DescriptionsTime switch controls any electrical installation by means of daily programs. Installation:The switch is protected internally against interference by a ty device, however, partically strong electromagnetic fields may alter its operation.Such interference can be avoided by adhering to the following recommendations during the installations:-The device should not be installed near inductive loads(motors, transformers, contactors,etc...).-A separate power line is recommended(equipped with a network filter if necessary).-Inductive loads should be equipped with interference suppressors(varistor, RC filter).If the time switch is to be used in combination with devises; it is necessary to verify that no parastic disturbances will be caused by the group. Application:SUL180a can be widely usedneon lights, water heaters, street lamps, staircase lights, aquaculture, garden watering, motors, advertising boxes, office automation and civilian or industrial electricity needs time control of the occasion, according to the required time for automatic control. Specifications:Auxiliary Power Supply: 110-240V AC, 45/60HzSwitching Contact: 16(4) A 240V ACBurden: 0.5WPrecision: ±3sec./24h at 22°Working Temperature: -10° to +50°Storage Temperature: -25°to +70°Drive Mode: Quartz MotorBack-up Time: 100hType of Dial: Daily 96 PinsMinimum Setting Interval: Daily 15 MinutesManual Operating Switch: 2 Positions: ON-AutomaticDimensions: 1 DinProtection Degree: IP20 as per EN60529Max Length: 90.4mm/3.56"Width: 17.7mm/0.7"Height: 59.2mm/2.33"Quantity: 1 Set Note:Please allow 1-3mm error due to manual measurement.pls make sure you do not mind before you bidDue to the difference between different monitors, the picture may not reflect the actual color of the item.Thank you! Package Contents:1 x Time Switch1 x User Manual