Dharmi Engineers Ball Valves are generally supplied with manual hand lever or gear unit operated, depending on valve size. Dharmi Engineers also offering Ball Valves with either Pneumatic or Electrical actuator operated for automation.
We also offer Pneumatic Actuator Operated 3 Way Ball Valve, Remote
operated Three Way Ball Valve, Auto 3 Way Ball Valve, Pneumatic
Actuated Three Way Ball Valve, 3 Way Diverter Ball Valve, Three Way
Fire Safe Design Auto Ball Valve, Gear Actuator Operated 3 Way Ball
Valve, Pneumatic 3 Way L Port Ball Valve, Pneumatic Actuated 3 Way T
Port Ball Valve. We recommend Gear Operated 3 Way Ball for above 4" x
150# & 3" x 300# Size.
|
|
Pneumatic
Actuators: |
| Type -
Double / Single Acting (Spring Return) Quarter Turn |
| Body -
Extruded Aluminium, Hard Anodized (Stainless Steel
Body also available on Request |
| Pinion -
Steel |
| Piston
wiht Rack - Aluminium |
| End Cover
- Aluminium |
| Piston
Seal - NBR |
| Piston
Bearing - Polyacetal |
| Spring -
Spring Steel Grade 3 (For Spring Return Actuator) |
| Strok
Adjustment Screw - S.S. 304 |
| Air
Connection - 1/4" BSP Female (1/2" for
above 2000Nm) |
| Torque
Capacity Range - 5Nm To 3000 Nm |
| Suitalbe
for up to 8 Bar Air Pressure |
| ISO 5211
Mounting Pad |
|
|
Gear Box: |
| Type -
Worm Gear, Quarter Turn, + 10 Deg. Adustable |
| Body
Housing - ASTM A 126 GR. B (Epoxy Coated) |
| Cover -
ASTM A 126 GR. B (Epoxy Coated) |
| Worm Wheel
- S.G. Iron |
| Worm -
Alloy Steel |
| Input
Shaft - Alloy Steel |
| Bearing
Bush - Brass |
| Greese
Nipple - Steel |
| Fastners -
ASTM A 193 GR. B7 / A 194 GR. 2H |
| Grease -
Lithon 2 |
| Hand Wheel
- C.S. Fabricated (Epoxy Coated) |
| Torque
Capacity Range - 50Nm To 25000 Nm |
 |
Manual Override Gear Box: |
| Application
- In Case of Failure of Air/Electric to Operate
Valve |
| Type -
Worm Gear, Quarter Turn, + 10 Deg. Adustable |
| Body
Housing - ASTM A 126 GR. B / Aluminium / Ductile
Iron |
| Cover -
ASTM A 126 GR. B / Aluminium / Ductile Iron |
| Worm Wheel
- S.G. Iron |
| Worm -
Alloy Steel |
| Input
Shaft - Alloy Steel |
| Bearing
Bush - Brass |
| Greese
Nipple - Steel |
| Fastners -
ASTM A 193 GR. B7 / A 194 GR. 2H |
| Grease -
Lithon 2 |
| Hand Wheel
- C.S. Fabricated (Epoxy Coated) |
| Torque
Capacity Range - 50Nm To 5000 Nm |
|
|
AFR - Air Filter Regulator: |
| Body
Material - Aluminium Die Cast |
| Connection
Size - 1/4" |
| Filter
Element Size - 5, 25, 50 Micron |
| Filter
Element Material - Polycarbonate |
| Range - 0
to 17.5 Kg./Cm2 |
| Maximum
Operating Temperature - 80 Deg. C. |
| Drain -
Manual |
| Mounting -
Back Side |
| Mounting -
Back Side |
| Outlet -
Adjustable Type |
|
|
Limit Switches (Weather / Explosion
Proof): |
| Housing -
Aluminium Die Cast Powder Coated |
| Cable Entry
- 1/2" / 3/4" NPT |
| Fasteners -
Strainlesss Steel |
| Temperature
- (-) 20 Deg. C, to (+) 80 Deg. C. |
| Swithches -
Micro OR Cylindrical Inductive Proximity Sensor |
| Shatterproof
Polycarbonate Dom for On/Off Indication |
| Bracket -
C.S. Powder Coated (S.S. available on request) |
|
|
Namur Solenoid Valve: |
| Type - 5 x
2 Way (for Double Acting)/3 x 2 (for Single Acting) |
| Body -
Aluminium Anodized (Brass/S.S. on request) |
| End
Connection Size - 1/4" BSP |
| Air Supply
- Up to 8 Kg./Cm2 |
| Coil
Voltage - 220 V. / 110 V. / 24 V. AC / DC |
| Enclosure -
Weather Proof / Flame Proof / Explosion Proof |
| Seal - NBR |
| Life - 60
Milion Cycle |
| Manual
Override Provided |
| Temperature
- (-) 20 Deg. C, to (+) 70 Deg. C. |
| Large
Exchause for Fast operation of Valve |
|
Others:
Silencer, Air Lock Relay, Tubing &
Fittings (PU/Brass/Copper/SS 304-316) |
