The Actuated Butterfly Valves are suitable for heating and cooling applications. They can also be employed for industrial applications, general services and water treatment. The VB series is equipped with standard On/Off or modulating (4~20Ma/0-10V,) control quarter-turn electric actuator.

FEATURES

1. Cast Iron or nodular cast iron Wafer Body

2. Centric butterfly valve with elastomer liner

3. Manual override non-clutch design. Manual operation can be operated without any lever, clutch or brake upon power voltage.

4. Mechanical Stops External Adjustable Limit stops

5. Stall Protection Built-in thermal protection

6. Low power consumption

7. Position feedback

8. Direct/reverse acting

9. 4-20mA/0-10V/2-10V choice

10. Maintenance free

11. Quick and easy installation

12. Accurate valve positioning

13. Indicator Continuous Position Indicator

14. Manual Override Non-clutch design

15. Gear Permanently lubricated and self locking

TECHNICAL DATA



VALVE

Flow media
Cold and hot water, water with max. 50% volume of glycol

Temperature of medium
-10°C.. +100°C

Rated pressure
1600 / 2760kPa

Leakage rate
Air bubble-tight (Bo 1, DIN 3230)

Size
DN40-DN125

Material
Body Cast Iron or nodular cast iron ,Shaft Stainless Steel,

Disc Ductile Iron with epoxy coating

Liner EPDM

Actuator

Actuator
QF/QM

Output torque
10, 16, 25, 40N.m

Power supply
AC220V or AC/DC24V

Run time
about 120S

Operating power
5VA

Output angle
90°± 3°

ON/OFF control signal
1 wire or 2 wire control

Control signal
4~20mA, 1~5V, or 0(2)~10V

Feedback signal
DC0 -10V

Installation position
Upright to horizontal（No upset）

Protection class
IP54

Ambient conditions
ZERO 10°C.. +55°C 0..90% RH

Weight
1.5...2.8kg

Material
Flame-resistant Abs