TB388 Mechanical Programmable Timer Switch Introduction: Lorentzzi® TB388 is a 24 hours programmable mechanical timer switch. By pushing the dial outwardly, this timer switch can turn on the load accordingly. Please see the operation photo as following: The minimum setting time is 15 minutes, that is, one outbound dialing is 15 minutes. There are 96 dials available, so the turning-on time range is from 0-24(15 minutes*96/60=24 hours) hours. One thing to note is that before setting the power-on time, make sure the timer is working at the current time. This TB388 mechanical timer switch maximum output current is 16 A@220 VAC, so it can directly operate resistive loads such as filament light not more than 3500 W, motor not more than 500 W. To expand its load capacity, an AC contactor or AC/AC solid state relay can be used. Installation methods of this TB388 timer switch can be DIN rail mounting or screw mounting via 3*Ø4.2 screws. There is a backup battery inside this timer switch, so once the electricity fails, it can make this timer work normally for 300 hours. The applications of TB388 mechanical time switches are in electric lamps, fans, street lights, water heaters, water dispensers, staircase lamps, advertising lamp boxes, geyser control etc. Want to get the latest wholesale pricing on our TB388 mechanical timer switches? Fill out the form at the bottom to contact us today! Specifications: Model TB388 Working voltage 100-240 VAC(50/60 Hz), 12-48 VDC Driving method Quarts motor Contat capacity 15 A or 30 A optional Ambient temperature -10℃~ 55℃ Full timing range 24 hours Minimum setting unit 15 minutes Installation method DIN rail mounting or screw mounting WordPress Data Table Plugin
