• Circuit Breaker
• Type Molded Case, Thermal Magnetic
• Frame Type GHB
• Voltage Rating 277/480 VAC at 50/60 Hz, 125/250 VDC
• Maximum AC Voltage Rating 480
• Maximum DC Voltage Rating 250
• Current Rating 20 Ampere at 40 Deg C
• Number of Poles 3
• Interrupting Rating 14 Kiloampere at 480 VAC Star/277 VAC/125/250 VDC
• Terminal Type Screw Type Clamp Line and Load Terminal
• Size 3 Inch W x 2.63 Inch D x 4 Inch H
• Approval UL 489, CSA
• Includes Line and Load Terminal, Non-Interchangeable Trip Unit
• Applicable Standard NEMA AB1, AS 2184, BS 4752, IEC 157-1, SABS 156, SEV 157-1, VDE 0660

Features / Benefits

• Patented Contact Design Features High Speed Blow-Open Action, Resulting in Superior Performance
• Circuit Breakers Significantly Outperform the Calculations Listed in the Institute of Electrical and Electronic Engineers (IEEE) Standard 1584-2002, Guide for Performing Arc Flash Hazard Calculations
• Choose from a Complete Family of Trip Units Including Thermal Magnetic, Electronic and Magnetic Only Switches
• 1 Year Warranty from the Date of Installation/18 Month Warranty from the Date of Shipment