SBW-QZ series elevator and lifting machinery special voltage regulator is a personalized series of industry-specific voltage regulator tailored for users in this industry based on years of experience in designing and manufacturing voltage regulators, for the characteristics of frequent start and stop of elevators and lifting machinery equipment, large impact current, and high user requirements for electricity safety. The special voltage regulator for elevators and lifting machinery equipment has the characteristics of strong resistance to overload impact, high reliability, and long-term continuous cycle operation. SBW-QZ series elevator and lifting machinery special voltage regulator is a personalized product tailored for users in this industry, mainly used for elevator equipment supporting in hotels, hotels, hospitals, business centers and other occasions where the power supply conditions cannot meet the requirements; At the same time, it is also suitable for lifting equipment in mining, heavy machinery and other occasions for stable power supply. SBW-QZ series elevators and lifting machinery special voltage regulators should be used indoors, and the normal use conditions are: 1. Ambient temperature: -10°C—+45°C 2. Altitude: <1000M 3. Relative humidity: 20%-90% 4. There are no gases, vapors, chemical deposits, dirt and other explosive and corrosive media that seriously affect the insulation of the voltage regulator. 5. There is no serious vibration or bump in the installation site.