140G-N5I3-E12-SD

1200A N Frame Molded Case Ckt-Bkr

Name: 1200A N Frame Molded Case Ckt-Bkr
Brand: Rockwell Automation
SKU: 140G-N5I3-E12-SD

Serial #:

Lifecycle status: Active

Description

140G - Molded Case Circuit Breaker, N frame, 50 kA Interrupt Rating, LSIG (Electronic DIP Switch), 3 Poles, Rated Current 1200 A (80% Rated), Shunt Trip 110...120V AC

Lifecycle status: Active

Description

140G - Molded Case Circuit Breaker, N frame, 50 kA Interrupt Rating, LSIG (Electronic DIP Switch), 3 Poles, Rated Current 1200 A (80% Rated), Shunt Trip 110...120V AC

Unique Product Identifier	140G-N5I3-E12-SD
UPC	889508878393
Estimated Lead Time	184 days
Standard Warranty Duration	1 year See details
Country of Origin	Italy

Ambient temperature without derating	104 °F
Depth	154 mm
Operational voltage (Ue)	90% of voltage rating @ 3000 m (9840 ft) altitude
Rated uninterrupted current (Iu)	98% of current rating @ 3000 m (9840 ft) altitude
Storage temperature	-40 °F
Width	210 mm
Wire temperature rating	Al or Cu 75 °C

Complete device with protection unit	True
Current range	80% MCCB
Electrical life cycle	60 ops/hr @ 415V AC
Frame size	1200 A
Insulation voltage (Ui)	Rated 1000V per IEC
Integrated earth fault protection	True
Interrupting rating	65kA @ 240V AC, 50/60 Hz per NEMA, UL, CSA
Motor drive integrated	False
Motor drive optional	True
Number of poles	3
Operating current (In), max	980A @ 70°C (158 ˚F) per IEC (Molded case switch rated current)
Position of connection for main current circuit	Front side
Protection type	Electronic LSIG-long and short time, high instantaneous, ground fault
Protection type—Electronic G (ground fault trip units, 100 % continuous rated)	I4 = 0.2...1 x In (OFF, 240...1200 A), t4 = 0.1, 0.2, 0.4, 0.8 s
Protection type—Electronic G (ground fault trip units, 80 % continuous rated)	I4 = 0.2...1 x In (OFF, 240...1200 A), t4 = 0.1, 0.2, 0.4, 0.8 s
Protection type—Electronic I (lnstantaneous trip units, 100 % continuous rated)	I3 = 1.5...15 x In (OFF, 1800...18000 A)
Protection type—Electronic I (lnstantaneous trip units, 80 % continuous rated)	I3 = 1.5...15 x In (OFF, 1800...18000 A)
Protection type—Electronic L (long time trip units, 100 % continuous rated)	I1 = 0.4...1 x In (480...1200 A), t1 = [tsec] @ 3 x I1 = 3, 12, 24, 36, 48, 72, 108, 144 s
Protection type—Electronic L (long time trip units, 80 % continuous rated)	I1 = 0.4...1 x In (480...1200 A), t1 = [tsec] @ 3 x I1 = 3, 12, 24, 36, 48, 72, 108, 144 s
Protection type—Electronic S (short time trip units, 100 % continuous rated)	I2 = 1...10 x In (OFF, 720...12000 A), t2 = [tsec] @ 10 x In = 0.1, 0.25, 0.5, 0.8 s
Protection type—Electronic S (short time trip units, 80 % continuous rated)	I2 = 0.6...10 x In (OFF, 720...12000 A), t2 = [tsec] @ 10 x In = 0.1, 0.25, 0.5, 0.8 s
Rated impulse withstand voltage (Uimp)	8 kV
Rated permanent current Iu	1200 A
Rated service short-circuit breaking capacity (Ics)	IEC 60947-2: 75% Icu (30 kA) @ 525V AC @ 50/60Hz
Rated ultimate short-circuit breaking capacity (Icu)	IEC 60947-2: 85kA @ 220...230V AC, 50/60 Hz
Type of control element	Toggle
Type of electrical connection of main circuit	Screw connection
Voltage for reverse-fed circuit breaker, max	690V AC per IEC
Watt loss	Electronic type: 252 W
With integrated under voltage release	False
With switched-off indicator	False

Mechanical

DIN rail (top hat rail) mounting optional	False
Degree of protection (IP)	IP40
Factory option	Shunt-trip, 110...127V AC @ 110...125V DC
Mechanical life operations	60 /h
Suitable for DIN rail (top hat rail) mounting	False
Vibration	2...13.2 Hz ±1 mm, 13.2...100 Hz ±0.7 G
Weight	21.39 lb

Construction

Device construction	Built-in device fixed built-in technique
Height	268 mm

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

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

Click the Download CAD button below to view all file formats available for download.

