Eaton / Cutler-Hammer HFDDC3225L Molded Case Circuit Breaker
- 225A
- 3 Pole
- Panel Mount
Eaton / Cutler-Hammer
HFDDC3225L
Molded Case Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
HFDDC3225L
Quantity
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Eaton / Cutler-Hammer HFDDC3225L - 225A 3 Pole Molded Case Circuit Breaker
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Description
Engineered for renewable energy applications, the Eaton HFDDC3225L is a 3-pole, 225A molded case circuit breaker. It belongs to the Series C family, delivering reliable thermal-magnetic protection for heavy-duty systems. This F-Frame breaker installs into Eaton Series C panelboards and solar combiner boxes. It features standard line and load lugs accommodating 4 AWG to 4/0 AWG wire. Rated 42kAIC at 600VAC and 600VDC, it is specifically DC and photovoltaic (PV) rated for solar setups.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | HFDDC3225L |
| Series | HFDDC |
| Amperage | 225A |
| Poles | 3 |
| Mounting Style | Panel Mount |
| Voltage | 600VAC, 250VDC, 600VDC |
| Phase | 3 |
| AIC Rating | 42kA @ 600VAC, 42kA @ 250VDC, 42kA @ 600VDC |
| Frame Type | HFDDC |
|---|---|
| Terminal Type | Lugs |
| For Use With | Eaton Series C Panelboards, Solar Combiner Boxes |
| Wire Gauge | 4 AWG - 4/0 AWG |
| Max Wire | 4/0 AWG |
| Min Wire | 4 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 Terminals |
| Standards | UL 489, UL 489B |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | Photovoltaic Rated, 50C Ambient Calibration, Reverse Feed, Non-Interchangeable Trip, High Interrupting Capacity |
Product FAQs
6 answersWhat does the "DC" in the HFDDC frame designation indicate?
The "DC" signifies that this breaker is specifically rated for direct current applications up to 600VDC, making it suitable for photovoltaic and solar combiner box installations.
What does the "L" suffix in the HFDDC3225L catalog number mean?
The "L" indicates that the breaker is supplied with factory-installed line and load terminals.
Which panelboards are compatible with the HFDDC3225L breaker?
This F-Frame breaker is designed to install into Eaton Series C panelboards as well as compatible solar combiner boxes.
What is the wire capacity for the line and load lugs on this breaker?
The factory-installed lugs accept wire gauges ranging from 4 AWG to 4/0 AWG.
Can this breaker be used to interrupt both AC and DC faults?
Yes, the thermal-magnetic trip unit is rated to interrupt faults up to 42kAIC at both 600VAC and 600VDC. Always verify the system voltage and available fault current before installation.
Are the thermal and magnetic trip settings adjustable on this model?
No, the HFDDC3225L features a fixed thermal and fixed magnetic trip unit. It provides standard long-time and instantaneous protection without external adjustment dials.
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