140MG-H8E-C60-SA-KA

125A H Frame Mtr Protection Ckt-Bkr

Name: 125A H Frame Mtr Protection Ckt-Bkr
Brand: Rockwell Automation
SKU: 140MG-H8E-C60-SA-KA

Serial #:

Lifecycle status: Active

Description

140MG - Motor Protection Circuit Breakers, H frame, 35..65 kA at 480V, Thermal/Magnetic, TMD, Rated Current 60 A, Shunt Trip 220...240V AC/220...250V DC, 1 NO/NC AUX, 250V

Lifecycle status: Active

Description

140MG - Motor Protection Circuit Breakers, H frame, 35..65 kA at 480V, Thermal/Magnetic, TMD, Rated Current 60 A, Shunt Trip 220...240V AC/220...250V DC, 1 NO/NC AUX, 250V

Unique Product Identifier	140MG-H8E-C60-SA-KA
UPC	887172729829
Estimated Lead Time	51 days
Standard Warranty Duration	1 year See details
Country of Origin	Italy

Adjustable rated motor current	I1 = 0.4...1 x In (24...60 A)
Control element	Toggle
Electrical life cycle	8000 @ 415V AC
Instantaneous current	Adjustable from 6...13 x In
Insulation voltage (Ui)	Rated 1000V per IEC
Interrupting rating	65kA @ 480V AC, 50/60 Hz per NEMA, UL 489/CSA C22.2, No. 5
Interrupting rating/breaking capacity	High break
Number of poles	3
Phase failure sensitive	True
Rated impulse withstand voltage (Uimp)	8 kV
Rated motor current, max (In)	60 A
Rated operating voltage	220 A
Rated permanent current Iu	60 A
Rated service short-circuit breaking capacity (Ics)	100% of Icu @ 690V AC @ 50/60Hz per IEC 60947-2
Rated ultimate short-circuit breaking capacity (Icu)	70kA @ 500V DC- 3 poles in series per IEC 60947-2
Switch off technique	Thermomagnetic
Trip class	Class 3E, 5E, 10E, 20E (approx. 2...20 s)
Type of control element	Other
Type of electrical connection of main circuit	Screw connection
Unbalace detection	50% of I1, ON or OFF
Voltage for reverse-fed circuit breaker, max	480V AC per UL/CSA
With integrated auxiliary switch	False
With integrated under voltage release	False
With thermal protection	True

Ambient temperature without derating	104 °F [40 °C]
Operating temperature	-13 °F
Storage temperature	-40 °F
Wire temperature rating	Cu 75 °C

Construction

Depth	82.5 mm
Device construction	Built-in device fixed built-in technique
Frame size	125 A
Height	130 mm
Width	90 mm

Mechanical

Degree of protection (IP)	IP20
Factory option	Shunt open release, 220...240V AC/220...250V DC
Mechanical life operations	25000 /h
Protection type	Thermal/magnetic- adjustable thermal/fixed magnetic TMD
Weight, approx	2.6 lb

Drawings
2-Dimensional Drawing (PDF)	Download (PDF)
3-Dimensional STEP model (STP)	Download (ZIP)
Product Drawing	Drawing (DXF)

Drawings
2-Dimensional Drawing (PDF) Download (PDF)
3-Dimensional STEP model (STP) Download (ZIP)
Product Drawing Drawing (DXF)

General	Publication
Specifications and Technical Data	140G-TD101
Breaker Wars: MCCB vs MPCB vs MCP vs MCB Podcast	--
Product Cutsheet	--
Link to Literature Library for Installation Instructions	140G-IN101
Link to Literature Library for Selectivity Guide	140G-TD050

Technical Data	Publication
140g-td102_-en-p	140G-TD102

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UKCA DOC

This product was certified with the above certifications as of 2026-10-09. 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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Regulatory Information

EU Importer Address	Rockwell Automation N.V Pegasus Park De Kleetlaan 12A 1831 Diegem Belgium
EU Authorized Representative Address	Rockwell Automation N.V Pegasus Park De Kleetlaan 12A 1831 Diegem Belgium

