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HERL |
![HERL Refrigerating Specialties](../../logos/herl_logo[1].gif) |
Regulating Valves |
Manual Regulating Valves:
- materials and design same as shut-off valves
- fine regulating valves DN 15, seat-diameter 3, 5 and 7 mm
- our valve-calculation program shows the calculated, the minimal and the maximum opening-degree
- Fine regulating valves DN15, seat-diameter 3, 5 and 7 mm - globe- and angle-valves - steel and stainless steel.
- Regulating valves steel on steel tightening or on request with lead-tin or PTFE-sealing.
Available Connections:
![HERL Butt Weld Connection](HERL Pix/Service Valves/connections/schw[1].jpg)
Butt Weld Connection
| ![HERL Socket Weld Connection](HERL Pix/Shut Off Valves/connections/socket[1].jpg)
Socket Weld Connection |
![HERL FPT - threaded ends](HERL Pix/Shut Off Valves/connections/fpt[1].jpg)
FPT- threaded ends |
![HERL Flanges DIN and ANSI](HERL Pix/Shut Off Valves/connections/flansch[1].jpg)
Flanges DIN and ANSI |
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Regulating Valves with Electric & Pneumatic Actuator
For use as:
- Expansion valve for constant regulation to prevent compressors and pumps from damage.
- Suction pressure regulating valves - low pressure drop saves energy.
- Evaporator injection valve
- Hot gas bypass valves
For use with:
- Pressure, temperature and level sensors
- Electronic regulators and positioners
- Back signal modules
- Limit switches
- Stem-heating
- HERL will calculate kvs-value, seat-diameter and cone-design from your operation data.
Available
Connections:
![HERL Flanges DIN and ANSI](HERL Pix/Shut Off Valves/connections/flansch[1].jpg)
Flanges DIN and ANSI
Click Here for more information on
Regulating Valves
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