20 Series

Truction

• Aluminum construction for excellent power to weight ratio

• Journal bearings for long life and good over-hung load capacity

• Buna-N seal are standard for petroleum & glycol based fluids – “Viton®” seals are optional

• Pressure balanced plates for greater efficeincy

• Maximum speed to 2500 rpm

• Fluid displacements up to 9.10 cir (149.1 ccr) each Section

• Maximum pressure to 2500 psi (172 bar)

• Combined flow range up to 197 gpm (745.6 lpm) per section

• Available in a single or bi-rotational configuration

• [C] – Clockwise

• [A] – Counter-Clockwise)

Available Configurations (Tandem units with:)

• NST20 – flow sensitive unloading valve

• NSD20 – flow sensitive unloading valve & power beyond port for the unloading valve

• NSH20 – pressure sensitive unloading valve

• NDS20 – pressure summation unloading valve

• NSHD20 – flow and pressure sensitive unloading valve

• PSH20 – air operated unloading valve