Type Series Vane Type Size Rotating Angle
Standard (Without auto switch) CRB Single 10，15，20，30，40 90°180°270°
Standard (With auto switch) CDRB Single 10，15，20，30，40 90°180°
With vertical auto switch unit CRB□-A Single 10，15，20，30，40 90°180°270°
With angle adjustment unit CRB□-B Single 10，15，20，30，40 90°180°270°
With vertical auto switch unit
With angle adjustment unit		 CRB□-C Single 10，15，20，30，40 90°180°270°