Control valves with electric actuators
Suitable in building applications for heating and cooling systems. Available in dimensions up to DN 50, pressure class PN 16, with external thread connection and internal connection parts.
Technical description
Application:
Heating and cooling systems
Function:
CV216 RGA: 2-way control valve
CV316 RGA: 3-way mixing or on/off valve
Characteristics:
CV216 RGA: Equal percentage.
CV316 RGA: A–AB equal percentage. B–AB linear.
Dimensions:
DN 15-50
Pressure class:
PN 16
Temperature:
Max. working temperature: 150°C
(The valves should be mounted in horizontal position at temperatures above 130°C)
Min. working temperature: 0°C
Suitable for water with antifreeze compounds down to -15°C.
(For lower and higher temperatures (up to 200°C) and working pressures PN 25-40 please contact IMI International).
Material:
Body: Bronze CC491K
Plug: Brass CW614N
Stem: CrMo-steel 1.4122
Stem sealing: EPDM O-rings
Marking:
TA, PN, DN and flow direction arrow.
(in case of CV316 RGA names of ports also - A, B, AB)
Connection:
Body with external thread according to ISO 228/1 including connection parts of malleable cast iron with cylindrical internal thread according to ISO 7/1, union nuts and gaskets.
Leakage rate:
EN 1349, seat-leakage VI G 1 (tight sealing)
Max. lift of the control valve:
DN 15-20: 12 mm
DN 25-50: 14 mm
Range ability:
DN 15: 50:1
DN 20-50: 100:1
Actuator:
MC55, MC100, MC161 or MC100FSE/FSR.