General	Publication
Specifications and Technical Data	140G-TD101
Product Cutsheet	--
Breaker Wars: MCCB vs MPCB vs MCP vs MCB Podcast	--
Link to Literature Library for Selectivity Guide	140G-TD050
Link to Literature Library for Installation Instructions	140G-IN068

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 2026-09-27. 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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Technotes

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Overview

Unique Product Identifier	140G-N5I3-E12-SD
UPC	889508878393
Estimated Lead Time	184 days
Standard Warranty Duration	1 year See details
Country of Origin	Italy

Compliance & Environment

Ambient temperature without derating	104 °F
Depth	154 mm
Operational voltage (Ue)	90% of voltage rating @ 3000 m (9840 ft) altitude
Rated uninterrupted current (Iu)	98% of current rating @ 3000 m (9840 ft) altitude
Storage temperature	-40 °F
Width	210 mm
Wire temperature rating	Al or Cu 75 °C

Electrical & Connectivity

Complete device with protection unit	True
Current range	80% MCCB
Electrical life cycle	60 ops/hr @ 415V AC
Frame size	1200 A
Insulation voltage (Ui)	Rated 1000V per IEC
Integrated earth fault protection	True
Interrupting rating	65kA @ 240V AC, 50/60 Hz per NEMA, UL, CSA
Motor drive integrated	False
Motor drive optional	True
Number of poles	3
Operating current (In), max	980A @ 70°C (158 ˚F) per IEC (Molded case switch rated current)
Position of connection for main current circuit	Front side
Protection type	Electronic LSIG-long and short time, high instantaneous, ground fault
Protection type—Electronic G (ground fault trip units, 100 % continuous rated)	I4 = 0.2...1 x In (OFF, 240...1200 A), t4 = 0.1, 0.2, 0.4, 0.8 s
Protection type—Electronic G (ground fault trip units, 80 % continuous rated)	I4 = 0.2...1 x In (OFF, 240...1200 A), t4 = 0.1, 0.2, 0.4, 0.8 s
Protection type—Electronic I (lnstantaneous trip units, 100 % continuous rated)	I3 = 1.5...15 x In (OFF, 1800...18000 A)
Protection type—Electronic I (lnstantaneous trip units, 80 % continuous rated)	I3 = 1.5...15 x In (OFF, 1800...18000 A)
Protection type—Electronic L (long time trip units, 100 % continuous rated)	I1 = 0.4...1 x In (480...1200 A), t1 = [tsec] @ 3 x I1 = 3, 12, 24, 36, 48, 72, 108, 144 s
Protection type—Electronic L (long time trip units, 80 % continuous rated)	I1 = 0.4...1 x In (480...1200 A), t1 = [tsec] @ 3 x I1 = 3, 12, 24, 36, 48, 72, 108, 144 s
Protection type—Electronic S (short time trip units, 100 % continuous rated)	I2 = 1...10 x In (OFF, 720...12000 A), t2 = [tsec] @ 10 x In = 0.1, 0.25, 0.5, 0.8 s
Protection type—Electronic S (short time trip units, 80 % continuous rated)	I2 = 0.6...10 x In (OFF, 720...12000 A), t2 = [tsec] @ 10 x In = 0.1, 0.25, 0.5, 0.8 s
Rated impulse withstand voltage (Uimp)	8 kV
Rated permanent current Iu	1200 A
Rated service short-circuit breaking capacity (Ics)	IEC 60947-2: 75% Icu (30 kA) @ 525V AC @ 50/60Hz
Rated ultimate short-circuit breaking capacity (Icu)	IEC 60947-2: 85kA @ 220...230V AC, 50/60 Hz
Type of control element	Toggle
Type of electrical connection of main circuit	Screw connection
Voltage for reverse-fed circuit breaker, max	690V AC per IEC
Watt loss	Electronic type: 252 W
With integrated under voltage release	False
With switched-off indicator	False

Physical Characteristics

Mechanical

DIN rail (top hat rail) mounting optional	False
Degree of protection (IP)	IP40
Factory option	Shunt-trip, 110...127V AC @ 110...125V DC
Mechanical life operations	60 /h
Suitable for DIN rail (top hat rail) mounting	False
Vibration	2...13.2 Hz ±1 mm, 13.2...100 Hz ±0.7 G
Weight	21.39 lb

Construction

Device construction	Built-in device fixed built-in technique
Height	268 mm

Drawings

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

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

Click the Download CAD button below to view all file formats available for download.

Documents

Specifications and Technical Data General
140G-TD101

Product Cutsheet General
--

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

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

Link to Literature Library for Installation Instructions General
140G-IN068

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

General	Publication
Specifications and Technical Data	140G-TD101
Product Cutsheet	--
Breaker Wars: MCCB vs MPCB vs MCP vs MCB Podcast	--
Link to Literature Library for Selectivity Guide	140G-TD050
Link to Literature Library for Installation Instructions	140G-IN068
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

${name=UKCA DOC, link=http://literature.rockwellautomation.com/idc/groups/literature/documents/ct/140g-ct060_-en-e.pdf}$

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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