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50CB90-2A TYPE Counterbalance Valve

Series of pictures

Cartridge type external pilot operated counterbalance valves are mainly used to balance the pressure in the hydraulic system and can control the flow of the liquid circuit.

Rated pressure (bar / psi) : 350 / 5000

Rated flow (L/min / gpm) : 90 / 24

Cavity : T-2A

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Series advantages

  • Standard 

  • Internal oil drain 

  • Pilot control 

  • Compact

  • High reliability 

  • More durable

Technical specifications

Rated pressure350 bar (5000 psi)
Rated   flow90 L/min(24 gpm)
Pilot   ratio4:1
Internal   leakage≤ 5 drops/min @ 80% of pressure   setting
CavityT-2A (See technical reference)
FluidMineral-based or synthetics with   lubricating properties
Viscosity   range7.4 to 420 mm2/s
Temperature   range-40 to 100 ℃ (Buna N seals)
Degree   of fluid contaminationThe  minimum    pollution  level  is    ISO4406  level  18/16/13,    and  level 15/13/11 is   recommended to prolong the service life
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