This valve ensures optimal protection and safety in hydraulic systems by preventing fluid backflow. With its bi-directional blocking capability and durable construction, the ISV38-28 Poppet 2-Way N.C. Bi-Directional Blocking valve provides dependable performance in demanding hydraulic environments, making it an excellent choice for critical applications.
| Operating Pressure | 207 bar (3000 psi) |
| Flow: | See Performance Chart |
| Internal Leakage: | 0.25 ml/min. (5 drops/minute) max. at 207 bar (3000 psi) |
| Temperature | -40 to 100°C |
| Coil Duty Rating | Continuous from 85% to 115% of nominal voltage |
| Initial Coil Current Draw at 20°C: | Standard Coil: 1.67 amps at 12 VDC; 0.18 amps at 115 VAC (full wave rectified). E-Coil: 1.7 amps at 12 VDC; 0.85 amps at 24 VDC |
| Minimum Pull-in Voltage | 85% of nominal at 207 bar (3000 psi) |
| Fluids | Mineral-based or synthetics with lubricating properties at viscosities of 7.4 to 420 cSt (50 to 2000 ssu) |
| Installation: | No restrictions |
| Cavity: | IVC08-2 |
Material
| Cartridge: Weight: | 0.15 kg. (0.33 lbs.); Steel with hardened work surfaces. Zinc-plated exposed surfaces. Seal: D type seal rings. |
| Standard Ported Body | Weight: 0.16 kg. (0.35 lbs.); Anodized high-strength 6061 T6 aluminum alloy, rated to 240 bar (3500 psi). Ductile iron and steel bodies available; dimensions may differ. Consult Inno. |
| Standard Coil | Weight: 0.27 kg. (0.60 lbs.); Unitized thermoplastic encapsulated, Class H high temperature magnetwire. |
| E-Coil | Weight: 0.41 kg. (0.90 lbs.); Perfect wound, fully encapsulated with rugged external metal shell; Rated up to IP69K with integral connectors. |
| 1. Continuous-duty rated coil. |
| 2. Optional coil voltages and terminations. |
| 3. Cartridges are voltage interchangeable. |
| 4. Efficient wet-armature construction |
| 5. Optional waterproof E-Coils rated up to IP69K. |
| 6. Hardened seat for long life and low leakage. |
| 7. Manual override option. |
| 8. Industry common cavity. |
When de-energized, the ISV38-28 blocks flow in both directions. When energized, the cartridge's poppet opens on its seat, allowing flow from ② to ① or from ① to ②.
