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Allen Bradley
140MG-J8P-D17-AJ

140G 250A J Frame Mtr Protection Ckt-Bkr

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Technotes
Number of poles 3
Number of auxiliary contacts as change-over contact 1
With integrated under voltage release False
Rated permanent current Iu 175 A
Type of control element Toggle
Rated impulse withstand voltage (Uimp) 8 kV
Frame size 250 A
Magnetic trip current Cam setting I: 1750 A
Hp rating 40Hp @ 230V, 3-phase
Watt loss 27.3 W
Insulation voltage (Ui) Rated 1000V per IEC
KW rating, max 90 kW @ 400/415V, 3-phase
Rated ultimate short-circuit breaking capacity for Type D combination (Icu) 65kA @ 440V AC per IEC 60947-2/GB 14048.2
Electrical life cycle 8000 @ 415V AC
Rated service short-circuit breaking capacity for Type D combination (Ics) 100% of Icu @ 690V AC per IEC 60947-2/GB 14048.2
Instantaneous trip setting 150 to 250 A
Rated ultimate short-circuit breaking capacity (Icu) 70kA @ 500V DC, 3-poles in series per IEC 60947-2/GB 14048.2
Rated service short-circuit breaking capacity (Ics) 100% of Icu @ 690V AC per IEC 60947-2/GB 14048.2
Protection type Adjustable magnetic only (less than 13 x In)
Motor drive integrated False
With switched-off indicator False
Motor drive optional True
Position of connection for main current circuit Front side
Type of electrical connection of main circuit Screw connection
Interrupting rating/breaking capacity 35...65kA @ 480V
Instantaneous trip rating (SCCR) circuit breaker per NEMA, UL, CSA, for combination controller 65kA @ 480V AC
Degree of protection (IP) IP20
Weight 5.5 lb
Mechanical life operations 25000 /h
Factory option 1 NO/NC auxiliary + 1 alarm 24V AC/DC
Height 6.3 mm
Width 4.13 mm
Depth 82.5 mm
Operating temperature -13 °F
Storage temperature -40 °F
Wire temperature rating Al or Cu 75°C
Ambient temperature without derating 104°F @ 40°C
Type Resource Publication
General Product Cutsheet --
Technical Data 140g-td101_-en-p 140G-TD101
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UKCA DOC
  • MOROCCO DOC
  • UKCA DOC

This product was certified with the above certifications as of 2025-09-10. Products sold before or after this date might carry different certifications. Please review the product label to check for the certifications your specific product carries.

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Technical Specifications
Number of poles 3
Number of auxiliary contacts as change-over contact 1
With integrated under voltage release False
Rated permanent current Iu 175 A
Type of control element Toggle
Rated impulse withstand voltage (Uimp) 8 kV
Frame size 250 A
Magnetic trip current Cam setting I: 1750 A
Hp rating 40Hp @ 230V, 3-phase
Watt loss 27.3 W
Insulation voltage (Ui) Rated 1000V per IEC
KW rating, max 90 kW @ 400/415V, 3-phase
Rated ultimate short-circuit breaking capacity for Type D combination (Icu) 65kA @ 440V AC per IEC 60947-2/GB 14048.2
Electrical life cycle 8000 @ 415V AC
Rated service short-circuit breaking capacity for Type D combination (Ics) 100% of Icu @ 690V AC per IEC 60947-2/GB 14048.2
Instantaneous trip setting 150 to 250 A
Rated ultimate short-circuit breaking capacity (Icu) 70kA @ 500V DC, 3-poles in series per IEC 60947-2/GB 14048.2
Rated service short-circuit breaking capacity (Ics) 100% of Icu @ 690V AC per IEC 60947-2/GB 14048.2
Protection type Adjustable magnetic only (less than 13 x In)
Motor drive integrated False
With switched-off indicator False
Motor drive optional True
Position of connection for main current circuit Front side
Type of electrical connection of main circuit Screw connection
Interrupting rating/breaking capacity 35...65kA @ 480V
Instantaneous trip rating (SCCR) circuit breaker per NEMA, UL, CSA, for combination controller 65kA @ 480V AC
Degree of protection (IP) IP20
Weight 5.5 lb
Mechanical life operations 25000 /h
Factory option 1 NO/NC auxiliary + 1 alarm 24V AC/DC
Height 6.3 mm
Width 4.13 mm
Depth 82.5 mm
Operating temperature -13 °F
Storage temperature -40 °F
Wire temperature rating Al or Cu 75°C
Ambient temperature without derating 104°F @ 40°C
Documents
Product Cutsheet General
--
140g-td101_-en-p Technical Data
140G-TD101
Type Resource Publication
General Product Cutsheet --
Technical Data 140g-td101_-en-p 140G-TD101
Looking for more documentation?
Find curated technical documentation for this product in the Technical Documentation Center, or search our full Literature Library.
Search the Literature Library Chevron RightChevron Right
Certifications
UKCA DOC
  • MOROCCO DOC
  • UKCA DOC

This product was certified with the above certifications as of 2025-09-10. Products sold before or after this date might carry different certifications. Please review the product label to check for the certifications your specific product carries.

Accessories
Items Per Page:
1-1 of 1
Technotes
Looking for more Technotes?
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