Eaton GHB G-Frame Series C Circuit Breakers
The Eaton GHB series is a G-Frame Series C molded case circuit breaker rated 15A–100A at 480Y/277VAC. GHB breakers are 100%-rated and designed for commercial lighting and branch circuit protection in 277V systems. The AllBreakerSales.com catalog includes the complete GHB lineup from 15A to 100A. Request a written quote to confirm the required catalog number and current availability.
Series Specifications
| Frame | G-Frame 100A Series C — 100A Frame |
|---|---|
| Amperage Range | 15A – 100A |
| Voltage | 480Y/277VAC |
| Poles | 1-Pole, 2-Pole & 3-Pole |
| Interrupting Rating | 14kA @ 480Y/277V |
| Mounting | Bolt-On |
| Trip Type | Thermal Magnetic |
History and Replacement Context
The G-Frame Series C was introduced by Cutler-Hammer (now Eaton) as a compact, high-interrupting-capacity breaker for commercial and light industrial applications. GHB breakers replaced the older GB series and are widely installed in commercial office buildings.
Typical Applications
- Commercial lighting circuits (277V)
- Branch circuit protection
- Light industrial panelboards
- Office building distribution
- Retail facility branch circuits
Available Catalog Numbers
- GHB1015 — 15A, 1 pole, 480Y/277V
- GHB1020 — 20A, 1 pole, 480Y/277V
- GHB1025 — 25A, 1 pole, 480Y/277V
- GHB1030 — 30A, 1 pole, 480Y/277V
- GHB1035 — 35A, 1 pole, 480Y/277V
- GHB1040 — 40A, 1 pole, 480Y/277V
- GHB1045 — 45A, 1 pole, 480Y/277V
- GHB1050 — 50A, 1 pole, 480Y/277V
- GHB1060 — 60A, 1 pole, 480Y/277V
- GHB1070 — 70A, 1 pole, 480Y/277V
- GHB1080 — 80A, 1 pole, 480Y/277V
- GHB1090 — 90A, 1 pole, 480Y/277V
- GHB1100 — 100A, 1 pole, 480Y/277V
- GHB2015 — 15A, 2 pole, 480Y/277V
- GHB2020 — 20A, 2 pole, 480Y/277V
- GHB2025 — 25A, 2 pole, 480Y/277V
- GHB2030 — 30A, 2 pole, 480Y/277V
- GHB2035 — 35A, 2 pole, 480Y/277V
- GHB2040 — 40A, 2 pole, 480Y/277V
- GHB2045 — 45A, 2 pole, 480Y/277V