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Square D QO320EPD GFEP Miniature Circuit Breaker
- 20A
- 3 Pole
- Plug-On
Square D
QO320EPD
GFEP Miniature Circuit Breaker
Brand
Square D
SKU
QO320EPD
Quantity
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Square D QO320EPD - 20A GFEP Miniature Circuit Breaker
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20A GFEP Miniature Circuit Breaker
20A GFEP Miniature Circuit Breaker
Description
Engineered for commercial and industrial applications, this 20A equipment protection device provides 30mA ground fault sensing. It installs into standard Square D QO load centers and NQ panelboards using a simple plug-on configuration. Featuring the signature Visi-Trip indicator for rapid fault identification, this thermal-magnetic unit guards machinery against damaging low-level electrical leaks while maintaining a 10kAIC rating.Specifications
| Brand | Square D |
|---|---|
| Part Number | QO320EPD |
| Series | QO |
| Amperage | 20A |
| Poles | 3 |
| Mounting Style | Plug-On |
| Voltage | 240VAC |
| Phase | 3 |
| AIC Rating | 10kA @ 240VAC |
| Terminal Type | Pressure Plate |
|---|---|
| For Use With | QO Load Centers, NQ Panelboards |
| Wire Gauge | 14-8 AWG (Cu), 12-8 AWG (Al) |
| Max Wire | 8 AWG |
| Min Wire | 14 AWG (Cu), 12 AWG (Al) |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LIG |
| Trip Function | Long-Time, Instantaneous, Ground Fault |
| Trip Adjustability | Fixed |
| Special Classification | GFEP |
|---|---|
| Available Options | Padlock Attachment, Shunt Trip, Auxiliary Switch, Alarm Switch |
| Accessories | Pigtail Neutral |
| Standards | UL 1053, UL 489, CSA C22.2 No. 5 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | Visual Trip Indicator, HACR Rated |
Product FAQs
5 answersWhich electrical panels accept the QO320EPD breaker?
This plug-on breaker is designed for use in Square D QO load centers and NQ panelboards.
What is the ground fault trip level for this EPD breaker?
This Equipment Protection Device (EPD) is designed to trip at a 30 mA ground fault level. It provides equipment protection rather than the 5 mA personnel protection offered by standard GFI breakers.
Is there a bolt-on version of this 20A EPD breaker?
Yes, the QOB320EPD is the bolt-on equivalent used for NQ panelboards that require a bolted connection.
How many panel spaces does the QO320EPD require?
This 3-pole breaker requires three standard spaces in a compatible QO load center or NQ panelboard.
How is the neutral connection made for the ground fault protection?
This breaker features a pigtail neutral wire that must be connected directly to the panel neutral bus bar to ensure the equipment protection circuitry functions correctly.
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