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norskISP08-20 2-Way N.C. Poppet Valve
A proportional solenoid-operated, two-way, normally closed, poppet-type, screw-in hydraulic cartridge valve for low-leakage blocking and load-holding applications.
A proportional solenoid-operated, two-way, normally closed, poppet-type, screw-in hydraulic cartridge valve for low-leakage blocking and load-holding applications.
| Operating Pressure | 250 bar (3600 psi) |
| Flow | 22 lpm (5.8 gpm) at 34.5 bar (500 psid) pressure drop Minimum Operating Dither/Pulse Frequency: 70 Hz |
| Hysteresis | Less than 5% up to 85% of I-max.; Less than 10% above 85% of I-max. |
| Maximum Internal Leakage | 5 drops/min. at 250 bar (3600 psi) |
| Temperature | -40 to 120°C |
| Fluids | Mineral-based or synthetics with lubricating properties at viscosities of 7.4 to 420 cSt (50 to 2000 ssu) |
| Installation | No restrictions |
| No restrictions | IVC08-2; See page 275 |
Materials
| Cartridge | Weight: 0.09 kg. (0.20 lbs.); Steel with hardened work surfaces. Zinc-plated exposed surfaces; Seal:O-rings and back-up 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: 0.11 kg. (0.25 lbs.); Unitized thermoplastic encapsulated, Class H high temperature magnetwire. |
| E-Coi | Weight: 0.14 kg. (0.30 lbs.); Perfect wound, fully encapsulated with rugged external metal shell; Rated up to IP69K with integral connectors. |
| 1. Continuous-duty rated coils. |
| 2. Efficient wet-armature construction. |
| 3. Manual override options |
| 4. Optional waterproof E-Coils rated up to IP69K. |
When de-energized, the ISP08-20 acts as a check valve, allowing flow from ① to ②, and blocking flow from ② to ①. When energized, the ② to ① flow path is opened. Flow is proportional to the current applied to the coil. Flow varies with manual override.
