ABB / General ElectricTHFK236125
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Square D 997317 Molded Case Circuit Breaker
- 125A
- 3 Pole
- Bolt-On
Square D
997317
Molded Case Circuit Breaker
Brand
Square D
SKU
997317
Quantity
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Square D 997317 - 125A 3 Pole Molded Case Circuit Breaker
New
Quantity
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Quantity
Square D 997317 - 125A 3 Pole Molded Case Circuit Breaker
New
Quantity
| Brand | Square D |
|---|---|
| Part Number | 997317 |
| Series | 997 |
| Amperage | 125A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 480VAC, 600VAC |
| Phase | 3 |
| AIC Rating | 10kA @ 480VAC, 10kA @ 600VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Square D Type ML Panelboards |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release |
|---|---|
| Accessories | Load Side Lugs Included |
| Standards | UL 489 |
| Approval | UL |
| Temp Rating | 40°C |
Quantity
Square D 997317 - 125A 3 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
| Brand | Square D |
|---|---|
| Part Number | 997317-R |
| Series | 997 |
| Amperage | 125A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 480VAC, 600VAC |
| Phase | 3 |
| AIC Rating | 10kA @ 480VAC, 10kA @ 600VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Square D Type ML Panelboards |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release |
|---|---|
| Accessories | Load Side Lugs Included |
| Standards | UL 489 |
| Approval | UL |
| Temp Rating | 40°C |
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125A 3 Pole Molded Case Circuit Breaker
ABB / General ElectricTFK236125
125A 3 Pole Molded Case Circuit Breaker
125A 3 Pole Molded Case Circuit Breaker
Description
Part of Square D's legacy 99 Series, the 997317 is a 125-amp, three-pole molded case circuit breaker. Engineered for commercial and industrial applications, it provides reliable long-time and instantaneous (LI) trip functions to protect critical infrastructure. This unit installs into older Square D Type ML panelboards, making it an essential component for maintaining existing systems. It features a secure bolt-on mounting style, lug terminals, and a 10kAIC interrupt rating at 600VAC.Specifications
| Brand | Square D |
|---|---|
| Part Number | 997317 |
| Series | 997 |
| Amperage | 125A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 480VAC, 600VAC |
| Phase | 3 |
| AIC Rating | 10kA @ 480VAC, 10kA @ 600VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Square D Type ML Panelboards |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release |
|---|---|
| Accessories | Load Side Lugs Included |
| Standards | UL 489 |
| Approval | UL |
| Temp Rating | 40°C |
Product FAQs
4 answersWhich panelboards accept the Square D 997317 circuit breaker?
The 997317 is engineered specifically for use in legacy Square D Type ML panelboards. It is not compatible with modern NQ, NF, or I-Line panelboards.
Is the Square D 997317 still in active production?
No, the 997317 is part of the legacy 99 Series from Square D. It is primarily sourced to maintain and service existing Type ML panelboard infrastructure rather than for new installations.
How does the thermal-magnetic trip unit operate on the 997317?
The breaker features an LI trip profile. The thermal component provides long-time protection against sustained overloads, while the magnetic component delivers instantaneous tripping to clear short circuits.
What type of wire terminations are provided on the 997317?
The breaker is equipped with mechanical lugs on the load side for wire termination. Line side connections are made via the bolt-on mounting directly to the panelboard bus.
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