Catalogs > Industrial Controls Catalog > Motor Control, IEC > Molded Case Circuit Breakers > Bulletin 140U Product Line Overview
Bulletin 140U Product Line Overview
Catalog Number Explanation
Examples given in this section are for reference purposes. This basic explanation should not be used for product selection; not all combinations will produce a valid cat. no. Refer to the tables on the following pages for descriptions of options.
Complete Circuit Breaker Assemblies
| 140U | – | H | 6 | C | 3 | – | C50 | – | H | |||||
| a | b | c | d | e | f | g | h |
| a | b | c | d | |||||||
| Bulletin Number | Frame/Rating | Interrupting Rating / Breaking Capacity | Protection Type | |||||||
| Code | Description | Code | Description | Code | Description | Code | Description | |||
| 140U | Molded Case Circuit Breaker | H | 125 A | 2 | 20…29 kA | C | Fixed Thermal/Fixed Magnetic | |||
| J | 250 A | 3 | 30…39 kA | D | Fixed Thermal/Adjust Magnetic | |||||
| K | 400 A | 5 | 50…59 kA | E | Adjust Thermal/Fixed Magnetic | |||||
| L | 600 A | 6 | 60…69 kA | F | Adjust Thermal/Adjust Magnetic | |||||
| M | 800 A | 8 | 80…89 kA | G | Electronic (LSG — Long, short, ground fault) |
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| N | 1200 A | 0 | ³100 kA | H | Electronic (LSI — Long, short, high instant) |
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| I | Electronic (LSIG — Long, short, high instant, ground fault) |
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| L | Electronic (LS — Long and Short time) | |||||||||
| S | Molded Case Switch (Isolator) | |||||||||
| e | f | g | h | |||||||
| Poles | Current Range | Internal Control Modules | Voltage Code | |||||||
| Code | Description | Code | Description | Code | Description | See the following for voltage code descriptions: | ||||
| 1 | 1 poles | C | 10 rr. A | A | 1 Auxiliary contact | All frame sizes Internal Control Modules — Factory Installed For use with H-, J-, K-, L-, M-, and N-Frame Molded Case Circuit Breakers |
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| 2 | 2 poles | D | 100 rr0 A | B | 2 Auxiliary contacts | |||||
| 3 | 3 poles | E | 1000 rr00 A | D | 1 Alarm contact | |||||
| F | 1 Auxiliary + 1 Alarm contact | |||||||||
| G | Undervoltage release only | |||||||||
| P | Shunt trip only | |||||||||
| Control Module Combinations | ||||||||||
| Code | Description | |||||||||
| H | 1 Auxiliary contact + undervoltage release | |||||||||
| J | 2 Auxiliary contacts + undervoltage release | |||||||||
| L | 1 Auxiliary + 1 Alarm contact + undervoltage release | |||||||||
| N | 1 Alarm contact + undervoltage release | |||||||||
| Q | 1 Auxiliary contact + shunt trip | |||||||||
| R | 2 Auxiliary contacts + shunt trip | |||||||||
| T | 1 Auxiliary + 1 Alarm contact + shunt trip | |||||||||
| V | 1 Alarm contact + shunt trip | |||||||||
Examples given in this section are for reference purposes. This basic explanation should not be used for product selection; not all combinations will produce a valid cat. no. Refer to the tables on the following pages for descriptions of options.
Frames
| 140U | – | J | 3 | X | 3 | |||
| a | b | c | d | e |
| a | b | c | d | |||||||
| Bulletin Number | Frame/Rating | Interrupting Rating / Breaking Capacity | Protection Type | |||||||
| Code | Description | Code | Description | Code | Description | Code | Description | |||
| 140U | Molded Case Circuit Breaker | J | 250 A | 2 | 20…29 kA | X | Frame Only | |||
| K | 400 A | 3 | 30…39 kA | |||||||
| Q | 600 A | 5 | 50…59 kA | |||||||
| M | 800 A | 6 | 60…69 kA | |||||||
| 8 | 80…89 kA | |||||||||
| 0 | ³100 kA | |||||||||
| e | ||||||||||
| Poles | ||||||||||
| Code | Description | |||||||||
| 3 | 3 poles | |||||||||
Trip Units
| 140U | – | J | T | D | 3 | – | D25 | |||
| a | b | c | d | e | f |
| a | b | c | d | |||||||
| Bulletin Number | Frame/Rating | Trip Unit | Protection Type | |||||||
| Code | Description | Code | Description | Code | Description | Code | Description | |||
| 140U | Molded Case Circuit Breaker | J | 250 A | T | Trip Unit | C | Fixed Thermal/Fixed Magnetic | |||
| K | 400 A | D | Fixed Thermal/Adjust Magnetic | |||||||
| L | 600 A | E | Adjust Thermal/Fixed Magnetic | |||||||
| M | 800 A | F | Adjust Thermal/Adjust Magnetic | |||||||
| G | Electronic (LSG — Long, short, ground fault) |
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| H | Electronic (LSI — Long, short, high instant) |
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| I | Electronic (LSIG — Long, short, high instant, ground fault) |
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| L | Electronic (LS — Long and Short time) | |||||||||
| S | Molded Case Switch (isolator) | |||||||||
| e | f | |||||||||
| Poles | Current Range | |||||||||
| Code | Description | Code | Description | |||||||
| 3 | 3 poles | C | 10 rr. A | |||||||
| D | 100 rr0 A | |||||||||
| E | 1000 rr00 A | |||||||||