ABB A2A150TW Molded Case Circuit Breaker
- 150A
- 3 Pole
- Unit Mount
ABB
A2A150TW
Molded Case Circuit Breaker
Brand
ABB
SKU
A2A150TW
Quantity
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ABB A2A150TW - 150A 3 Pole Molded Case Circuit Breaker
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Quantity
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Description
Engineered for commercial and industrial applications, this 150A, 3-pole molded case circuit breaker belongs to ABB's Formula A2 frame family. It provides reliable overcurrent and short-circuit protection for demanding electrical distribution systems. This unit mounts into ABB ReliaGear RQ panelboards and serves as a functional replacement for legacy TQD32150 breakers. Rated for 10kAIC at 240VAC, it features a fixed thermal-magnetic trip unit and is reverse feedable for versatile installation.Specifications
| Brand | ABB |
|---|---|
| Series | Formula |
| Amperage | 150A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 10kA @ 240VAC, 10kA @ 250VDC |
| Frame Type | A2 |
|---|---|
| Terminal Type | Lugs |
| For Use With | ABB ReliaGear RQ Panelboards |
| 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, Rotary Handle, Lug Kits, DIN Rail Adapter |
|---|---|
| Accessories | Front Terminals Included |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CSA, IEC, UL |
| Temp Rating | -25C to 70C |
| Construction Features | Reverse Feed, HACR Rated, 50C Ambient Calibration |
Product FAQs
7 answersWhat legacy circuit breaker does the ABB A2A150TW replace?
The ABB A2A150TW serves as a functional replacement for the discontinued GE TQD32150 circuit breaker. It is designed to mount directly into ABB ReliaGear RQ panelboards.
Which panelboards are compatible with the ABB A2A150TW circuit breaker?
This breaker is designed for use in ABB ReliaGear RQ panelboards. It features a unit mount design for straightforward installation.
Can the ABB A2A150TW be reverse fed?
Yes, this circuit breaker is reverse feedable, allowing for versatile installation and wiring configurations in electrical distribution systems.
Does the ABB A2A150TW have an adjustable trip unit?
No, the A2A150TW features a fixed thermal and fixed magnetic trip unit. It provides long-time and instantaneous (LI) overcurrent protection with factory-set threshold values.
What field-installable accessories are compatible with the ABB A2A150TW?
The ABB Formula A2 frame supports a variety of accessories, including shunt trips, auxiliary switches, undervoltage releases, padlock attachments, and rotary handles.
Can the ABB A2A150TW be mounted on a DIN rail?
Yes, while it is primarily a unit mount breaker for panelboards, the A2A150TW can be installed in DIN rail enclosures using the appropriate ABB DIN rail adapter accessory.
What safety standards does the ABB A2A150TW meet?
This Formula A2 frame circuit breaker is built and tested to comply with UL 489, CSA C22.2 No. 5, and IEC 60947-2 standards for molded case circuit breakers.
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