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Allen Bradley
140M-F8T-C25-CX

Motor Protection Circuit-Breaker

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Lifecycle status: Discontinued
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Rockwell Automation announces that as of March 31, 2025, the Motor Protection Circuit-Breaker will be discontinued and no longer available for sale. Customers are encouraged to remove references to the affected product(s)
Discontinued Date: March 31, 2025 Replacement Category: Engineering Replacement
Lifecycle status: Discontinued
ErrorsErrors
Rockwell Automation announces that as of March 31, 2025, the Motor Protection Circuit-Breaker will be discontinued and no longer available for sale. Customers are encouraged to remove references to the affected product(s)
Discontinued Date: March 31, 2025 Replacement Category: Engineering Replacement
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Technical Specifications
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Certifications
Technotes
With integrated auxiliary switch False
With integrated under voltage release False
Rated short-circuit breaking capacity lcu at 400 V, AC 65 kA
Rated operation power at AC-3, 400 V 11 kw
Rated permanent current Iu 25 A
Rated operation power at AC-3, 230 V 5.5 kw
Rated operating voltage 230 A
Type of control element Turn button
Overload release current setting 18 A
Type of electrical connection of main circuit Screw connection
Magnetic release current per IEC 416 A
Magnetic trip current, nom 416 A
Rated operational current (Ie) per IEC 25 A
Rated supply current (Ie) 6.3 A
Current range 18...25 A
Short circuit current for UL 60947-4-1 self-protected (Type E) combination motor controller, max 65kA @ 480V/277V
Ultimate short circuit breaking capacity (Icu) per IEC 65kA @ 440/460V AC
Rated service short circuit breaking capacity (Ics) per IEC 6kA @ 690V AC
Insulation voltage (Ui) Rated 690V per IEC
Hp rating, max 7.5Hp @ 230V, 3-phase
Electrical life cycle 30000 ops (Ie maximum)
Switching of standard motors per IEC 6.3 kW @ 230/240V (AC-3), 3-phase
KW rating, max 22 kW @ 690V (AC-3), 3-phase
Back up fuse (gG, gL) current rating (if Icc ≥ Icu ) per IEC No back-up fuse required @ 230/240V AC
Short circuit current (Type 2 coordination), max 65kA @ 480V
Total power loss (Pv) for circuit breaker 7…22 W @ rated load/operating temperature
Rated thermal current (Ith) 6.3...45 A up to 60 °C (140 °F) ambient temperature
Short circuit current for tap conductor protection, max 65 kA @ 480Y/277V, UL 60947-4-1-manual motor controller
Rated impulse withstand voltage (Uimp) Main circuits (Uimp)/overvoltage category: 6 kV/III, 8 kV (disconnect)
Short circuit current for group motor installation, max 65kA @ 480V, UL 60947-4-1-manual motor controller
Short circuit current for motor disconnect, max 65kA @ 480V, UL 60947-4-1-manual motor controller
Number of poles 3
With thermal protection True
Phase failure sensitive True
Switch off technique Thermomagnetic
Switching frequency, max 25 ops/h
Trip class 10
Rated frequency 45 Hz
Phase loss protection Differential release
Fuse or circuit breaker per NEC 600 A, UL 60947-4-1-manual motor controller
Width 54 mm
Depth 110 mm
Height 111.4 mm
Frame size Frame size F, 45 A
Contactor size (Type 2 coordination), min 100-C30 @ 600V
Device construction Built-in device fixed built-in technique
Degree of protection (IP) IP2X
Weight 782 lb
Mechanical life operations 30000 /h
Breaking capacity High breaking capacity
Shock Transport (60068-2-27): 30 G/11 ms, OFF
Protection type Adjustable thermal/fixed magnetic (fixed at 16...22 x In)
Factory option No circuit-breaker auxiliary or trip contacts
Vibration Ops (60068-2-6): 5 G
Ambient storage temperature -40 °C
Ambient operating temperature -25 °C
Ambient temperature compensation -25 °C
Site altitude To 2000 m N.N. (6561 ft)
Dependence on temperature No reduction @ 60 °C (140 °F)
Magnetic release current (±20 %) Fixed setting: 18…22 x Ie maximum (Ie maximum = maximum values of setting ranges) for T version
Pollution degree 3
Climatic resistance Operating humidity/moisture heat (60068-2-3): 5...95% non-condensing
Utilization category Motor starter: AC-3 (IEC60947-4-1)
Overload protection characteristics IEC 60947-4-1 motor protection
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Type Resource Publication
Technical Data 140m-td002_-en-p 140M-TD002
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China CCC
  • China CCC

