MTS Hydraulic Power Unit Model 506-92 - Manual (Page 5)

Introduction 1-1
Section 1
Introduction
Definition The Model 506.82/.92 Hydraulic Power Unit (HPU) uses two variable-
volume (pressure compensated) main pumps, with a pressurized
(supercharged) hydraulic fluid inlet, to provide pressure to systems with
various flow requirements. The HPU is designed to be used with servo-
controlled, electro-hydraulic systems.
Model 506.82/.92 Hydraulic Power Unit