Automatic Recirculation Control (ARC) valve is a multifunctional protection device that ensures a pre-determined minimum flow is transferred through a centrifugal pump and prevent cavitation and overheating.
Centrifugal Pumps Protection Device
| Type | Automatic Recirculation Control Valve | Automatic Recirculation Control Valve |
| Inlet/Outlet size range | DN40-DN300 | 1 1/2″-12″ |
| Bypass size range | DN25-DN150 | 1″-6″ |
| Connection STD | DIN 1092-1 | ASME B16.5 |
| Inlet flange rating | PN20-PN250 | CL 150-CL1500 |
| Pressure range | Acc. To API526 | -80 °C up to 300 °C |