Terminate rectifier (tr) test – GE Industrial Solutions Galaxy Verification User Manual

Page 57

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Galaxy Power System Verification Procedures

Issue 3 January 2008

Galaxy Millennium Controller Performance Verification Procedures 3 - 13

Terminate Rectifier (TR) Test

Introduction

The TR test may be performed even if rectifier sequencing is not
planned to be utilized, as it provides a convenient means of testing that
the controller recognizes all plant rectifiers and is able to control each
over their assigned ports.

Refer to Figure 3-1 for location of the BSL board.

Procedure

One at a time, connect a test lead on the BSL alarm interface terminal
block from position 76 (ETRR/Ground) to position 73 (TR1), 79 (TR2),
85 (TR3), and 80 (TR4). The rectifiers will shut down in groups as
depicted below and remain Off until the connection is removed at which
time they automatically restart.

TR1:

G01, G02, G09, G10, G17, G18

TR2:

G03, G04, G11, G12, G19, G20

TR3:

G05, G06, G13, G14, G21, G22

TR4:

G07, G08, G15, G16, G23, G24

Note: This function can be performed by using EasyView.

Caution: When this test is performed on a live plant, it may cause a
battery discharge (BD) to occur. Ensure that the battery reserve is able
to support the plant load.

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