Feature: 1. Working Range: Rated insulation power 690V, current 20‑32A, operating frequency 50HZ/60HZ, work temperature ‑5°C‑+40°C. 2. Good Configuration: Adjustable setting current connection, automatic and manual reset, optional, with test and stop buttons. 3. Differential Thermal Overload Relay: Thermal overload relay has differential phase failure protection and flexible detection mechanism. 4. Better Conductivity: High‑quality silver alloy metal contacts improve conductivity, more sensitive and larger load. 5. Flame Retardant: Plastic shell is resistant to high temperature and does not deform, even if it encounters an open flame, it will only gradually carbonize. Specification: Item Type: Thermal overload relay Material: Silver alloy, flame retardant plastic Operating Frequency: 50HZ/60HZ Current Level: 20 Rated Insulation Voltage: 690V Current: 20-32A Phase Failure Protection: Yes Manual And Automatic Reset: Yes Temperature Compensation: Yes Test Button: Yes Installation Method: Independent Work Temperature: -5°C-+40°C. Package List: 1 x Thermal Overload Relay