The output torque range of the Q-type partial rotary valve electric device is 50~5000N. m, which cannot meet the torque requirements of large diameter butterfly valves and ball valves for 90 degree rotary valves. Therefore, large diameter butterfly valves, ball valves, etc. all use Z-type multi rotary valve electric devices with two-stage worm gears (i.e. stacked structure), represented as DQ type, to achieve the requirement of 90 degree rotation, and the output torque range reaches 6000~165000N. m.
DQ type partially rotating superimposed electric device
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Q-type partial rotationValve electric deviceThe output torque range of the valve is 50~5000N. m, which cannot meet the torque requirements for large diameter butterfly valves and ball valves to make 90 degree rotary valves. Therefore, large diameter butterfly valves, ball valves, etc. all use Z-type multi rotary valve electric devices and two-stage worm gears (i.e. stacked structure), with the model indicated as DQ type, to achieve the requirement of 90 degree rotation, and the output torque range reaches 6000~165000N. m.
This series of valvesmotor unitIt can be controlled remotely or operated on-site. Widely used in industries such as power, metallurgy, petroleum, chemical, food, textile, papermaking, pharmaceuticals, water plants, and sewage treatment.
The performance indicators of this product meet the requirements of JB/T8528-1997 "Technical Conditions for Ordinary Valve Electric Devices", and the performance of the explosion-proof type meets the requirements of GB3836.1-2000 "General Requirements for Electrical Equipment for Explosive Environments", GB3836.2-2000 "Explosion proof Electrical Equipment'd 'for Electrical Equipment for Explosive Environments" and JB/T8529-1997 "Technical Conditions for Explosion proof Valve Electric Devices"; According to the control method, it can be divided into conventional outdoor types,Intelligent switch type, intelligent adjustment type, intelligent explosion-proof switch type, intelligent explosion-proof adjustment type.
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1. Model specifications and main performance parameters
Model number
Specifications
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Output torque (N · m)
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Maximum stem diameter (mm)
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Stacked reducer
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Equipped with Z-type
Electric execution
Institution model
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Manual
speed ratio
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electric motor
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model
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speed ratio
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Output speed (r/min)
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Power (KW)
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DQ600
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6000
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80
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JW120
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48
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Z30-18/20
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48
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0.375
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0.55
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DQ800
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8000
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100
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JW150
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54
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Z45-24/20
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54
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0.44
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1.1
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DQ1000
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10000
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100
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JW150
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54
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Z60-24/20
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54
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0.44
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1.5
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DQ1200
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12000
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100
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JW150
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54
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Z60-24/20
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54
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0.44
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1.5
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DQ1600
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16000
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120
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JW180
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60
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Z90-24/20
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60
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0.4
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2.2
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DQ2000
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20000
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120
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JW180
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60
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Z120-24/20
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60
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0.4
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3
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DQ3200
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32000
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160
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JW280
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68
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Z180-18/20
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1530
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0.26
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4
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DQ4000
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40000
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160
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JW280
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68
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Z180-18/20
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1530
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0.26
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4
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DQ6300
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63000
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185
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DWX25
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290
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Z90-36/20
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7250
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0.124
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3
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DQ8000
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80000
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185
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DWX25
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290
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Z120-36/20
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7250
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0.124
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4
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DQ12000
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120000
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220
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DWX35
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346
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Z120-45/20
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8650
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0.13
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5.5
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DQ16500
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165000
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248
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DWX35
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550
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Z120-60/20
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13750
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0.11
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