This product was certified with the above certifications as of 2025-08-26. 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
With integrated auxiliary switch False
With integrated under voltage release False
Rated short-circuit breaking capacity lcu at 400 V, AC 65 kA
Rated operation power at AC-3, 400 V 11 kw
Rated permanent current Iu 25 A
Rated operation power at AC-3, 230 V 5.5 kw
Rated operating voltage 230 A
Type of control element Turn button
Overload release current setting 18 A
Type of electrical connection of main circuit Screw connection
Magnetic release current per IEC 416 A
Magnetic trip current, nom 416 A
Rated operational current (Ie) per IEC 25 A
Rated supply current (Ie) 6.3 A
Current range 18...25 A
Short circuit current for UL 60947-4-1 self-protected (Type E) combination motor controller, max 65kA @ 480V/277V
Ultimate short circuit breaking capacity (Icu) per IEC 65kA @ 440/460V AC
Rated service short circuit breaking capacity (Ics) per IEC 6kA @ 690V AC
Insulation voltage (Ui) Rated 690V per IEC
Hp rating, max 7.5Hp @ 230V, 3-phase
Electrical life cycle 30000 ops (Ie maximum)
Switching of standard motors per IEC 6.3 kW @ 230/240V (AC-3), 3-phase
KW rating, max 22 kW @ 690V (AC-3), 3-phase
Back up fuse (gG, gL) current rating (if Icc ≥ Icu ) per IEC No back-up fuse required @ 230/240V AC
Short circuit current (Type 2 coordination), max 65kA @ 480V
Total power loss (Pv) for circuit breaker 7…22 W @ rated load/operating temperature
Rated thermal current (Ith) 6.3...45 A up to 60 °C (140 °F) ambient temperature
Short circuit current for tap conductor protection, max 65 kA @ 480Y/277V, UL 60947-4-1-manual motor controller
Rated impulse withstand voltage (Uimp) Main circuits (Uimp)/overvoltage category: 6 kV/III, 8 kV (disconnect)
Short circuit current for group motor installation, max 65kA @ 480V, UL 60947-4-1-manual motor controller
Short circuit current for motor disconnect, max 65kA @ 480V, UL 60947-4-1-manual motor controller
Number of poles 3
With thermal protection True
Phase failure sensitive True
Switch off technique Thermomagnetic
Switching frequency, max 25 ops/h
Trip class 10
Rated frequency 45 Hz
Phase loss protection Differential release
Fuse or circuit breaker per NEC 600 A, UL 60947-4-1-manual motor controller
Width 54 mm
Depth 110 mm
Height 111.4 mm
Frame size Frame size F, 45 A
Contactor size (Type 2 coordination), min 100-C30 @ 600V
Device construction Built-in device fixed built-in technique
Degree of protection (IP) IP2X
Weight 782 lb
Mechanical life operations 30000 /h
Breaking capacity High breaking capacity
Shock Transport (60068-2-27): 30 G/11 ms, OFF
Protection type Adjustable thermal/fixed magnetic (fixed at 16...22 x In)
Factory option No circuit-breaker auxiliary or trip contacts
Vibration Ops (60068-2-6): 5 G
Ambient storage temperature -40 °C
Ambient operating temperature -25 °C
Ambient temperature compensation -25 °C
Site altitude To 2000 m N.N. (6561 ft)
Dependence on temperature No reduction @ 60 °C (140 °F)
Magnetic release current (±20 %) Fixed setting: 18…22 x Ie maximum (Ie maximum = maximum values of setting ranges) for T version
Pollution degree 3
Climatic resistance Operating humidity/moisture heat (60068-2-3): 5...95% non-condensing
Utilization category Motor starter: AC-3 (IEC60947-4-1)
Overload protection characteristics IEC 60947-4-1 motor protection
Drawings
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Documents
140m-td002_-en-p Technical Data
140M-TD002
Type Resource Publication
Technical Data 140m-td002_-en-p 140M-TD002
Looking for more documentation?
Find curated technical documentation for this product in the Technical Documentation Center, or search our full Literature Library.
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Certifications
China CCC
  • China CCC

This product was certified with the above certifications as of 2025-08-26. 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.

Technotes
Looking for more Technotes?
Find questions and answers from Rockwell Automation technical experts for this product in our Knowledgebase.
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