Model 750
T10 = Model 1050
Trip Type
2 = LSI
3 = LS
5 = LSG
6 = LSIG
7 = LSIA
Suffix
E = 100% R.P. protected (four-pole)
EH = 50% R.P. protected (four-pole)
K = High magnetic molded case switch
W = Without terminals
X = Load only terminals
Y = Line only terminals
ND 3 12 T3 2 W
Series C
2.3
Catalog Number Selection
This information is presented only as an aid to understanding catalog numbers. It is not to be used to build catalog numbers for circuit
breakers or trip units.
Circuit Breaker/Frame
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Volume 4—Circuit Protection CA08100005E—June 2012 www.eaton.com V4-T2-233
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Molded Case Circuit Breakers
2.3
Product Selection
2
Type ND Electronic Circuit Breakers with Non-Interchangeable Trip Units
2
Order as individual components: breaker frame, rating plug, terminals.
2
Type ND Electronic Circuit Breakers with Non-Interchangeable Trip Units
2
2
2
Maximum
Continuous
2
Ampere
Rating
at 40°C
2
Tw o - P o l e
2
800 ND2800T33W ND2800T32W ND2800T35W ND2800T36W 400 8NES400T Adjustable settings are:
2
2
2
1200 ND212T33W ND212T32W ND212T35W ND212T36W 600 12NES600T Adjustable settings are:
2
2
2
2
Three-Pole
800 ND3800T33W
2
2
2
2
1200 ND312T33W ND312T32W ND312T35W ND312T36W 600 12NES600T Adjustable settings are:
2
2
2
Note
2
1
Two terminals are required per pole.
2
Digitrip RMS 310 Circuit Breaker Frame Only Digitrip RMS 310 Rating Plug Only
Standard Interrupting Capacity 600 Vac Rated 50 kAIC at 480 Vac
Standard Options
Adjustable Short
Time Pickup
with I
Delay Ramp
Catalog Number Catalog Number
or
ND4800T33EW
(100% Neutral)
2
t Short
Series C
Independently
Adjustable
Short Time
Pickup and
Delay
ND3800T32W ND3800T35W ND3800T36W 400 8NES400T Adjustable settings are:
Adjustable Short
Time Pickup
2
with I
t Short
Delay and
Ground Fault
Protection
Independently
Adjustable Short
Time Pickup and
Delay and
Ground Fault
Protection
Fixed
Ampere
Rating
450 8NES450T TA700NB1
500 8NES500T TA700NB1
600 8NES600T TA700NB1
700 8NES700T TA700NB1
800 8NES800T TA1000NB1
700 12NES700T TA700NB1
800 12NES800T TA1000NB1
900 12NES900T TA1000NB1
1000 12NES1000T TA1000NB1
1200 12NES1200T TA1200NB1
450 8NES450T TA700NB1
500 8NES500T TA700NB1
600 8NES600T TA700NB1
700 8NES700T TA700NB1
800 8NES800T TA1000NB1
700 12NES700T TA700NB1
800 12NES800T TA1000NB1
900 12NES900T TA1000NB1
1000 12NES1000T TA1000NB1
1200 12NES1200T TA1200NB1
Rating Plugs
Adjustable Rating Plug
Adjustable
Ampere Ratings
400, 500, 600, 800
A8NES800T1
600, 800, 1000, 1200
A12NES1200T1
400, 500, 600, 800
A8NES800T1
600, 800, 1000, 1200
A12NES1200T1
Standard
Terminals
1
Only
See Page
V4-T2-254
for Optional
Terminals
TA700NB1
TA700NB1
TA700NB1
TA700NB1
2
2
2
2
2
V4-T2-234 Volume 4—Circuit Protection CA08100005E—June 2012 www.eaton.com
Molded Case Circuit Breakers
Series C
2.3
Type ND Electronic Circuit Breakers with Non-Interchangeable Trip Units, continued
Digitrip RMS 310 Circuit Breaker Frame Only Digitrip RMS 310 Rating Plug Only
Standard Interrupting Capacity 600 Vac Rated 50 kAIC at 480 Vac
Standard Options
Independently
Maximum
Continuous
Ampere
Rating
at 40°C
Four-Pole
800 ND4800T33W ND4800T32W — — 400 8NES400T Adjustable settings are:
1200 ND412T33W ND412T32W — — 600 12NES600T Adjustable settings are:
Notes
1
Two terminals are required per pole.
2
Neutral is in right pole.
