Plastic Insulated Control Cable Product Standard GB/ T 9330- 2008 Usage This product is suitable for use in AC rate voltage 450/750 V an below control . Monitor return circuit and protection circuit and other occasions. Property for use a.Rated voltage 450/750 V b.The allowable work temperature of cable conductor for along time is 70â?? c.The temperature for laying cable should be not lower than 0â??,recommended bend radius: for non. Armored layer cable should be not less than 6 times the cable overall diameter. For cable with armor or copper belt sheath structure, should be not less than 12 times of cable overall diameter; For soft control cable with sheath layer structure, should be not less than 6 times of cable overall diameter.