... PUMPING UNITS Series and specifications : 23 series and 550 specificationsTM456, TM540 series electric oil-submersible motorsTPR387,400,540 series ... lead cable, power cable, switchboard, wellhead device, accessories and tools. Application scope:Ambient temperature of 90180, maximum head ... 3000m3 /day, widely used in the oil lifting on the sea and land, and lifting of hot water, high head groundwater ...