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No.1 Introduction The LSKG- series Pull-Cord switch is used to prevent accidents from occurring as transporting material, it's widely used in the following fields where often use belt conveyor, such as steel, cement, power plants and mining. It includes LSKG-I & LSKG- Pull-Cord switch. The LSKG-I works manually as Restoration, and it has caution label, but The LSKG- works automatically, as accidents happening, the user can pull the switch in any position and output the shutdown signals. No.2 Conditions And technical Parameters Ambient temperature: -40 to +60 ; Relative temperature: not more than 90%; Atmospheric pressure: 80 110 Kpa; Altitude: not more than 2,000 M; Protection Level: IP55; Contact Capacity: AC380C 2A; Insulation voltage: AC1000V, testing one minute; Service Life: 10,000 times; Output contact: a group normally opens, the other group normally closed. One group converts switch contact; No.3 Products Maintenance There is no need maintenance of the machine except the connection parts. If there is necessary to check it, please check the following items. 1. Please check Whether the Turn Arm and the Rope on the handle keep stable and reliable or not. 2. Please Check whether the rope is firmly fixed, and just be taut (excluding rope themselves deflection) 3. Please check whether there is mistaken of the rope as connection, if there exists wear abrasion on the connection joint, please replace the worn parts immediately. 4. Please check whether there exists water in the switch, if its, the abnormal situation should be promptly dealt with.