PCMTV50-65-80-F35 (Flanged)
Valves intended for control of heating, cooling and air handling in larger-scale heating and cooling applications where pressure independent control valves are preferred, such as high-rise buildings, supermarkets, factories, etc. The valve has a built-in actuator.
https://www.regincontrols.com/en/se/products/valves/zone-valves/internally-threaded/zfcm—2–and-3-way-onoff-valves-dn15-32-kvs-3.2-10-p11599/zfcm-225x

