Sliding hermetical door operator SGS,CE,ISO 1. Power supply 220V 50HZ,110V 60HZ 2.Installaion Single and Bi-part Sliding door operator (automatic sliding door)SGS,CE,ISO1. Power supply 220V 50HZ,110V 60HZ2.Installaion Single and Bi-partDrive OperatorWithout subsidiary light sensor1201012020With subsidiary light sensor1201112021Sliding modelSingle-openingDouble-leafGate leaf weight<= 1*120kg<= 2* ...