Eaton QB GFCI Circuit Breaker 50A Two-Pole 120/240V Ground Fault Protection System

Eaton QB GFCI Circuit Breaker 50A Two-Pole 120/240V Ground Fault Protection System

Professional Ground Fault Protection with 5 mA Trip Sensitivity

The Eaton QB GFCI Circuit Breaker delivers reliable ground fault protection for residential and commercial electrical systems. This two-pole, 50-amp unit operates at 120/240V with common trip functionality and features 5 mA trip sensitivity for enhanced safety. The bolt-on mounting design ensures secure installation in compatible electrical panels, while UL 489 certification and HACR rating provide professional-grade reliability for HVAC and general electrical applications.

Professional Features & Benefits

• 50-Amp Rating: Handles substantial electrical loads for major appliances and equipment with reliable overcurrent protection.
• 5 mA Trip Sensitivity: Provides enhanced ground fault detection for superior electrical safety and code compliance.
• Two-Pole Common Trip: Ensures simultaneous disconnection of both conductors for complete circuit isolation and safety.
• 10 kAIC Interrupt Rating: Safely interrupts fault currents up to 10,000 amperes for robust electrical system protection.
• UL 489 Certified: Meets rigorous safety standards for molded case circuit breakers and professional electrical installations.
• HACR Rated: Specifically approved for heating, air conditioning, and refrigeration equipment applications.
• Bolt-On Mounting: Secure mechanical connection ensures reliable panel installation and long-term performance.

Technical Specifications

• Amperage Rating: 50 A
• Catalog Notes: HACR rated
• Certifications: UL 489
• Circuit Breaker Type: QBGF
• Department: Electrical
• Interrupt Rating: 10 kAIC
• Mounting Method: Bolt-on
• Number Of Poles: Two-pole
• Product Group: Electrical
• Product Height: 2 in
• Product Length Depth: 6.5 in
• Product Subgroup: Circuit Breaker
• Product Type: Gfci Circuit Breaker
• Product Weight: .8 lb
• Product Width: 3.5 in
• Special Features: 5 mA Trip Sensitivity
• Trip Rating: 5 mA trip sensitivity
• Trip Type: Common trip
• Voltage Rating: 120/240 V
• Wire Size: #6�4 Al

Installation & Operation

1. Mount the unit in a suitable location with appropriate clearance and access for connections and service.
2. Connect utility and load conductors following applicable guidelines and the manufacturer's instructions.
3. Wire generator or power input according to the provided voltage/phase specifications and compatible capacity.
4. Configure any available load management or control features as supported by the provided specifications.
5. Test automatic transfer or operational functionality and verify proper performance before placing into service.
6. Complete final inspection and follow ongoing maintenance practices appropriate to the product category.

Professional Applications

• Residential electrical panels requiring ground fault protection for major appliances
• Commercial facilities with 50-amp electrical loads and safety requirements
• HVAC system installations requiring HACR-rated circuit protection
• Industrial applications needing reliable ground fault detection and overcurrent protection
• Electrical service upgrades requiring enhanced safety features and code compliance
• Multi-unit properties with substantial electrical loads and ground fault protection needs

Why Choose Eaton Quality?

Eaton QB GFCI circuit breakers combine proven reliability with advanced ground fault protection technology. UL 489 certification ensures compliance with rigorous safety standards, while the compact 2" x 3.5" x 6.5" design and lightweight .8 lb construction facilitate professional installation. The HACR rating specifically qualifies this breaker for heating, air conditioning, and refrigeration applications, making it an ideal choice for comprehensive electrical system protection.