Eaton Thermal-Magnetic Circuit Breaker 30A Two-Pole 277/480V 14kAIC GHQ Series

Eaton Thermal-Magnetic Circuit Breaker 30A Two-Pole 277/480V 14kAIC GHQ Series

Professional Electrical Circuit Protection Equipment

The Eaton GHQ Series Thermal-Magnetic Circuit Breaker delivers exceptional electrical power management and control performance for commercial and industrial electrical systems. This 30 ampere, 277/480 volt two-pole thermal-magnetic circuit breaker provides reliable electrical protection designed for professional electricians, electrical contractors, and facility managers, offering the proven reliability and advanced technology that professionals trust from the global leader in intelligent power management.

Professional Features & Benefits

Electrical Protection Performance

• 30 Ampere Current Rating - Provides precise overcurrent protection for medium-duty commercial and industrial electrical circuits with reliable thermal-magnetic trip operation
• 277/480 Volt Rating - Engineered for three-phase commercial and industrial electrical systems with superior voltage handling capability and electrical isolation
• 14 kAIC Interrupt Rating - Delivers robust short-circuit interrupting capacity for safe fault current clearing in demanding electrical environments
• Two-Pole Configuration - Simultaneous protection of both conductors with common trip mechanism ensuring coordinated electrical system protection

Thermal-Magnetic Technology

• Dual Protection Mechanism - Combines thermal overload protection with magnetic short-circuit protection for comprehensive electrical fault detection
• GHQ Series Design - Eaton's proven circuit breaker platform engineered for commercial and industrial electrical distribution systems
• Professional Installation - Standard mounting configuration compatible with electrical panels and switchgear applications

Technical Specifications

Current Rating: 30 Amperes, Voltage Rating: 277/480 Volts, Interrupt Rating: 14 kAIC, Pole Configuration: Two-Pole, Trip Type: Thermal-Magnetic, Series: GHQ, Application: Commercial and Industrial Electrical Systems

Installation & Usage

1. Verify electrical system compatibility with 30A rating and 277/480V specifications before installation
2. Ensure proper electrical panel or switchgear mounting configuration for two-pole circuit breaker
3. Connect conductors to circuit breaker terminals following NEC guidelines and manufacturer torque specifications
4. Test circuit breaker operation and verify proper thermal-magnetic trip function
5. Label circuit identification and maintain electrical system documentation
6. Schedule regular electrical system inspection and circuit breaker testing per electrical codes

Professional Applications

Ideal for:

• Commercial Electrical Systems - Office buildings, retail facilities, and commercial electrical distribution panels requiring reliable overcurrent protection
• Industrial Power Distribution - Manufacturing facilities, processing plants, and industrial electrical systems with 277/480V three-phase power
• Motor Control Centers - Protection for industrial motors, pumps, and mechanical equipment in commercial and industrial applications
• Electrical Switchgear - Integration into switchgear assemblies and electrical distribution equipment for facility power management
• HVAC Electrical Systems - Protection for commercial heating, ventilation, and air conditioning electrical circuits and equipment
• Lighting Control Systems - Commercial and industrial lighting circuits requiring 277V single-phase or 480V three-phase protection
• Electrical Safety Systems - Critical electrical protection for emergency power systems and life safety electrical equipment
• Power Distribution Panels - Main and sub-panel applications in commercial buildings and industrial facilities

Thermal-Magnetic Protection Advantage

Eaton's thermal-magnetic circuit breaker technology provides dual-mode electrical protection combining thermal elements for overload conditions with magnetic elements for short-circuit faults. This proven protection method ensures reliable electrical system safety with precise trip characteristics, making it ideal for commercial and industrial electrical applications where consistent performance and electrical code compliance are essential.

Why Choose Eaton Quality?

With over a century of electrical power management innovation, Eaton delivers the quality, reliability, and electrical safety performance that professional electricians, electrical contractors, and facility managers trust worldwide. Our GHQ series circuit breakers meet rigorous UL and CSA electrical safety standards, providing the dependable electrical protection and intelligent power management solutions that keep commercial and industrial electrical systems operating safely and efficiently.