The DHS ring chain electric gourd is faster than the DHP group hanging gourd, and the speed is 2.25m/min-0.45m/min. The larger the tonnage, the slower the speed, and it is suitable to improve the operation alone. The ring -chain electric gourd is a disc motor. It is a intermittent working motor. It has no heat sink and is not suitable for continuous work. Continuous use should be stopped and stopped operation for one hour to prevent the motor from burning. If the gourd does not turn, it is a shortage of power, just check the circuit. During the use of the gourd, the switch should be pressed and pressed. Do not click the motor to brake frequently. The fever of the motor is a normal phenomenon, and the motor can resist 180 degrees high temperature, even if it does not affect normal use even. The DHS ring chain electric gourd has no limit protector, so there must be a special person to take care of it during the use process to prevent the motor from excessive force of the chain and the heavy objects fall. In the use of electric gourds, it should be implemented strictly in accordance with relevant regulations, and it is prohibited from overloading and holding.