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Bosch Rexroth | LC63DB20D7X

LC63DB20D7X/

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The Bosch Rexroth LC63DB20D7X/ is part of the LC 2 Way Cartridge Valves series. This cartridge valve has a nominal size of 63 and a weight of 7.2 kg. Its maximum operating pressure is rated at 420 bar. The valve features a valve poppet with a damping nose and an NBR seal material. It is designed for mounting in ISO 7368 standard cavities. The area ratio between a1 and a2 is specified as 14.3 to 1. Effective areas include 41.28 cm² for A1, 2.90 cm² for A2, and 44.20 cm² for A3. The theoretical pilot flow is 744 liters per minute with a pilot volume of 124 cm³ and a stroke distance of 2.8 cm.

Technical Specifications

Area Ratio (a1:a2)
14.3:1

Cartridge Weight
7.2 kg

Cracking Pressure (a→b)
1.50 bar

Effective Area A1 (b)
41.28 cm²

Effective Area A2 (b)
2.90 cm²

Effective Area A3 (b)
44.20 cm²

Max Operating Pressure
420 bar

Mounting Cavity Standard
ISO 7368

Nominal Size
63

Pilot Volume (d)
124 cm³

Seal Material
NBR

Stroke (d)
2.8 cm

Theoretical Pilot Flow (d)
744 l/min

Valve Poppet
With Damping Nose

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