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Digital Controls, DT Series Automatic Voltage Detection 24 Hour/7 Day Hour Time Switch, 120/240 VAC Timer Supply, 1 Channel, DPDT Dry Contact
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About Digital Controls, DT Series Automatic Voltage
This NSi Industries DTWH40 digital water heater time switch accepts 120/240 VAC input and its DPDT contacts can activate a 40 amp load. The switch automatically detects the input voltage and does not require manual setting. This energy-saving switch allows water heater on/off operation with individualized daily operation. The timer includes seven pairs of set points and has a minimum cycle time of one minute. The double-pole double-throw (DPST) contacts are housed within a plastic enclosure that meets NEMA-1 standards for dust resistance and has a lockable hasp. The enclosure is suitable for indoor use and mounts to an external surface. This time switch is Underwriter Laboratories (UL) listed and Canadian Standards Association (CSA) certified for quality assurance and is suitable for controlling water heaters.SpecificationsSwitch type7-day, 24-hour water heater timerInput power supply120/240 VAC, 50/60 Hz, 6 W power consumption, automatic voltage detectionOutput contactsDPDT contacts, 40 amp load ratingOn/off controlOne-minute minimum cycle, up to seven cycles per 24 hoursEnclosureNEMA-1 plastic enclosure, indoor use, external surface mountTerminal wire size range#8 to #18 AWG (American wire gauge)Operating temperature range-31 to +116 degrees F (-35 to +47 degrees C)Standards metUL Listed, CSA certifiedAutomatic switches are used to turn on or off electrical devices and are activated by time, light, and motion. Time activated switches (also known as timers) operate at preset time intervals during a daily or weekly period and can be either mechanical or electronic. Mechanical ti
