PD3 is an air operated pilot operated 2-port valve for dust collectors, and PDV3 adds a solenoid valve. They are used for air (no corrosive gas), with port sizes from Rc3/4, Rc1 and Rc1 1/2 (IN) up to Rc2 1/2 and Rc3.
| Working Fluid | Air (no corrosive gas) |
| Valve Structure | Pilot operated poppet, air operated (PD3) / with solenoid valve (PDV3) |
| Working Pressure Differential (20A, 25A, 40A) | Min. 0.1 MPa, max. 0.7 MPa |
| Working Pressure Differential (65A, 80A) | Min. 0.2 MPa, max. 0.8 MPa |
| Proof Pressure | 20A, 25A, 40A: 2.0 MPa; 65A, 80A: 1.5 MPa (water pressure) |
| Fluid Temperature | -10 to 60 °C (-10 to 100 °C for FKM seal on 20A to 40A) (no freezing) |
| Ambient Temperature | -10 to 60 °C (-10 to 100 °C for FKM seal on 20A to 40A) |
| Valve Seat Leakage | 20A, 25A, 40A: 300 cm³/min or less (50 or less with urethane rubber sealant) / 65A, 80A: 300 cm³/min or less |
| Port Size | 20A: Rc3/4; 25A: Rc1; 40A: IN Rc1 1/2 - OUT ø48 (or 40A-RC: Rc1 1/2); 65A: Rc2 1/2; 80A: Rc3 |
| Orifice Size / Cv (20A, 25A, 40A) | 23 mm / 11, 28 mm / 18, 37 mm / 45 |
| Weight (PD3 / PDV3) | 20A: 0.26 / 0.41 kg; 25A: 0.40 / 0.55 kg; 40A: 0.86 / 1.01 kg (40A-RC: 0.75 / 0.90 kg) |
| Pilot Port Size | 20A, 25A, 40A: Rc1/8; 65A, 80A: Rc1/4 (PD3 only) |
| Mounting Orientation | Unrestricted |
| Rated Voltage (PDV3) | 20A, 25A, 40A: 100 VAC (50/60 Hz) / 110 VAC (60 Hz), 200 VAC (50/60 Hz) / 220 VAC (60 Hz), 12 VDC, 24 VDC / 65A, 80A: 100 VAC (50/60 Hz) / 110 VAC (60 Hz), 200 VAC (50/60 Hz), 220 VAC (50/60 Hz) |
| Degree of Protection (PDV3) | IP65 or equivalent |