Elmo PSS 3U, PSS 6U manual Startup Procedures, Switching from Single-phase to Three-phase 3U only

Elmo PSS User Guide	Installation
MAN-PSSUG (Ver. 3.01)

3-3

3.2.3.2 Wiring Two or More Supplies in Parallel

Fuse

Fuse

AC AC

PSS

Fuse

To additional

PSS

Figure 3-2:Parallel PSS Wiring

AC TO AMPLIFIERS

+Vs DC power common

Heatsink

AC

AC PSS

AC

+Vs

DC power common

Heatsink

TO ADDITIONAL

POWER SUPPLIES

All wiring guidelines for supply connections described previously apply to multiple-PSS connections.

3.3Startup Procedures

3.3.1Switching from Single-phase to Three-phase (3U only)

Modifying the power supply to a three-phase connection is accomplished by removing W2 and connecting the third phase to terminal 1.

Terminal Phase

0AC-1

1AC-2

4AC-3

Figure 3-3:Converting a Single-phase Connection to a Three-phase Connection