Adjustable Short
Time Pickup
2
t Short
with I
Delay Ramp
Catalog Number Catalog Number
2
Adjustable
Short Time
Pickup and
Delay
Adjustable Short
Time Pickup
2
t Short
with I
Delay and
Ground Fault
Protection
Independently
Adjustable Short
Time Pickup and
Delay and
Ground Fault
Protection
Fixed
Ampere
Rating
450 8NES450T TA700NB1
500 8NES500T TA700NB1
600 8NES600T TA700NB1
700 8NES700T TA700NB1
800 8NES800T TA1000NB1
700 12NES700T TA700NB1
800 12NES800T TA1000NB1
900 12NES900T TA1000NB1
1000 12NES1000T TA1000NB1
1200 12NES1200T TA1200NB1
Rating Plugs
Adjustable Rating Plug
Adjustable
Ampere Ratings
400, 500, 600, 800
A8NES800T1
600, 800, 1000, 1200
A12NES1200T1
Standard
Terminals
1
Only
See Page
V4-T2-254
for Optional
Terminals
TA700NB1
TA700NB1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Volume 4—Circuit Protection CA08100005E—June 2012 www.eaton.com V4-T2-235
2
Molded Case Circuit Breakers
2.3
Type HND Electronic Circuit Breakers with Non-Interchangeable Trip Units
2
Order as individual components: breaker frame, rating plug, terminals.
2
Type HND Electronic Circuit Breakers with Non-Interchangeable Trip Units
2
2
2
Maximum
2
Continuous
Ampere
2
Rating
at 40°C
2
Tw o - P o l e
800 HND2800T33W HND2800T32W HND2800T35W HND2800T36W 400 8NES400T Adjustable settings are:
2
2
2
2
1200 HND212T33W HND212T32W HND212T35W HND212T36W 600 12NES600T Adjustable settings are:
2
2
2
Three-Pole
2
800 HND3800T33W HND3800T32W HND3800T35W HND3800T36W 400 8NES400T Adjustable settings are:
2
2
2
1200 HND312T33W HND312T32W HND312T35W HND312T36W 600 12NES600T Adjustable settings are:
2
2
2
2
Note
1
2
Two terminals are required per pole.
Digitrip RMS 310 Circuit Breaker Frame Only Digitrip RMS 310 Rating Plug Only
High Interrupting Capacity 600 Vac Rated 65 kAIC at 480 Vac
Standard Options
Adjustable
Short Time
Pickup with I
Short Delay
Ramp
Catalog Number Catalog Number
Series C
Independently
Adjustable
2
t
Short Time
Pickup and
Delay
Adjustable
Short Time
Pickup with I
Short Delay
and
Ground Fault
Protection
2
t
Independently
Adjustable
Short Time
Pickup and
Delay and
Ground Fault
Protection
Fixed
Ampere
Rating
450 8NES450T TA700NB1
500 8NES500T TA700NB1
600 8NES600T TA700NB1
700 8NES700T TA700NB1
800 8NES800T TA1000NB1
700 12NES700T TA700NB1
800 12NES800T TA1000NB1
900 12NES900T TA1000NB1
1000 12NES1000T TA1000NB1
1200 12NES1200T TA1200NB1
450 8NES450T TA700NB1
500 8NES500T TA700NB1
600 8NES600T TA700NB1
700 8NES700T TA700NB1
800 8NES800T TA1000NB1
700 12NES700T TA700NB1
800 12NES800T TA1000NB1
900 12NES900T TA1000NB1
1000 12NES1000T TA1000NB1
1200 12NES1200T TA1200NB1
Rating Plugs
Adjustable Rating Plug
Adjustable
Ampere Ratings
400, 500, 600, 800
A8NES800T1
600, 800, 1000, 1200
A12NES1200T1
400, 500, 600, 800
A8NES800T1
600, 800, 1000, 1200
A12NES1200T1
Standard
Terminals
1
Only
See Page
V4-T2-254
for Optional
Terminals
TA700NB1
TA700NB1
TA700NB1
TA700NB1
2
2
2
2
2
2
V4-T2-236 Volume 4—Circuit Protection CA08100005E—June 2012 www.eaton.com
Molded Case Circuit Breakers
Series C
2.3
Type HND Electronic Circuit Breakers with Non-Interchangeable Trip Units, continued
Digitrip RMS 310 Circuit Breaker Frame Only Digitrip RMS 310 Rating Plug Only
High Interrupting Capacity 600 Vac Rated 65 kAIC at 480 Vac
Standard Options
2
t
Independently
Adjustable
Short Time
Pickup and
Delay and
Ground Fault
Protection
Fixed
Ampere
Rating
450 8NES450T TA700NB1
500 8NES500T TA700NB1
600 8NES600T TA700NB1
700 8NES700T TA700NB1
800 8NES800T TA1000NB1
700 12NES700T TA700NB1
800 12NES800T TA1000NB1
900 12NES900T TA1000NB1
1000 12NES1000T TA1000NB1
1200 12NES1200T TA1200NB1
Rating Plugs
Adjustable
Short Time
Pickup with I
Short Delay
and
Ground Fault
Protection
2
t
Independently
Adjustable
Short Time
Pickup and
Delay
Adjustable
Maximum
Continuous
Ampere
Rating
at 40°C
Four-Pole
800 HND4800T33W HND4800T32W — — 400 8NES400T Adjustable settings are:
1200 HND412T33W HND412T32W — — 600 12NES600T Adjustable settings are:
Notes
1
Two terminals are required per pole.
