Eaton / Cutler-HammerFS340050A
Free Shipping Over $99
Eaton / Cutler-Hammer FS320045A Molded Case Circuit Breaker
- 45A
- 3 Pole
- Unit Mount
Eaton / Cutler-Hammer
FS320045A
Molded Case Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
FS320045A
Quantity
Shop with Confidence
Add an extra year of protection in your cart.
Eaton / Cutler-Hammer FS320045A - 45A 3 Pole Molded Case Circuit Breaker
New
Quantity
Sold out
Quantity
Eaton / Cutler-Hammer FS320045A - 45A 3 Pole Molded Case Circuit Breaker
New
Quantity
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | FS320045A |
| Series | FS |
| Amperage | 45A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 22kA @ 240VAC, 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 |
Sold out
Quantity
Eaton / Cutler-Hammer FS320045A - 45A 3 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | FS320045A |
| Series | FS |
| Amperage | 45A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 22kA @ 240VAC, 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 |
Similar Items
Eaton / Cutler-HammerFS360040A
40A 3 Pole Molded Case Circuit Breaker
Eaton / Cutler-HammerFS320040A
40A 3 Pole Molded Case Circuit Breaker
Eaton / Cutler-HammerFS340040A
40A 3 Pole Molded Case Circuit Breaker
Description
Built to handle demanding electrical loads, the Eaton FS320045A is a 45A, 3-pole molded case circuit breaker from the Series C F-Frame lineup. It is designed for reliable power distribution in commercial facilities. The unit-mount configuration allows for secure installation into Eaton panelboards, switchboards, and motor control centers. For facility managers updating older equipment, this model is the predecessor to the newer FD3045 breaker.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | FS320045A |
| Series | FS |
| Amperage | 45A |
| Poles | 3 |
| Mounting Style | Unit Mount |
| Voltage | 240VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 22kA @ 240VAC, 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
6 answersWhat panels and equipment are compatible with the FS320045A?
This F-frame breaker is designed for use in Eaton Series C panelboards, switchboards, and motor control centers.
What type of wire can be used with the included lugs?
The standard line and load lugs accept 14 to 1/0 AWG copper or aluminum (Cu/Al) conductors.
Can the FS320045A be used in DC applications?
Yes, this breaker is rated for up to 250VDC with an interrupting capacity of 10kA.
What is the difference between the FS and FD series breakers?
The FS series is specifically rated for 240VAC maximum, whereas the FD series is rated for up to 600VAC. Both share the same physical F-frame dimensions and mountings.
What does the "LI" trip function code mean on this breaker?
The "LI" designation means the thermal-magnetic trip unit provides Long-Time (thermal overload) and Instantaneous (magnetic short-circuit) protection. Both settings are fixed on this model.
Does the FS320045A replace older Westinghouse F-frame breakers?
Yes, Eaton Series C F-frame breakers are direct physical replacements for legacy Westinghouse F-frame breakers with the same voltage and amperage ratings.
SuperClub
Join free. Get 500 SuperPoints.
Earn points on eligible purchases and redeem them at checkout.
100 SuperPoints = $1 off.
Warranties
Add an extra year of protection
60-Day Warranty
Your purchase includes 60 days of SuperBreakers warranty coverage.
Add a 1-year warranty extension in your cart.
Get a Quote
Don’t see what you’re looking for?
We source obsolete and hard-to-find parts every day.
Shipping
Free Shipping Policy
Parcel shipments with item value over $99 qualify for free economy shipping within the continental US. Please call to confirm special handling instructions. We do not charge a handling fee or require a minimum amount on any order. SuperBreakers does not ship on customer accounts.
Same Day Shipping
We strive to ship out your items the same day the order is placed. In rare circumstances SuperBreakers may reserve up to 5 business days to consolidate orders for complete shipment.
Expedited Shipments
Orders being shipped via Next Day Air, 2 Day Shipping or 3 Day Shipping must be received by 3 PM EST to guarantee same-day shipments. Expedited orders only ship on normal business days. Shipments will NOT be sent out on Saturdays and Sundays.
International Shipping
All International orders require a $1,000 minimum order threshold. Due to the special nature of these shipments, we require that these be placed with a SuperBreakers representative. Additional shipping and instructions will apply. All International Orders are Non-Cancel and Non-Refundable.
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
Search
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!