• Overload Relay Heater
• Trip Type Thermal, Fast
• Motor FLA 20.9 to 22.9 Ampere
• NEMA Size 3, 4 (Enclosed)
• Approval UL, CSA
• Used On Type A and B Overload Relay

Features / Benefits

• Heater Coils are Rated to Protect 40 Deg C Rise Motors, and Open and Dripproof Motors having a Service Factor of 1.15 Where the Motor and the Controller are at the Same Ambient Temperature
• Ambient Temperature of Controller Lower than Motor by 26 Deg C Use One Size Smaller Coil
• Ambient Temperature of Controller Higher than Motor by 26 Deg C Use One Size Larger Coil
• Ultimate Tripping Current of Heater Coils is Approximately 1.25 Times the Minimum Current Rating
• 1 Year Warranty from the Date of Installation/18 Month Warranty from the Date of Shipment