Eaton / Cutler-Hammer GI3020 Molded Case Circuit Breaker
- 20A
- 3 Pole
- Panel Mount
Quantity
Eaton / Cutler-Hammer GI3020 - 20A 3 Pole Molded Case Circuit Breaker
New
Quantity
Description
Designed for industrial power distribution, the Eaton GI3020 is a 20A, three-pole molded case circuit breaker. It provides robust long-time and instantaneous (LI) thermal-magnetic trip functions to safeguard machinery and control circuits. This G-frame device utilizes a universal panel mount configuration for flexible installation within Eaton Series C enclosures. It can be replaced by the newer GD3020 model.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Part Number | GI3020 |
| Series | GI |
| Amperage | 20A |
| Poles | 3 |
| Mounting Style | Panel Mount |
| Voltage | 240VAC, 480Y/277VAC, 480VAC, 415VAC, 125/250VDC |
| Phase | 3 |
| AIC Rating | 25kA @ 240VAC, 14kA @ 480Y/277VAC, 14kA @ 480VAC, 18kA @ 415VAC, 14kA @ 125/250VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Eaton Series C Enclosures, Control Panels, Machinery |
| 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, Padlock Attachment, DIN Rail Adapter |
|---|---|
| Accessories | Line and Load Lugs Included, Mounting Hardware |
| Standards | CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489 |
| Approval | CE, CSA, IEC, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Reverse Feed, Non-Interchangeable Trip |
Product FAQs
8 answersWhat is a compatible replacement for the GI3020 circuit breaker?
The Eaton GD3020 serves as a direct replacement for the GI3020. It fits the same Series C enclosures and motor control centers while offering a higher interrupting capacity.
What enclosures or panels accept the GI3020?
This panel mount breaker is designed for use with Eaton Series C enclosures, motor control centers, and compatible industrial machinery.
What wire sizes are compatible with the GI3020 lugs?
The included line and load lugs accept wire gauges ranging from 14 AWG up to 1/0 AWG.
Is the GI3020 circuit breaker reverse feed capable?
Yes, this breaker supports reverse feed applications, providing flexible wiring options for industrial machinery and control panels.
Can this breaker be used in direct current systems?
Yes, the GI3020 is rated for DC applications up to 125/250V DC, delivering a 14 kAIC interrupting capacity for those circuits.
Are the thermal and magnetic trip settings adjustable?
No, this breaker features a fixed thermal and fixed magnetic trip unit. It provides standard long-time and instantaneous protection without adjustable dials.
Can the trip unit on the GI3020 be swapped or upgraded?
No, the GI3020 has a non-interchangeable trip unit. The thermal and magnetic elements are permanently fixed within the breaker frame.
Is this breaker suitable for HVAC equipment?
Yes, Eaton Series C G-frame breakers are HACR rated, making them suitable for heating, air conditioning, and refrigeration applications.
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