Valvola zonale a pistone a tre vie ICMA 82321ADNC53, normalmente chiusa, con attuatore elettrotermico e microinterruttore di fine corsa

Three-way piston zone valve ICMA 82321ADNC53 is a normally closed electrothermic actuator with a piston mechanism and end microswitch. It is used for mixing or diverting flow in heating systems.