HEBEI TONGLI AUTOMATIC CONTROL VALVE MANUFACTURING CO.,TLD.
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Grooved Butterfly Valve
1.Introduction
The valve worm gear, worm gear , cam rotation at a predetermined location along the signal contacts on the device pressed or released , the corresponding output "on" "off" signal , indicating the butterfly valve open or closed.
2. trench characteristics of butterfly valves
1.A small, lightweight , easy installation and maintenance , and may have installed anywhere .
2. the structure is simple, compact , 90 ° turn open and close quickly .
3. the operating torque, energy saving.
4.Flow curve tending to straight , good regulating performance .
5. the opening and closing of tests up to tens of thousands of times , long life.
6. to be completely sealed , gas leakage test is zero.
The valve worm gear, worm gear , cam rotation at a predetermined location along the signal contacts on the device pressed or released , the corresponding output "on" "off" signal , indicating the butterfly valve open or closed.
2. trench characteristics of butterfly valves
1.A small, lightweight , easy installation and maintenance , and may have installed anywhere .
2. the structure is simple, compact , 90 ° turn open and close quickly .
3. the operating torque, energy saving.
4.Flow curve tending to straight , good regulating performance .
5. the opening and closing of tests up to tens of thousands of times , long life.
6. to be completely sealed , gas leakage test is zero.
Wafer Butterfly Valve
1. Reversing Motors, Thermal Overload Protection, 30% Duty rated long life.
2. Four (4) Limit switches for Motor Control and Remote Indication of End of Travel.
3. Adjustable mechanical travel stops and Local visual position indication.
4. 220 V ac, single phase standard. Additional voltages available including: 220 V dc single phase,12 V dc, 24 V dc, 24 V ac.
2. Four (4) Limit switches for Motor Control and Remote Indication of End of Travel.
3. Adjustable mechanical travel stops and Local visual position indication.
4. 220 V ac, single phase standard. Additional voltages available including: 220 V dc single phase,12 V dc, 24 V dc, 24 V ac.