2
Neutral is in right pole.
Short Time
Pickup with I
Short Delay
Ramp
Catalog Number Catalog Number
2
Adjustable Rating Plug
Adjustable
Ampere Ratings
400, 500, 600, 800
A8NES800T1
600, 800, 1000, 1200
A12NES1200T1
Standard
Terminals
1
Only
See Page
V4-T2-254
for Optional
Terminals
TA700NB1
TA700NB1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Volume 4—Circuit Protection CA08100005E—June 2012 www.eaton.com V4-T2-237
2
Molded Case Circuit Breakers
2.3
Type NDC Electronic Circuit Breakers with Non-Interchangeable Trip Units
2
Order as individual components: breaker frame, rating plug, terminals.
2
Type NDC Electronic Circuit Breakers with Non-Interchangeable Trip Units
2
2
2
Maximum
2
Continuous
Ampere
2
Rating
at 40°C
2
Tw o - P o l e
800 NDC2800T33W NDC2800T32W NDC2800T35W NDC2800T36W 400 8NES400T Adjustable
2
2
2
2
1200 NDC212T33W NDC212T32W NDC212T35W NDC212T36W 600 12NES600T Adjustable
2
2
2
Three-Pole
2
800 NDC3800T33W NDC3800T32W NDC3800T35W NDC3800T36W 400 8NES400T Adjustable
2
2
2
1200 NDC312T33W NDC312T32W NDC312T35W NDC312T36W 600 12NES600T Adjustable
2
2
2
2
Note
1
2
Two terminals are required per pole.
Digitrip RMS 310 Circuit Breaker Frame Only Digitrip RMS 310 Rating Plug Only
Ultra High Interrupting Capacity 600 Vac Rated 100 kAIC at 480 Vac
Standard Options
Adjustable
Short Time Pickup
with I
Ramp
Catalog Number Catalog Number
Series C
2
t Short Delay
Independently
Adjustable
Short Time Pickup
and
Delay
Adjustable
Short Time Pickup
2
t Short Delay
with I
and Ground Fault
Protection
Independently
Adjustable
Short Time Pickup
and Delay and
Ground Fault
Protection
Fixed
Rating
Ampere
Rating
450 8NES450T TA700NB
500 8NES500T TA700NB1
600 8NES600T TA700NB1
700 8NES700T TA700NB1
800 8NES800T TA1000NB1
700 12NES700T TA700NB1
800 12NES800T TA1000NB1
900 12NES900T TA1000NB
1000 12NES1000T TA1000NB1
1200 12NES1200T TA1200NB1
450 8NES450T TA700NB1
500 8NES500T TA700NB1
600 8NES600T TA700NB1
700 8NES700T TA700NB1
800 8NES800T TA1000NB1
700 12NES700T TA700NB1
800 12NES800T TA1000NB
900 12NES900T TA1000NB1
1000 12NES1000T TA1000NB1
1200 12NES1200T TA1200NB1
Plugs
Adjustable
Rating Plug
Adjustable
Ampere Ratings
settings are:
400, 500, 600, 800
A8NES800T1
settings are:
600, 800, 1000, 1200
A12NES1200T1
settings are:
400, 500, 600, 800
A8NES800T1
settings are:
600, 800, 1000, 1200
A12NES1200T1
Standard
Ter mi na ls
1
Only
See Page
V4-T2-254
for Optional
Ter mi na ls
TA700NB1
TA700NB1
TA700NB1
TA700NB1
2
2
2
2
2
2
V4-T2-238 Volume 4—Circuit Protection CA08100005E—June 2012 www.eaton.com
Molded Case Circuit Breakers
Series C
2.3
Type NDC Electronic Circuit Breakers with Non-Interchangeable Trip Units, continued
Digitrip RMS 310 Circuit Breaker Frame Only Digitrip RMS 310 Rating Plug Only
Ultra High Interrupting Capacity 600 Vac Rated 100 kAIC at 480 Vac
Standard Options
Maximum
Continuous
Ampere
Rating
at 40°C
Four-Pole
800 NDC4800T33W NDC4800T32W — — 400 8NES400T Adjustable
1200 NDC412T33W NDC412T32W — — 600 12NES600T Adjustable
Notes
1
Two terminals are required per pole.
