Bulletin 140U N-Frame

Product Selection — 1200 A, N-Frame

Click to enlarge - 140U-39-7



Note: Terminal box lugs must be ordered separately. See Terminal Lugs

Assembled Circuit Breakers, Electronic Trip Units

Rated Current Adjustment Range Ir [A] Protect.
Type
Breaking Capacity (50 Hz) Interrupting Rating (60 Hz) [kA] Cat. No.
Oper.
In [A]
Instant. Maint. Mode
2.5…4.0 x In [A]
Thermal Trip
Ir = 0.5…1.0 x In
Magnetic Trip
Im = 2…8 x In
Icu /Ics [kA]
220…240V 380…415V 500V 690V 240V 480V 600V
1200 600…1200⋆  2400…9600 LS 85 85 50 50 40 20 20 10 65 50 25 140U-N5L3-E12
1200 600…1200⋆  2400…9600 LS 100 100 70 50 50 25 25 13 100 65 35 140U-N6L3-E12
LSI 100 100 70 50 50 25 25 13 100 65 35 140U-N6H3-E12
3000…4800 2400…10800♣  LSII§  100 100 70 50 50 25 25 13 100 65 35 140U-N6J3-E12
2400…9600 LSG 100 100 70 50 50 25 25 13 100 65 35 140U-N6G3-E12
LSIG 100 100 70 50 50 25 25 13 100 65 35 140U-N6I3-E12
3000…4800 2400…10800♣  LSIIG§  100 100 70 50 50 25 25 13 100 65 35 140U-N6K3-E12
1200 600…1200⋆  2400…9600 LS 200 100 100 50 65 33 35 18 200 100 50 140U-N0L3-E12
LSI 200 100 100 50 65 33 35 18 200 100 50 140U-N0H3-E12
3000…4800 2400…10800♣  LSII§  200 100 100 50 65 33 35 18 200 100 50 140U-N0J3-E12
2400…9600 LSG 200 100 100 50 65 33 35 18 200 100 50 140U-N0G3-E12
LSIG 200 100 100 50 65 33 35 18 200 100 50 140U-N0I3-E12
3000…4800 2400…10800♣  LSIIG§  200 100 100 50 65 33 35 18 200 100 50 140U-N0K3-E12
  
⋆ Select proper rating plug to cover thermal trip equipment.
§ Rating plug not required with IMM trip module.
♣ Magnetic trip adjustment range for MCCBs with IMM trip modules is 2…9 x In.

Rating Plugs

Rated Current In [A] Cat. No. Rated Operational Current
In [A]
Cat. No.
600 140U-NRP3-D60 900 140U-NRP3-D90
700 140U-NRP3-D70 1000 140U-NRP3-E10
800 140U-NRP3-D80 1200 140U-NRP3-E12
  

Molded Case Switch — UL 489

Rated Current In [A] Magnetic Trip
10 x In
Breaking Capacity (50 Hz) Icu /Ics [kA] Interrupting Rating (60 Hz) [kA] Cat. No.
220…240V 380…415V 500V 690V 240V 480V 600V
1200 12000 100 100 70 50 50 25 25 13 100 65 35 140U-N6S3-E12
  

Accessories

Pictures shown are representative. Actual product may differ from product shown.


Internal Control Modules — Field Installed

  Description Mounting Location Diagram Cat. No.
Click to enlarge - 140U-51-1 Auxiliary Contact (AX)
Electrically indicates "ON/OFF" status of breakers
(1) 1a-1b Click to enlarge - 140U-43-2 Click to enlarge - 140U-43-3 140U-N-EA1
(2) 1a-1b Right side ONLY 140U-N-EA2
Alarm Contact (AL)
Electrically indicates when the breaker is in the "TRIPPED" state
(1) 1M (make)-1B (break) Click to enlarge - 140U-43-2 Click to enlarge - 140U-43-5 140U-N-ER1
Right side ONLY
Click to enlarge - 140U-51-6 Auxiliary/Alarm Contact (AX/AL)
Combination

