Features [Stable performance] Unmanned management, safe and reliable, stable performance, is a good choice. [3-wire input] The time relay adopts 3-wire input, which helps to solve the problem of inconvenient wiring of the neutral wire. [Easy to use] The three phases programmable time relay has a built-in rechargeable battery and closes the memory. No need to reset the program, convenient and practical. [High precision] Any setting can be set at least one minute apart, the longest time is 168 hours (equal to 1 week), and it can be manually turned on and off temporarily. [Scope of application] This programmable time relay is widely used in three-phase 350v-420vac motors and other equipment, such as water pumps, fish pond oxygenation, electric steamers, water heaters, billboards, neon lights, exhaust fans, etc. Specification: Voltage: 380V/50-60Hz Control output: 16A (three-phase direct output) Setting times: 17ON/OFF (day/week) Set time: 1 minute to 168 hours Travel time error: 1s/24h Power failure memory: more than 180 days (built-in 1.2v rechargeable battery) Installation size: 120*120*52mm/4.7*4.7*2in Installation method: screw , guide rail (35mm) Weight: Approx.467g/16.5oz Package list: 1 x Programmable Time Relay Package List