Pressure Relief Valve DBW20B1-5X/315U6EG24N9K4/12=CSA - Bosch Rexroth R978018199

A pressure relief valve protects pump and consumers against system pressure rising beyond the set value. The DBW20B1-5X/315U6EG24N9K4/12=CSA limits within a range of 2 to 315 bar and passes up to 500 l/min to tank.

Benefits

• Pressure adjustment range 2 to 315 bar, set on the rotary knob.
• Up to 500 l/min flow at a maximum operating pressure of 350 bar.
• Pilot-operated seat valve design, closing tightly after relief.
• Electrical unloading at 24 VDC through a connector, 3-pole (2 + PE) according to EN 175301-803, two switching positions.
• 5,3 kg, subplate mounting to ISO 6264-08-13 in size 25, NBR seals.

Technical data

Application

The valve safeguards power units, presses and test rigs against excess pressure and at the same time provides unloaded start-up. The rotary knob allows setting without tools. Two ports are enough because the valve sits between pressure line and tank.

Manufacturer

Bosch Rexroth, material number R978018199. Characteristics, adjustment ranges and limit values are documented in data sheets RE 25802 and RE 25802-B on the pressure relief valve.