Features Suitable Values --- This thermal overload relay can be used in 50‑60hz, rated insulation voltage 600V, rated current 37‑50A circuit. Overload Phase Break Protection --- The thermal overload relay can be used in motor overload phase break protection and with plug in type installation. Manual and Automatic Reset --- Thermal overload relay has different mechanisms and temperature compensation. With manual and automatic reset, temperature compensation. Trip Indication --- Thermal overload relay has trip indication, test button, stop button. And suitable for terminal switchboard. Maximum Load Current --- Thermal overload relay has maximum load current of 125A, 3 contacts and stable performance. Specification: Item Type: Thermal Relay Model: LR2D3357 Material: ABS Current Range: 37-50A Installation Mode: Plug In Type Number Of Contacts: 3 Coil Rated Voltage: 600V Application Range: Terminal Distribution Cabinet Trip Grade: Excellent Protection Type: AC Mechanical Life: 10000000 Electrical Life: 1000000 Maximum Load Current: 125A Package List:1 x Thermal Overload Relay Package List 1 x Thermal Overload Relay