Bulletin 140U M-Frame

Product Selection — 800 A, M-Frame

Click to enlarge - 140U-39-6



Note: Terminal box lugs must be ordered separately. See

Breaker Frames

Rated Current In [A] Breaking Capacity (50 Hz) Icu /Ics [kA] Interrupting Rating (60 Hz) [kA] Cat. No.
220…240V 380…415V 525V 690V 240V 480V 600V
800 65 65 50 50 50 25 20 10 65 50 25 140U-M5X3
100 100 70 70 70 50 25 13 100 65 35 140U-M6X3
  

Trip Units and Rating Plugs

Thermal-Magnetic
Rated Current In [A] Adjustment Range [A] Cat. No.
Thermal Trip
Ir = In
Magnetic Trip
Im = 5…10 x In
300 300 1500…3000 140U-MTD3-D30
350 350 1750…3500 140U-MTD3-D35
400 400 2000…4000 140U-MTD3-D40
450 450 2250…4500 140U-MTD3-D45
500 500 2500…5000 140U-MTD3-D50
600 600 3000…6000 140U-MTD3-D60
700 700 3500…7000 140U-MTD3-D70
800 800 4000…8000 140U-MTD3-D80

Electronic
Rated Current In [A] Adjustment Range [A] Protection Type Cat. No.
Thermal Trip
Ir = 0.5…1.0 x In
Magnetic Trip
Im = 2…8 x In
800A 400…800⋆  800…6400 400…800 A LS Electronic Trip Unit 140U-MTL3-D80
400…800 A LSI Electronic Trip Unit 140U-MTH3-D80
400…800 A LSG Electronic Trip Unit 140U-MTG3-D80
400…800 A LSIG Electronic Trip Unit 140U-MTI3-D80
  
Select proper rating plug to cover thermal trip requirement.

Rating Plugs
Thermal Trip
In [A]
Cat. No. Thermal Trip
In [A]
Cat. No.
400 140U-MRP3-D40 700 140U-MRP3-D70
500 140U-MRP3-D50 800 140U-MRP3-D80
600 140U-MRP3-D60
  

Assembled Circuit Breakers, Thermal-Magnetic Trip Units

Rated Current In [A] Thermal Trip
Ir = In
Breaking Capacity/Interrupting Rating [kA]‡  Cat. No. Breaking Capacity/Interrupting Rating [kA]‡  Cat. No.
400V 480V 400V 480V
300 300 50 50 140U-M5D3-D30 70 65 140U-M6D3-D30
350 350 50 50 140U-M5D3-D35 70 65 140U-M6D3-D35
400 400 50 50 140U-M5D3-D40 70 65 140U-M6D3-D40
450 450 50 50 140U-M5D3-D45 70 65 140U-M6D3-D45
500 500 50 50 140U-M5D3-D50 70 65 140U-M6D3-D50
600 600 50 50 140U-M5D3-D60 70 65 140U-M6D3-D60
700 700 50 50 140U-M5D3-D70 70 65 140U-M6D3-D70
800 800 50 50 140U-M5D3-D80 70 65 140U-M6D3-D80
  
‡ Interrupting ratings shown are for 400V and 480V, respectively. The complete range of ratings can be found in the frame rating table on Breaker Frames

Assembled Circuit Breakers, Electronic Trip Units

Rated Current In [A] Thermal Trip
Ir = 0.5…1.0 x In
Protection Type Breaking Capacity/
Interrupting Rating [kA]‡ 
Cat. No. Breaking Capacity/
Interrupting Rating [kA]‡ 
Cat. No.
400V 480V 400V 480V
800 400…800⋆  LS 50 50 140U-M5L3-D80 70 65 140U-M6L3-D80
LSI 50 50 140U-M5H3-D80 70 65 140U-M6H3-D80
LSG 50 50 140U-M5G3-D80 70 65 140U-M6G3-D80
  
⋆ Select proper rating plug to cover thermal trip requirement.
‡ Interrupting ratings shown are for 400V and 480V, respectively. The complete range of ratings can be found in the frame rating table on Breaker Frames.

