ABB / Trumbull AT27200 Molded Case Circuit Breaker
- 200A
- 2 Pole
- Bolt-On
Quantity
ABB / Trumbull AT27200 - 200A 2 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
Description
Sourced for commercial and industrial applications, the AT27200 provides reliable thermal-magnetic protection for aging electrical infrastructure. This 200A component ensures continued operation of established facilities. Installation is straightforward for Trumbull and GE A-Series panelboards, offering a seamless bolt-on connection. It serves as an authentic substitute for discontinued models, cross-referencing with TFK226200 units.Specifications
| Brand | ABB / Trumbull |
|---|---|
| Part Number | AT27200-R |
| Series | Type AT |
| Amperage | 200A |
| Poles | 2 |
| Mounting Style | Bolt-On |
| Voltage | 600VAC, 250VDC |
| Phase | 1 |
| AIC Rating | 25kA @ 240VAC, 14kA @ 480VAC, 10kA @ 600VAC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Trumbull / GE Legacy Panelboards, GE A-Series Panelboards |
| Wire Gauge | 1 AWG - 300 kcmil (Al/Cu) |
| Max Wire | 300 kcmil |
| Min Wire | 1 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Accessories | Lugs Not Included |
|---|---|
| Standards | UL 489, NEMA AB-1 |
| Approval | UL |
| Temp Rating | 40C |
Product FAQs
5 answersWhich panelboards accept the AT27200 circuit breaker?
This bolt-on breaker is designed to fit Trumbull and GE legacy panelboards, as well as GE A-Series panelboards.
What legacy circuit breaker does the AT27200 replace?
The AT27200 serves as a direct replacement for the obsolete GE TFK226200, maintaining the same 200A, 2-pole, bolt-on footprint for legacy panelboards.
What wire sizes are compatible with the lugs on the AT27200?
The standard lugs on this breaker accept aluminum or copper wire ranging from 1 AWG up to 300 kcmil, providing flexibility for various 200A feeder installations.
Can the AT27200 be used in DC applications?
Yes, in addition to its AC ratings, the AT27200 is rated for use in DC systems up to 250VDC.
Are the trip settings on the AT27200 adjustable?
No, this breaker features a fixed thermal-magnetic trip unit. Both the long-time (thermal) and instantaneous (magnetic) trip functions are factory-set and cannot be adjusted in the field.
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