Eaton / Cutler-HammerFS320020A
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Eaton / Cutler-Hammer FS340020A Molded Case Circuit Breaker
- 20A
- 3 Pole
- Unit Mount
Eaton / Cutler-Hammer
FS340020A
Molded Case Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
FS340020A
Quantity
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Eaton / Cutler-Hammer FS340020A - 20A 3 Pole Molded Case Circuit Breaker
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Description
Built for demanding industrial environments, the Eaton FS340020A is a 3-pole, 20A molded case circuit breaker from the proven Series C family. It utilizes fixed thermal and magnetic trip elements to defend commercial electrical systems. Designed for unit mounting, this F-Frame breaker integrates easily into Eaton panelboards and motor control centers. It effectively replaces older EHD3020, FD3020, and FDB3020 units while maintaining standard 14 kAIC interrupting capacity at 480VAC.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | FS340020A-R |
| Series | FS |
| Amperage | 20A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 480VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 22kA @ 240VAC, 14kA @ 480VAC, 10kA @ 250VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Eaton Series C Panelboards, Switchboards, Motor Control Centers |
| Wire Gauge | 14-1/0 AWG |
| Max Wire | 1/0 AWG |
| Min Wire | 14 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, Alarm Switch |
|---|---|
| Accessories | Line and Load Lugs Included |
| Standards | CSA C22.2 No. 5, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Reverse Feed, Non-Interchangeable Trip, HID Rated |
Product FAQs
9 answersCan the FS340020A be reverse fed?
Yes, this Series C F-frame thermal-magnetic breaker is suitable for reverse feed applications.
Does this breaker include terminal lugs?
Yes, it comes complete with factory-installed line and load side lug terminals that accept 14 to 1/0 AWG wire.
How does this breaker mount inside an enclosure?
The FS340020A is a unit-mount, feed-thru breaker. It secures directly to a backpan or mounting plate using screws, rather than plugging or bolting onto a panelboard busbar.
What equipment is this breaker designed to fit?
It is compatible with Eaton Series C panelboards, switchboards, and motor control centers that accept F-frame unit-mount breakers.
Can this breaker replace older Cutler-Hammer F-frame models?
Yes, the FS340020A can effectively replace older EHD3020, FD3020, and FDB3020 unit-mount breakers while maintaining a 14 kAIC rating at 480VAC.
Is this breaker suitable for HVAC equipment?
Yes, this breaker is HACR rated, making it suitable for heating, air conditioning, and refrigeration motor group applications.
Can it be used for lighting circuits?
Yes, as a 20A F-frame breaker, it is HID (High Intensity Discharge) rated for specialized lighting applications.
Can this breaker be used in DC applications?
Yes, it carries a 250VDC rating with a 10 kAIC interrupting capacity, making it suitable for direct current circuits.
Does this breaker have an adjustable trip setting?
No, it features a non-interchangeable trip unit with fixed thermal and fixed magnetic (LI) trip functions.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 1 review.
Total 5 star reviews: 1 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
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Rating
1 review
- AOAnthony O.ReviewingEaton / Cutler-Hammer FS340020A - 20A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars11/18/21Circuit Breaker Purchase
All circuit breakers were shipped in a timely manner with no mistakes. Thank You!