The I1CPBD300F2P Counterbalance Valve is a high-performance hydraulic valve designed for applications with demanding overrunning loads. Its precise pressure adjustment and pilot-operated design ensure optimal control and stability, preventing load runaway and maintaining safe operation. With its robust construction and reliable performance, it is a crucial component for maintaining control and safety in hydraulic systems handling heavy loads.
| Product Model | I1CPBD300F2P COUNTERBALANCE VALVE |
| Operating Pressure | 400bar （5800 psi） |
| Regulated Flow | Max. 300 lpm(80 gpm) |
| Temperature | -40°℃～100°C |
| Fluids | Mineral-based or synthetics with lubricating properties at viscosities of 7.4 to 420 cSt (50 to 2000 ssu).Installation: No restrictions |
| Cavity | IVC50-4,See page 307 |
Material
| Cartridge | Weight: 0.91 kg. (2 lbs.); Steel with hardened work surfaces. Zinc-plated exposed surfaces. |
| Seal | D type seal rings. |
| 1. Hardened spool for long life. |
| 2. Smooth response. |
| 3. Industry common cavity. |
The I1CPBD300F2P allows the flow from ② to ①, while blocks flow from ① to②; The pilot pressure at port ③ forces the main spool to shift upward, intended to open the ① to ② flow path. The cartridge’s flow characteristic is controlled by spring stiffness, angle of spring seat, and pilot pressure.
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