Eaton / Cutler-Hammer GHQ2030 Molded Case Circuit Breaker
- 30A
- 2 Pole
- Bolt-On
Eaton / Cutler-Hammer
GHQ2030
Molded Case Circuit Breaker
Brand
Eaton / Cutler-Hammer
SKU
GHQ2030
Quantity
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Eaton / Cutler-Hammer GHQ2030 - 30A 2 Pole Molded Case Circuit Breaker
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Description
Part of the Series C family, the Eaton GHQ2030 is a 30A, two-pole molded case circuit breaker built for commercial electrical systems. It delivers dependable thermal-magnetic branch circuit protection for 480Y/277VAC applications. This G-frame breaker features a bolt-on mounting style, fitting seamlessly into Eaton Pow-R-Line C, Pow-R-Line 2X, and legacy Westinghouse panelboards. It can be substituted with the GHB2030 model. Rated at 14kAIC, the unit is HACR rated for HVAC equipment.Specifications
| Brand | Eaton / Cutler-Hammer |
|---|---|
| Series | GHQ |
| Amperage | 30A |
| Poles | 2 |
| Mounting Style | Bolt-On |
| Voltage | 480Y/277VAC, 120/240VAC |
| Phase | 1 |
| AIC Rating | 14kA @ 480Y/277VAC, 14kA @ 120/240VAC |
| Frame Type | GHQ |
|---|---|
| Terminal Type | Lugs |
| For Use With | Eaton Pow-R-Line C Panelboards, Eaton Pow-R-Line 2X Panelboards, Westinghouse Panelboards |
| 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, Alarm Switch |
|---|---|
| Accessories | Load Clip |
| Standards | CSA C22.2 No. 5, IEC 60947-2, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, HID Rated, Reverse Feed, Non-Interchangeable Trip |
Product FAQs
7 answersWhich panelboards are compatible with the GHQ2030 circuit breaker?
The GHQ2030 is designed for use in Eaton Pow-R-Line C, Pow-R-Line 2X, PRL1a, PRL2a, and PRL3E panelboards, as well as legacy Westinghouse panelboards that accept bolt-on G-frame breakers.
Can the GHQ2030 be used as an alternative to GHB series breakers?
Yes, the GHQ2030 provides a comparable alternative to the GHB2030 for 277/480VAC branch applications in compatible Eaton and Cutler-Hammer panelboards.
How does the GHQ2030 connect to the panelboard bus?
This breaker features a bolt-on connection. It bolts directly to the panelboard bus to provide a secure, vibration-resistant connection commonly required in commercial and industrial electrical systems.
What wire sizes do the lugs on the GHQ2030 accept?
The standard lugs on this breaker accommodate wire sizes ranging from 14 AWG to 1/0 AWG. Always verify the specific torque requirements printed on the breaker faceplate before terminating the conductors.
Is the GHQ2030 suitable for reverse feed applications?
Yes, Eaton G-frame circuit breakers, including the GHQ2030, are suitable for reverse feed use.
Is the GHQ2030 HACR rated for HVAC equipment?
Yes, this breaker is HACR rated, making it suitable for use with heating, air conditioning, and refrigeration equipment that requires this specific branch circuit protection.
How does the GHQ2030 protect against overcurrents?
It utilizes a fixed thermal-magnetic trip unit with long-time and instantaneous (LI) functions to protect against both sustained overloads and sudden short circuits. The contacts feature a high-speed blow-open action for rapid fault clearing.
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