MTS Hydraulic Power Unit Model 506-92 - Manual (Page 34)

Installation 4-3
4.2 Electrical Connections
The HPU is operated from a three-phase electrical power source.
Operating voltage is labeled on the starter assembly and pump motor.
Electrical connections must be made by qualified personnel and conform
to local codes and regulations.
Before you begin Install a fused power disconnect switch (customer supplied) following
local codes. This switch removes electrical power to the HPU.
WARNING !
When the electrical connections have been made, high voltage is present
in the starter assembly when power is on. Do not open the starter box
door with power applied to the HPU.
Touching components with high voltage can cause death.
Remove electrical power at the power disconnect switch before you open
the front starter box door.
Control Relays
PLC
Transformer
Fuses
Motor Relays
Figure 4-3. Models 506.82/.92 Starter Assembly (Typical)