Molded Case Circuit Breakers

Catalogs > Industrial Controls Catalog > Motor Control, IEC > Molded Case Circuit Breakers > Bulletin 140U L-Frame

Bulletin 140U L-Frame

Product Selection — 600 A, L-Frame

• UL 489
  
• CSA 22.2, No. 5
  
• IEC 60947-2
  
• CE
  
• KEMA-KEUR
  Note: Terminal box lugs must be ordered separately. See Terminal Lugs

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
600	85	85	45	45	25	13	20	10	65	35	25	140U-L3X3
	100	100	70	70	35	18	25	13	100	65	35	‡	140U-L6X3
	200	200	100	100	50	25	30	15	200	100	50	‡	140U-L0X3
‡ Current Limiting

Trip Units and Rating Plugs

Thermal-Magnetic
Rated Current In [A]	Adjustment Range [A]		Cat. No.
	Thermal Trip Ir = In (Fixed)	Magnetic Trip Im = 5…10 x In
250	250	1250…2500	140U-LTD3-D25
300	300	1500…3000	140U-LTD3-D30
350	350	1750…3500	140U-LTD3-D35
400	400	2000…4000	140U-LTD3-D40
500	500	2500…5000	140U-LTD3-D50
600	600	3000…6000	140U-LTD3-D60

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…10 x In
250	100…250	200…2500	LS	140U-LTL3-D25
			LSI	140U-LTH3-D25
			LSG	140U-LTG3-D25
			LSIG	140U-LTI3-D25
400	160…400	320…4000	LS	140U-LTL3-D40
			LSI	140U-LTH3-D40
			LSG	140U-LTG3-D40
			LSIG	140U-LTI3-D40
600	240…600	480…6000	LS	140U-LTL3-D60
			LSI	140U-LTH3-D60
			LSG	140U-LTG3-D60
			LSIG	140U-LTI3-D60

Assembled Circuit Breakers, Thermal-Magnetic Trip Units

Rated Current In [A]	Thermal Trip Ir = In	Breaking Capacity/Interrupting Rating [kA]T		Cat. No.	Breaking Capacity/Interrupting Rating [kA]T		Cat. No.
		400V	480V		400V	480V
250	250	45	35	140U-L3D3-D25	70	65	140U-L6D3-D25
300	300	45	35	140U-L3D3-D30	70	65	140U-L6D3-D30
350	350	45	35	140U-L3D3-D35	70	65	140U-L6D3-D35
400	400	45	35	140U-L3D3-D40	70	65	140U-L6D3-D40
500	500	45	35	140U-L3D3-D50	70	65	140U-L6D3-D50
600	600	45	35	140U-L3D3-D60	70	65	140U-L6D3-D60
T Full ratings are found in the breaker frames 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]T		Cat. No.	Breaking Capacity/ Interrupting Rating [kA]T		Cat. No.
			400V	480V		400V	480V
250	100…250	LS	45	35	140U-L3L3-D25	70	65	140U-L6L3-D25
		LSI	45	35	140U-L3H3-D25	70	65	140U-L6H3-D25
		LSG	45	35	140U-L3G3-D25	70	65	140U-L6G3-D25
		LSIG	45	35	140U-L3I3-D25	70	65	140U-L6I3-D25
400	160…400	LS	45	35	140U-L3L3-D40	70	65	140U-L6L3-D40
		LSI	45	35	140U-L3H3-D40	70	65	140U-L6H3-D40
		LSG	45	35	140U-L3G3-D40	70	65	140U-L6G3-D40
		LSIG	45	35	140U-L3I3-D40	70	65	140U-L6I3-D40
600	240…600	LS	45	35	140U-L3L3-D60	70	65	140U-L6L3-D60
		LSI	45	35	140U-L3H3-D60	70	65	140U-L6H3-D60
		LSG	45	35	140U-L3G3-D60	70	65	140U-L6G3-D60
		LSIG	45	35	140U-L3I3-D60	70	65	140U-L6I3-D60
T Full ratings are found in the breaker frames table on Breaker Frames

Molded Case Switch — UL 489

Rated Current In [A]	Magnetic Trip Im = 10 x In [A]	Breaking Capacity (50 Hz) Icu /Ics [kA]								Interrupting Rating (60 Hz) [kA]			Cat. No.
		220…240V		380…415V		500V		690V		240V	480V	600V
600	6000	100	100	70	70	50	38	25	13	100	65	35	140U-L6S3-D63

Terminal Lugs

	Description			Cat. No.
	Terminal Lugs	Aluminum lug, Al or Cu wire (1) 500…750 MCM or (1) 240…380 mm2	Qty: 3 (includes shield)	140U-L-TL6A1
		Copper lug, Cu wire only (1) 500…750 MCM or (1) 240…380 mm2	Qty: 3 (includes shield)	140U-L-TL6C1
		Aluminum lug, Al or Cu wire (2) 2…500 MCM or (2) 35…240 mm2	Qty: 3 (includes shield)	140U-L-TL6A2
	Terminal Lugs	Copper lug, Cu wire only (2) 2…500 MCM or (2) 35…240 mm2	Qty: 3 (includes shield)	140U-L-TL6C2
		Aluminum lug, Al or Cu wire (1) 2…500 MCM or (1) 35…240 mm2	Qty: 1	140U-L-TL4A1
		Copper lug, Cu wire only (1) 2…500 MCM or (1) 35…240 mm2	Qty: 1	140U-L-TL4C1