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Eaton / Cutler-Hammer HFA3100 Molded Case Circuit Breaker
- 100A
- 3 Pole
- Bolt-On
Eaton / Cutler-Hammer
HFA3100
Molded Case Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
HFA3100
Quantity
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Eaton / Cutler-Hammer HFA3100 - 100A 3 Pole Molded Case Circuit Breaker
Re-Certified
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Description
Built for demanding commercial environments, the Eaton HFA3100 is a 100A, 3-pole molded case circuit breaker. It utilizes fixed thermal-magnetic trip units for reliable 600VAC protection. This bolt-on breaker mounts into Eaton Series C panelboards and motor control centers. It fits legacy H-Frame applications and is replaced by the HFD3100. Featuring 65kAIC at 240VAC and 25kAIC at 480VAC, it ensures safety during severe faults. The unit is HACR rated and approved for reverse feed.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | HFA3100 |
| Series | HFA |
| Amperage | 100A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 65kA @ 240VAC, 25kA @ 480VAC, 18kA @ 600VAC, 10kA @ 250VDC |
| Frame Type | HFA |
|---|---|
| Terminal Type | Lugs |
| For Use With | Eaton Series C Panelboards, Switchboards, Motor Control Centers |
| Wire Gauge | 14-1/0 AWG (Cu/Al) |
| 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 | Load Side Lugs Included |
| Standards | CSA C22.2 No. 5, NEMA AB-1, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, High Interrupting Capacity, Reverse Feed |
Product FAQs
5 answersWhat is the direct replacement for the legacy HFA3100?
The Eaton HFD3100 is the official factory replacement for the legacy HFA3100 circuit breaker.
Which panelboards are compatible with the HFA3100?
This bolt-on breaker is designed specifically to mount into Eaton Series C panelboards, switchboards, and motor control centers.
Can the HFA3100 be used in reverse feed applications?
Yes, this circuit breaker is approved for reverse feed installations.
Is the HFA3100 suitable for HVAC equipment?
Yes, the HFA3100 is HACR rated, making it certified for use with heating, air conditioning, and refrigeration systems.
What optional accessories are compatible with the HFA3100?
Available options for this breaker include shunt trips, auxiliary switches, undervoltage releases, and alarm switches.
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