Molded Case Switch — UL 489

Rated Current In [A] Magnetic Trip [A]
Im = 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
800 8000 100 100 70 70 70 50 25 13 100 65 35 140U-M6S3-D80

Accessories — 800 A, M-Frame

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-M-EA1
(2) 1a-1b Right Side ONLY 140U-M-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-M-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-M-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-M-SNJ
110…240V AC, 110…125V DC 140U-M-SND
380…440V AC, 220…250V DC 140U-M-SNN
480…600V, 50/60 Hz Left Side ONLY 140U-M-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-M-UJ
110…127V, 50/60 Hz 140U-M-UD
208…240V, 50/60 Hz 140U-M-UA
380…500V, 50/60 Hz Left Side Only 140U-M-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
Includes handle, cable, operating, and bail mechanism
Pre-assembled and adjusted
UL Type 1/3/12/4/4X
Flange-Mount Operating Handle
Non-Metallic
4 ft (1.3 m) Cable 140U-M-FCX04
6 ft (1.8 m) Cable 140U-M-FCX06
10 ft (3.0 m) Cable 140U-M-FCX10
Flex-Cable Operating Mechanism
Includes handle, cable, operating, and bail mechanism
Pre-assembled and adjusted
UL Type 4/4X
Flange-Mount Operating Handle
Stainless Steel
4 ft (1.3 m) Cable 140U-M-FCS04
6 ft (1.8 m) Cable 140U-M-FCS06
10 ft (3.0 m) Cable 140U-M-FCS10
Flex-Cable Operating Mechanism
Includes handle, cable, operating, and bail mechanism
Pre-assembled and adjusted
Painted metal — Type 1/12
Flange mount operating handle
4 ft (1.2 m) Cable 140U-M-FMX04
6 ft (1.9 m) Cable 140U-M-FMX06
10 ft (3.0 m) Cable 140U-M-FMX10
Click to enlarge - 140U-52-4 Rotary, Variable-Depth Operating Mechanism
UL Type 3/12/4/4X, IP 66 Rotary Handle
12 in. (30.48 cm) operating rod
Black Handle 140U-M-RVM12B
Red/Yellow Handle 140U-M-RVM12R
Rotary, Variable-Depth Operating Mechanism
UL Type 3/12/4/4X, IP 66 Rotary Handle
21 in. (53.34 cm) operating rod
Black Handle 140U-M-RVM21B
Red/Yellow Handle 140U-M-RVM21R
Rotary, Variable-Depth Operating Mechanism with Internal NFPA79 Operating Handle
External UL Type 3/12/4/4X, IP 66 Rotary Handle
12 in. (30.48 cm) operating rod
Black Handle 140U-M-NVM12B
Red/Yellow Handle 140U-M-NVM12R
Rotary, Variable-Depth Operating Mechanism with Internal NFPA79 Operating Handle
External UL Type 3/12/4/4X, IP 66 Rotary Handle
21 in. (53.34 cm) operating rod
Black Handle 140U-M-NVM21B
Red/Yellow Handle 140U-M-NVM21R
Click to enlarge - 140M-21-9 Terminal Lugs Copper lug, Cu wire Only
(3) 3/0…300 MCM
or (3) 95…135 mm2
Qty: 1 140U-M-TLC3
Aluminum lug, Al or Cu wire
(3) 3/0…400 MCM
or (3) 95…185 mm2
Qty: 1 140U-M-TLA3
Click to enlarge - 140U_M_TLA2_right_bw Terminal Lugs Aluminum lug, Al or Cu wire
(2) 1…500 MCM
or (2) 50…240 mm2
Qty: 1 140U-M-TLA2
Click to enlarge - 140U_M_TLC2A_right_bw Aluminum lug, Al or Cu wire
(2) 500…750 MCM
or (2) 240…400 mm2
Qty: 1 140U-M-TLA2A
Click to enlarge - 140U_M_TLC2_right_bw Copper lug, Cu wire only
(2) 2/0…500 MCM
or (2) 70…240 mm2
Qty: 1 140U-M-TLC2
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-M-PB
Click to enlarge - 140M-20-3 Padlock Kit
Padlocking Hasp
Lock-OFF only
Qty: 1 140U-M-PL
Click to enlarge - 140R-M-MHM_bw Replacement Mounting Hardware
(4) M8 - 1 x 35 mm
For use with 3- or 4-pole MCCBs 140U-M-MHM
  

Approximate Dimensions — 800 A, M-Frame

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

Click to enlarge - m-frame_2and3p_dims