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Square D JJL36250U31X Circuit Breaker
- 250
- 3 Pole
- Unit
Square D
JJL36250U31X
Circuit Breaker
Brand
Square D
SKU
JJL36250U31X
Quantity
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Square D JJL36250U31X 3 Pole Circuit Breaker
Re-Certified
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Square D JJL36250U31X 3 Pole Circuit Breaker
New
Quantity
| Brand | Square D |
|---|---|
| Part Number | JJL36250U31X |
| Series | PowerPacT J |
| Amperage | 250 A |
| Poles | 3 |
| Mounting Style | Unit |
| Voltage | 600VAC |
| Phase | 3 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC |
| Amperage Range | 70-250A |
|---|
| Frame Type | J |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D J-Frame Enclosures, Switchboards, Motor Control Centers |
| Wire Gauge | AWG 3/0 to 350KCmil, Al/Cu |
| Max Wire | 350 kcmil |
| Min Wire | 3/0 AWG |
| Trip Technology | Electronic Trip |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Adjustable |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Motor Operator, Rotary Handle, Padlock Attachment |
|---|---|
| Standards | RoHS, HACR |
| Approval | UL, CSA, CE, NEMA, NOM, IEC |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Visual Trip Indicator, True RMS Sensing |
Quantity
Square D JJL36250U31X 3 Pole Circuit Breaker
Re-Certified
Quantity
| Brand | Square D |
|---|---|
| Series | PowerPacT J |
| Amperage | 250 A |
| Poles | 3 |
| Mounting Style | Unit |
| Voltage | 600VAC |
| Phase | 3 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC |
| Amperage Range | 70-250A |
|---|
| Frame Type | J |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D J-Frame Enclosures, Switchboards, Motor Control Centers |
| Wire Gauge | AWG 3/0 to 350KCmil, Al/Cu |
| Max Wire | 350 kcmil |
| Min Wire | 3/0 AWG |
| Trip Technology | Electronic Trip |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Adjustable |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Motor Operator, Rotary Handle, Padlock Attachment |
|---|---|
| Standards | RoHS, HACR |
| Approval | UL, CSA, CE, NEMA, NOM, IEC |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Visual Trip Indicator, True RMS Sensing |
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Description
Square D JJL36250U31X 3 Pole Circuit Breaker
The Square D JJL36250U31X is a 3 Pole solid state molded case circuit breaker with a current rating of 250 Amps and a voltage rating of 600VAC. It has an interrupting rating of 25kAIC at 600VAC. The JJL36250U31X has a unit mounting type and includes long time and instantaneous trip functions.
Specifications
| Brand | Square D |
|---|---|
| Series | PowerPacT J |
| Amperage | 250 A |
| Poles | 3 |
| Mounting Style | Unit |
| Voltage | 600VAC |
| Phase | 3 |
| AIC Rating | 100kA @ 240VAC, 65kA @ 480VAC, 25kA @ 600VAC |
| Amperage Range | 70-250A |
|---|
| Frame Type | J |
|---|---|
| Terminal Type | Lugs |
| For Use With | Square D J-Frame Enclosures, Switchboards, Motor Control Centers |
| Wire Gauge | AWG 3/0 to 350KCmil, Al/Cu |
| Max Wire | 350 kcmil |
| Min Wire | 3/0 AWG |
| Trip Technology | Electronic Trip |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Adjustable |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Motor Operator, Rotary Handle, Padlock Attachment |
|---|---|
| Standards | RoHS, HACR |
| Approval | UL, CSA, CE, NEMA, NOM, IEC |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Current Limiting, Visual Trip Indicator, True RMS Sensing |
Product FAQs
8 answersWhat does the U31X suffix mean in the JJL36250U31X catalog number?
The U31X suffix indicates the breaker is equipped with a MicroLogic 3.2 electronic trip unit. This provides adjustable Long-Time and Instantaneous (LI) overcurrent protection.
Is the JJL36250U31X compatible with Square D I-Line panelboards?
No, the JJL36250U31X is a unit-mount breaker configured with feed-thru lugs. For I-Line plug-in panelboard applications, the equivalent breaker is the JJA36250U31X.
What wire sizes are accepted by the lugs on this J-frame breaker?
The standard factory lugs on the JJL36250U31X accept aluminum or copper wire ranging from 3/0 AWG to 350 kcmil.
Does the MicroLogic 3.2 trip unit on this breaker include ground-fault protection?
No, the U31X trip unit configuration provides only Long-Time and Instantaneous (LI) protection. It does not include Short-Time (S) or Ground-Fault (G) protection functions.
What equipment is the JJL36250U31X designed to be installed in?
This unit-mount breaker is designed for installation in Square D J-frame enclosures, switchboards, and motor control centers.
Is the JJL36250U31X rated for 80 percent or 100 percent continuous current?
This standard PowerPacT J-frame breaker is rated for 80 percent continuous current.
Can the trip settings on the JJL36250U31X be adjusted?
Yes, the MicroLogic 3.2 electronic trip unit features adjustable dial settings for both the Long-Time pickup and Instantaneous pickup, allowing for precise coordination with other protective devices.
Are the line and load lugs included with the JJL36250U31X?
Yes, this unit-mount breaker comes standard with mechanical lugs on both the line and load sides for feed-thru wire connections.
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