The I1CPBD120F2P Counterbalance Valve is a specialized hydraulic valve designed to provide stability and control in applications with overrunning loads. With its precise pressure adjustment and pilot-operated design, it ensures safe and efficient operation by preventing load runaway and maintaining system stability. It is a crucial component for maintaining control and safety in hydraulic systems with heavy loads.
| Product Model | I1CPBD120F2P COUNTERBALANCE VALVE |
| Operating Pressure | 400bar （5800 psi） |
| Regulated Flow | Max.180 lpm（47 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 | IVC30-4,See page 306 |
Material
| Cartridge | Weight: 0.59 kg. (1.30 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 I1CPBD120F2P 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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