| Number of poles |
3
|
|---|---|
| Number of auxiliary contacts as change-over contact |
2
|
| With integrated under voltage release |
False
|
| Integrated earth fault protection |
True
|
| Complete device with protection unit |
True
|
| Rated permanent current Iu |
1200 A
|
| Type of control element |
Toggle
|
| Rated impulse withstand voltage (Uimp) |
8 kV
|
| Frame size |
1200 A
|
| Current range |
100% MCCB
|
| Voltage for reverse-fed circuit breaker, max |
690V AC per IEC
|
| Watt loss |
Electronic type: 252 W
|
| Insulation voltage (Ui) |
Rated 1000V per IEC
|
| Protection type—Electronic I (lnstantaneous trip units, 80 % continuous rated) |
I3 = 1.5...15 x In (OFF, 1800...18000 A)
|
| Protection type—Electronic I (lnstantaneous trip units, 100 % continuous rated) |
I3 = 1.5...15 x In (OFF, 1800...18000 A)
|
| Electrical life cycle |
60 ops/hr @ 415V AC
|
| Operating current (In), max |
980A @ 70°C (158 ˚F) per IEC (Molded case switch rated current)
|
| Interrupting rating |
65kA @ 240V AC, 50/60 Hz per NEMA, UL, CSA
|
| Rated ultimate short-circuit breaking capacity (Icu) |
IEC 60947-2: 85kA @ 220...230V AC, 50/60 Hz
|
| Rated service short-circuit breaking capacity (Ics) |
IEC 60947-2: 75% Icu (30 kA) @ 525V AC @ 50/60Hz
|
| 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 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 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 LSIG-long and short time, high instantaneous, ground fault
|
| 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
|
| 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 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 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
|
| Suitable for DIN rail (top hat rail) mounting |
False
|
|---|---|
| DIN rail (top hat rail) mounting optional |
False
|
| Degree of protection (IP) |
IP40
|
| Weight |
21.39 lb
|
| Mechanical life operations |
60 /h
|
| Vibration |
2...13.2 Hz ±1 mm, 13.2...100 Hz ±0.7 G
|
| Factory option |
2 NO/NC auxiliary, 24V AC/DC
|
| Height |
268 mm
|
|---|---|
| Device construction |
Built-in device fixed built-in technique
|
| Width |
210 mm
|
|---|---|
| Depth |
154 mm
|
| Storage temperature |
-40 °F
|
| Wire temperature rating |
Al or Cu 75 °C
|
| 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
|
| Ambient temperature without derating |
104 °F
|
| Drawings | |
|---|---|
| 3-Dimensional STEP model (STP) | Download (ZIP) |
| 2-Dimensional Drawing (PDF) | Download (PDF) |
| 3D Model Drawing (PDF) | Download (PDF) |
| Product Drawing | Drawing (DXF) |
| Product Drawing | Drawing (DWG) |
| Drawings |
|---|
| 3-Dimensional STEP model (STP) Download (ZIP) |
| 2-Dimensional Drawing (PDF) Download (PDF) |
| 3D Model Drawing (PDF) Download (PDF) |
| Product Drawing Drawing (DXF) |
| Product Drawing Drawing (DWG) |
Sign in to your Rockwell Automation account to view and download technical drawings.
Sign In
| General | Publication |
|---|---|
| Product Cutsheet | -- |
| Link to Literature Library for Selectivity Guide | 140G-TD050 |
| Link to Literature Library for Installation Instructions | 140G-IN068 |
| Breaker Wars: MCCB vs MPCB vs MCP vs MCB Podcast | -- |
| 140G Specifications and Technical Data | 140G-TD101 |
| 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.
Search the Literature Library
| Technotes |
|---|
Looking for more Technotes?
Find questions and answers from Rockwell Automation technical experts for this product in our Knowledgebase.