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Overview

Unique Product Identifier	140MG-H8E-C60-SA-KA
UPC	887172729829
Estimated Lead Time	51 days
Standard Warranty Duration	1 year See details
Country of Origin	Italy

Electrical & Connectivity

Adjustable rated motor current	I1 = 0.4...1 x In (24...60 A)
Control element	Toggle
Electrical life cycle	8000 @ 415V AC
Instantaneous current	Adjustable from 6...13 x In
Insulation voltage (Ui)	Rated 1000V per IEC
Interrupting rating	65kA @ 480V AC, 50/60 Hz per NEMA, UL 489/CSA C22.2, No. 5
Interrupting rating/breaking capacity	High break
Number of poles	3
Phase failure sensitive	True
Rated impulse withstand voltage (Uimp)	8 kV
Rated motor current, max (In)	60 A
Rated operating voltage	220 A
Rated permanent current Iu	60 A
Rated service short-circuit breaking capacity (Ics)	100% of Icu @ 690V AC @ 50/60Hz per IEC 60947-2
Rated ultimate short-circuit breaking capacity (Icu)	70kA @ 500V DC- 3 poles in series per IEC 60947-2
Switch off technique	Thermomagnetic
Trip class	Class 3E, 5E, 10E, 20E (approx. 2...20 s)
Type of control element	Other
Type of electrical connection of main circuit	Screw connection
Unbalace detection	50% of I1, ON or OFF
Voltage for reverse-fed circuit breaker, max	480V AC per UL/CSA
With integrated auxiliary switch	False
With integrated under voltage release	False
With thermal protection	True

Compliance & Environment

Ambient temperature without derating	104 °F [40 °C]
Operating temperature	-13 °F
Storage temperature	-40 °F
Wire temperature rating	Cu 75 °C

Physical Characteristics

Construction

Depth	82.5 mm
Device construction	Built-in device fixed built-in technique
Frame size	125 A
Height	130 mm
Width	90 mm

Mechanical

Degree of protection (IP)	IP20
Factory option	Shunt open release, 220...240V AC/220...250V DC
Mechanical life operations	25000 /h
Protection type	Thermal/magnetic- adjustable thermal/fixed magnetic TMD
Weight, approx	2.6 lb

Drawings

Drawings
2-Dimensional Drawing (PDF)	Download (PDF)
3-Dimensional STEP model (STP)	Download (ZIP)
Product Drawing	Drawing (DXF)

Drawings
2-Dimensional Drawing (PDF) Download (PDF)
3-Dimensional STEP model (STP) Download (ZIP)
Product Drawing Drawing (DXF)

Documents

Specifications and Technical Data General
140G-TD101

Breaker Wars: MCCB vs MPCB vs MCP vs MCB Podcast General
--

Product Cutsheet General
--

Link to Literature Library for Installation Instructions General
140G-IN101

Link to Literature Library for Selectivity Guide General
140G-TD050

140g-td102_-en-p Technical Data
140G-TD102

General	Publication
Specifications and Technical Data	140G-TD101
Breaker Wars: MCCB vs MPCB vs MCP vs MCB Podcast	--
Product Cutsheet	--
Link to Literature Library for Installation Instructions	140G-IN101
Link to Literature Library for Selectivity Guide	140G-TD050
Technical Data	Publication
140g-td102_-en-p	140G-TD102

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

${name=UKCA DOC, link=http://literature.rockwellautomation.com/idc/groups/literature/documents/ct/140mg-ct022_-en-e.pdf}$

UKCA DOC

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Regulatory Information

EU Importer Address	Rockwell Automation N.V Pegasus Park De Kleetlaan 12A 1831 Diegem Belgium
EU Authorized Representative Address	Rockwell Automation N.V Pegasus Park De Kleetlaan 12A 1831 Diegem Belgium

Accessories

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Technotes

Technotes

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