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ABB A2A125TL-2 Molded Case Circuit Breaker
- 125A
- 2 Pole
- Unit Mount
ABB
A2A125TL-2
Molded Case Circuit Breaker
Brand
ABB
SKU
A2A125TL-2
Quantity
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ABB A2A125TL-2 - 125A 2 Pole Molded Case Circuit Breaker
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Description
Rated for 125A, the A2A125TL-2 is a 2-pole molded case circuit breaker from ABB's Formula A2 frame family. It delivers reliable thermal-magnetic overcurrent protection for 240VAC and 250VDC systems with a 10 kAIC interrupting capacity. This unit mount breaker installs into ReliaGear panelboards, DIN rail configurations, and OEM enclosures. It also functions as a functional replacement for discontinued TQD22125 breakers, though physical dimensions differ. Factory-installed lugs are included.Specifications
| Brand | ABB |
|---|---|
| Series | Formula |
| Amperage | 125A |
| Poles | 2 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 250VDC |
| Phase | 1 |
| AIC Rating | 10kA @ 240VAC, 10kA @ 250VDC |
| Frame Type | A2A |
|---|---|
| Terminal Type | Lugs |
| For Use With | ABB Formula Panelboards, ReliaGear Panelboards, OEM Enclosures, DIN Rail |
| Wire Gauge | 1 AWG - 250 kcmil (Cu/Al) |
| Max Wire | 250 kcmil |
| Min Wire | 1 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release, Padlock Attachment, Terminal Shields |
|---|---|
| Accessories | Lugs |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CSA, IEC, UL, cULus |
| Temp Rating | -25C to 70C |
| Construction Features | HACR Rated, Reverse Feed |
Product FAQs
6 answersWhat panelboards are compatible with the ABB A2A125TL-2 circuit breaker?
This breaker is designed for integration into ABB Formula and ReliaGear panelboards. It can also be utilized in custom OEM enclosures or DIN rail setups for control panels.
Can the ABB A2A125TL-2 replace older GE TQD breakers?
Yes, the A2A125TL-2 serves as a functional replacement for the discontinued GE TQD22125 circuit breaker. Note that the physical dimensions differ between the two frames, so verify your mounting space before installation.
Does the A2A125TL-2 breaker require separate lug kits for installation?
No, this unit mount breaker includes factory-installed lugs ready to accept 1 AWG to 250 kcmil copper or aluminum conductors.
Can the ABB A2A125TL-2 be mounted on a DIN rail?
Yes, while it is a unit mount breaker, the Formula A2 frame is compatible with DIN rail mounting configurations for industrial control panels and OEM enclosures.
Is the thermal-magnetic trip unit on the A2A125TL-2 adjustable?
No, this breaker features fixed thermal (long-time) and fixed magnetic (instantaneous) trip functions. It does not offer adjustable trip settings for field calibration.
What type of fault protection does the A2A125TL-2 provide?
Equipped with a thermal-magnetic trip unit, this breaker provides both long-time overload protection and instantaneous short-circuit protection for commercial and industrial systems.
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