2
Neutral is in right pole.
Adjustable
Short Time Pickup
2
with I
t Short Delay
Ramp
Catalog Number Catalog Number
2
Independently
Adjustable
Short Time Pickup
and
Delay
Adjustable
Short Time Pickup
2
with I
t Short Delay
and Ground Fault
Protection
Independently
Adjustable
Short Time Pickup
and Delay and
Ground Fault
Protection
Fixed
Rating
Ampere
Rating
450 8NES450T TA700NB1
500 8NES500T TA700NB1
600 8NES600T TA700NB1
700 8NES700T TA700NB1
800 8NES800T TA1000NB1
700 12NES700T TA700NB1
800 12NES800T TA1000NB1
900 12NES900T TA1000NB1
1000 12NES1000T TA1000NB1
1200 12NES1200T TA1200NB1
Plugs
Adjustable
Rating Plug
Adjustable
Ampere Ratings
settings are:
400, 500, 600, 800
A8NES800T1
settings are:
600, 800, 1000, 1200
A12NES1200T1
Standard
Ter mi na ls
1
Only
See Page
V4-T2-254
for Optional
Ter mi na ls
TA700NB1
TA700NB1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Volume 4—Circuit Protection CA08100005E—June 2012 www.eaton.com V4-T2-239
2
2.3
Type ND, 1200 Amperes 150 kA at 480 Vac
2
Molded Case Circuit Breakers
Series C
2
Type NDU Ultra High Capacity—U
Circuit Breaker Frame Including Digitrip RMS 310 Electronic Tip Unit Less
2
2
2
Maximum
Continuous
Ampere
2
Rating
23
at 40ºC
2
Short Time Range
Short Time Delay
Ground Fault Pickup
2
Ground Fault Delay
800 3 NDU3800T33W NDU3800T32W NDU3800T35W NDU3800T36W 400 8NES400T 400/500/
2
Number
of Poles LS LSI LSG LSIG
Terminals and Rating Plug—Catalog Number
L –Adjustable Long Delay Pickup (By Adjustable Rating Plug)
S –Adjustable Short Delay Pickup with Fixed Short Delay Time
I –Adjustable Instantaneous Pickup by Setting Short Time Delay Time to Instantaneous
G –Adjustable Ground Fault Pickup with Adjustable Ground Fault Delay (Flat Response)
2–8 x I
—
—
—
2
2
2
2
4
4
NDU4800T33W NDU4800T32W —
2
2
2
2
2
Notes
1
Order terminals separately.
2
2
2
For AC use only.
3
ND MCCBs are suitable for 40°C or 50°C applications. Order suffix V3 to eliminate standard 40°C labeling.
4
Unprotected left pole neutral. Insert “E” for 100% neutral or “EH” for 60% neutral between “W” and “P” (e.g., NDS412T32EHP08). Neutral is on LH side.
Non-UL listed ND 1250 with 1250 ampere trip unit is also available.
Max. 600 Vac, 150 kA Icu at 480 Vac
e
1
2
t Response) or Adjustable Short Time (Flat Response)
(I
n
2–8 x I
I–300 ms
—
—
n
2–8 x I
n
—
Varies by frame
0–500 ms
2–8 x I
n
0–300 ms
Varies by frame
0–500 ms
—
Interchangeable
Rating Plugs
(Order as
Individual
Component)
Fixed
Rating Plug
Ampere
Rating Catalog Number
450 8NES450T
500 8NES500T
550 8NES550T
600 8NES600T
630 8NES630T
700 8NES700T
800 8NES800T
400 8NES400T 400/500/
450 8NES450T
500 8NES500T
550 8NES550T
600 8NES600T
630 8NES630T
700 8NES700T
800 8NES800T
2
Included
with Breaker
Adjustable
Rating Plug
Adjustable
Ampere Setting
600/800
A8NES800T1
600/800
A8NES800T1
2
2
2
2
2
2
2
2
2
V4-T2-240 Volume 4—Circuit Protection CA08100005E—June 2012 www.eaton.com
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