Combination of auxiliary contact and alarm contact
(1) 1a-1b
(1) 1M (make)-1B (break)
Click to enlarge - 140U-43-2 Click to enlarge - 140U-43-8 140U-N-EA1R1
Right side ONLY
Click to enlarge - 140U-51-9 Shunt Trip (SNT)
Provides remote tripping of the circuit breaker
Undervoltage trip not available when shunt trip is used
12…24V, 50/60/DC Click to enlarge - 140U-43-10 Click to enlarge - 140U-43-11 140U-N-SNJ
110…240V AC 140U-N-SND
380…440V AC, 220…250V DC 140U-N-SNN
480…600V, 50/60 Hz Left side ONLY 140U-N-SNB
Undervoltage Release (UVT)
Automatically trips breaker when voltage falls between preset value, 35…70%
Shunt trip is not available when undervoltage release is used
24V, 50/60 Hz Click to enlarge - 140U-43-10 Click to enlarge - 140U-43-13 140U-N-UJ
110…127V, 50/60 Hz 140U-N-UD
208…240V, 50/60 Hz 140U-N-UA
380…500V, 50/60 Hz Left side ONLY 140U-N-UB
  

Note: For Factory-Installed internal control modules, please see Internal Control Modules — Factory Installed

For use with H-, J-, K-, L-, M-, and N-Frame Molded Case Circuit Breakers
.


Pictures shown are representative. Actual product may differ from product shown.


External Accessories

  Description Cat. No.
Click to enlarge - 140U-52-3 Flex-Cable Operating Mechanism
NEMA Type 1/3/12/4/4X
Flange-Mount Handle
4 ft. (1.2 m) cable 140U-N-FCX04
6 ft. (1.9 m) cable 140U-N-FCX06
10 ft. (3.0 m) cable 140U-N-FCX10
Click to enlarge - 140U-52-4 Rotary, Variable-Depth Operating Mechanism
Type 1/12 Rotary Handle
24 in. (60.96 cm) operating rod
Black handle 140U-N-RM12B
Click to enlarge - 140M-20-5 Phase Barriers
Provides additional phase clearance when special connections that extend past the circuit breaker housing are required
Qty: 2 140U-N-PB
Click to enlarge - 140M-20-3 Padlock Kit
Padlocking Hasp
Lock-OFF only
Qty: 1 140U-N-PL
Click to enlarge - EOP4MT07_right Motor Operator
Remotely opens, closes, and resets the circuit breaker
110…240V AC
Qty: 1 140U-N-EOPD
Motor Operator, 230..240V AC Qty: 1 140U-N-EOPA
Click to enlarge - 140R-M-MHM Replacement Mounting Hardware
(4) M8 - 1 x 35 mm
For use with 3- or 4-pole MCCBs 140U-M-MHM
  

Terminal Lugs

  Description Pkg. Quantity Cat. No.
Click to enlarge - 140U_N_TLA3_right_bw Terminal Lugs Aluminum lug, Al or Cu wire
(2) 1…500 MCM
or (2) 50…240 mm2
Qty: 1 140U-N-TLA2
Aluminum lug, Al or Cu wire
(3) 3/0…400 MCM
or (3) 95…185 mm2
Qty: 1 140U-N-TLA3
Aluminum lug, Al or Cu wire
(4) 4/0…500 MCM
or (4) 120…300 mm2
Qty: 1 140U-N-TLA4
Aluminum lug, Al or Cu wire
(3) 500…750 MCM
or (3) 300…400 mm2
Qty: 1 140U-N-TLA3A
Copper lug, Cu wire only
(2) 2/0…500 MCM
or (2) 70…240 mm2
Qty: 1 140U-N-TLC2
Copper lug, Cu wire only
(3) 3/0…500 MCM
or (3) 95…240 mm2
Qty: 1 140U-N-TLC3
Copper lug, Cu wire only
(4) 3/0…400 MCM
or (4) 95…185 mm2
Qty: 1 140U-N-TLC4
  

Approximate Dimensions

Dimensions are in inches (millimeters). Dimensions are not intended to be used for manufacturing purposes.

Click to enlarge - n-frame_3p_dims