Request for explanation regarding the model of the high-speed flushing pump for diesel in the newly built atmospheric and vacuum distillation unit at Jialiite
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The model is as follows: LG211-12.5/380-37-104ⅡDT. Could some experienced colleague explain the meaning of each symbol? Thank you very much
LG vertical high-speed pump; 211 is probably the model of the speed increase gearbox. Flow rate: 12.5, head: 380 meters, power: 37 kW, rotation speed: 10,400 revolutions per minute. Two-stage speed increase mechanism – forgot the DT value
211–It consists of three digits: the first digit indicates the motor stage, while the second digit denotes the type of gearbox; 1 represents the first type of gearbox, with a single stage of speed increase, and a maximum operating power of 37 kW； 2 refers to the second gearbox, with two-stage speed increase; the maximum operating power is 160 kW ； 3 refers to the third gearbox, with a two-stage speed increase, and a maximum operating power of 300 kW ； 0 indicates no gearbox, with the motor directly connected to the pump. The third digit indicates the type of pump body ； 1 refers to the first pump unit, with a maximum flow rate of 48 m3/h ； 2 refers to the second pump unit, with a maximum flow rate of 90 m3/h. 12.5 flow rate, 380 meters, 37kw, 10400 revolutions II—304S.S D–single end face T–if equipped with an impeller, separator, etc