Use in rolling door , roling shutte Specification Model Power Supply Output Power Rated Power Working Speed Max.Door Weight Working Temp. Max.Door Area LimitSwitch BatterySpec. PS-E201B AC220V 50Hz DC24V 100W 0.2m/s 250kgs -25 50 18m2 Mechanical 12V/2.8A*2 PS-E201BN AC220V 50Hz DC24V 100W 0.2m/s 250kgs -25 50 18m2 Mechanical Features 1. Stylishaluminumhousing,durableandlight.Itissuitableforautomatingexsiting manualrollerdoor. 2. Runningstatusindicationfunction,openandclosedoorusingremotecontrolorbutton oncontrolbox. 3. 433Hzfrequencyrollingcodehasfarremotecontroldistance,strongpenetration,high securityandstableperformance. 4. ElectroniclimitswitchrollerdoormotorusesHallcomponenttoadjustopeningand closinglimit,itisveryaccurate. 5. Batterybackupsystemsupportsnormaloperationincaseofpowerfailure. 6. ControlboxisbuiltinLEDcourtesylight,itwillautomaticallyopenandclosefor3 minuteswhenitisactivated. 7. Optionalcarloadopenerletyouarefreeofworryaboutpowerfailure. 8. Mechanicallimitswitchandelectroniclimitswitchmotorareuponyourchoice.They aresimplesettingandeasyinstallation. 9. Selectablephotocellandhorm. 10. Motorshaveadvantagesoflownoise,highperformanceandlongservicelife. 11. Motorsoperationmode:slow---fast---slow,thisensuresaferunning.