SNT120CPK EATON CUTLER HAMMER, SNT120CPK Datasheet - Page 48
SNT120CPK
Manufacturer Part Number
SNT120CPK
Description
Shunt Trip
Manufacturer
EATON CUTLER HAMMER
Datasheet
1.EHMVD06B.pdf
(276 pages)
Specifications of SNT120CPK
Operating Voltage
120VAC
For Use With
EG And JG Frame Series G Circuit Breakers
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Table 12-81. Type NGS Standard Interrupting Capacity — U e Max. 690 Vac, 50 kA I cu at 415 Vac
Note: NG 1600 MCCB uses metric threading on line and load conductors. The NG 1600 is not UL or CSA listed.
Line and Load Terminals
N-Frame circuit breakers do not include terminals as standard. When copper or
Cu/Al terminals are required, order by catalog number.
Table 12-82. Line and Load Terminals
Optional Copper and Cu/Al Pressure Type Terminals
Base Mounting Hardware
Base mounting hardware is included
with a circuit breaker or molded
case switch.
Table 12-83. Base Mounting Hardware
Terminal Shield
Table 12-84. Terminal Shield
Maximum
Continuous
Ampere
Rating
at 40°C
Short Time Range
Short Time Delay
Ground Fault Pickup
Ground Fault Delay
1600
Maximum
Breaker
Amperes
1250
Number
of Poles
3- and
4-pole
3- and
4-pole
Description
3-Pole Terminal
Shield
For ac use only.
NG MCCBs are suitable for 40°C or 50°C applications. Order suffix V3 to eliminate standard 40°C labeling.
No UL or CSA label is available for the 1600 ampere frame size.
Unprotected left pole neutral. Insert “1” for 100% protected neutral or “6” for 60% protected neutral before “WP” suffix (e.g., NGS416T336WP35).
Single terminals individually packed.
Not suitable with 1600 ampere frame version.
Metric hardware included with breaker.
Series G Molded Case Circuit Breakers
400 – 1200 Amperes
Frame Size NG, 1600 Amperes 50 kA at 415 Vac
Description
Imperial
Hardware:
.3125 – 18 x 1.25
Pan-Head Steel
Screws and
Lock Washers
Metric
Hardware: M8
Pan-Head Steel
Screws and
Lock Washers
Number
of Poles
3-Pole
4-Pole
Terminal
Body
Material
Copper
Catalog
Number
NTS3K
Circuit Breaker Frame Including Digitrip RMS 310 Electronic Trip Unit and Rating Plugs
S – Adjustable Short Delay Pickup with Fixed Short Delay Time
G – Adjustable Ground Fault Pickup with Adjustable Ground Fault Delay (Flat Response)
LS
2 – 8 x I n
—
—
—
NGS316T33WP35
NGS416T33WP35
L – Adjustable Long Delay Pickup (By Adjustable Rating Plug)
I – Adjustable Instantaneous Pickup by Setting Short Delay Time to Instantaneous
(I
Wire Type
Copper
2
Catalog
Number
BMH5
BMH5M
t Response) or Adjustable Short Delay Time (Flat Response)
Price
U.S. $
Price
U.S. $
Price
U.S. $
Metric Wire
Range mm
95 – 185
Conductor Extension Kit
Table 12-85. Conductor Extension Kit
Keeper Nut
Not required on NG-Frame. Terminals
are threaded.
Handle Extension
Included with breaker. Additional
handle extensions are available.
Table 12-86. Handle Extension
Description
3-Pole Both Ends Metric
3-Pole Both Ends English 5104A24G02
Description
Single Handle
Extension
LSI
2 – 8 x I n
I – 300 ms
—
—
NGS316T32WP35
NGS416T32WP35
2
For more information visit: www.eaton.com
AWG Wire
Number of
Conductors
3/0 – 400 (4)
Catalog
Number
HEX5
Catalog
Number
T1200NB3M
Price
U.S. $
Catalog
Number
5104A24G04
LSG
2 – 8 x I n
—
200 – 1200 A
I – 500 ms
NGS316T35WP35
—
Price
U.S. $
Price
U.S. $
Price
U.S.
Price
U.S. $
Interphase Barriers
The interphase barriers provide
additional electrical clearance between
circuit breaker poles for special termi-
nation applications. Barriers are high
dielectric insulating plates that are
installed in the molded slots between
the terminals. (Field installation only.)
Table 12-87. Interphase Barriers
Discount Symbol . . . . . . . . . . . . . . . . . . . . . . . . . CB-2
Description
Interphase
Barriers
LSIG
2 – 8 x I n
I – 300 ms
200 – 1200 A
I – 500 ms
NGS316T36WP35
—
Catalog
Number
IPB5
Price
U.S. $
November 2008
CA08101001E
Price
U.S. $
Adjust-
able
Rating
Plug
800/
1000/
1250/
1600
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