Search Knowledgebase
Technical Specifications
| Number of poles |
3
|
|---|---|
| Number of auxiliary contacts as change-over contact |
2
|
| With integrated under voltage release |
False
|
| Integrated earth fault protection |
True
|
| Complete device with protection unit |
True
|
| Rated permanent current Iu |
1200 A
|
| Type of control element |
Toggle
|
| Rated impulse withstand voltage (Uimp) |
8 kV
|
| Frame size |
1200 A
|
| Current range |
100% MCCB
|
| Voltage for reverse-fed circuit breaker, max |
690V AC per IEC
|
| Watt loss |
Electronic type: 252 W
|
| Insulation voltage (Ui) |
Rated 1000V per IEC
|
| Protection type—Electronic I (lnstantaneous trip units, 80 % continuous rated) |
I3 = 1.5...15 x In (OFF, 1800...18000 A)
|
| Protection type—Electronic I (lnstantaneous trip units, 100 % continuous rated) |
I3 = 1.5...15 x In (OFF, 1800...18000 A)
|
| Electrical life cycle |
60 ops/hr @ 415V AC
|
| Operating current (In), max |
980A @ 70°C (158 ˚F) per IEC (Molded case switch rated current)
|
| Interrupting rating |
65kA @ 240V AC, 50/60 Hz per NEMA, UL, CSA
|
| Rated ultimate short-circuit breaking capacity (Icu) |
IEC 60947-2: 85kA @ 220...230V AC, 50/60 Hz
|
| Rated service short-circuit breaking capacity (Ics) |
IEC 60947-2: 75% Icu (30 kA) @ 525V AC @ 50/60Hz
|
| 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 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 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 LSIG-long and short time, high instantaneous, ground fault
|
| 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
|
| 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 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 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
|
| Suitable for DIN rail (top hat rail) mounting |
False
|
|---|---|
| DIN rail (top hat rail) mounting optional |
False
|
| Degree of protection (IP) |
IP40
|
| Weight |
21.39 lb
|
| Mechanical life operations |
60 /h
|
| Vibration |
2...13.2 Hz ±1 mm, 13.2...100 Hz ±0.7 G
|
| Factory option |
2 NO/NC auxiliary, 24V AC/DC
|
| Height |
268 mm
|
|---|---|
| Device construction |
Built-in device fixed built-in technique
|
| Width |
210 mm
|
|---|---|
| Depth |
154 mm
|
| Storage temperature |
-40 °F
|
| Wire temperature rating |
Al or Cu 75 °C
|
| 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
|
| Ambient temperature without derating |
104 °F
|
Drawings
| Drawings | |
|---|---|
| 3-Dimensional STEP model (STP) | Download (ZIP) |
| 2-Dimensional Drawing (PDF) | Download (PDF) |
| 3D Model Drawing (PDF) | Download (PDF) |
| Product Drawing | Drawing (DXF) |
| Product Drawing | Drawing (DWG) |
| Drawings |
|---|
| 3-Dimensional STEP model (STP) Download (ZIP) |
| 2-Dimensional Drawing (PDF) Download (PDF) |
| 3D Model Drawing (PDF) Download (PDF) |
| Product Drawing Drawing (DXF) |
| Product Drawing Drawing (DWG) |
Sign in to your Rockwell Automation account to view and download technical drawings.
Sign In
Documents
|
Product Cutsheet
General
-- |
|
Link to Literature Library for Selectivity Guide
General
140G-TD050 |
|
Link to Literature Library for Installation Instructions
General
140G-IN068 |
|
Breaker Wars: MCCB vs MPCB vs MCP vs MCB Podcast
General
-- |
|
140G Specifications and Technical Data
General
140G-TD101 |
|
140g-td102_-en-p
Technical Data
140G-TD102 |
| General | Publication |
|---|---|
| Product Cutsheet | -- |
| Link to Literature Library for Selectivity Guide | 140G-TD050 |
| Link to Literature Library for Installation Instructions | 140G-IN068 |
| Breaker Wars: MCCB vs MPCB vs MCP vs MCB Podcast | -- |
| 140G Specifications and Technical Data | 140G-TD101 |
| 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.
Search the Literature Library
Accessories
Alternative Products
Technotes
| Technotes |
|---|
Looking for more Technotes?
Find questions and answers from Rockwell Automation technical experts for this product in our Knowledgebase.
Search Knowledgebase
Copyright ©2026 Rockwell Automation, Inc.