They are used to keep the pressure in a tank between a pre-set lower and upper pressure. When the tank pressure crosses the upper or lower limit, an electrical switch is operated. Normally Closed (NC) switch.
[pdf] High efficiency oil-free compressor Air-end ● The first and second level materials are stainless steel； ● High rotary speed SKF bearing； ● Special coating，270℃ temperature resistance； ● Oil jacket cooling，No scaling or dew coagulation risk； ● High precision synchronous gear. Efficient suction system
[pdf] Regular maintenance helps avoid these issues, reducing operational costs, energy consumption, and improving overall productivity. Daily Maintenance Inspection: Before each use, check for loose bolts, proper belt tension, and sufficient oil levels.
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