Woodward 8406-121 User Manual

Manual 26174 EGCP-2 Engine Generator Control Package
Woodward 161
Breaker Close/Open Control
Problem Probable Cause Corrective Action
When generator set is in
synchronization, the
breaker never closes
Synchronizer set to CHECK Set synchronizer Mode to
appropriate setting. See
description of set points.
Faulty wiring causing the
relay output to not make
connection to the breaker
Verify wiring of the relay
output contacts.
Dwell time set point in the
synchroscope menu is too
long
Reduce Dwell time set point
in the synchroscope menu.
See description of set
points.
Contactor closes for a brief
moment and then opens
C B CONTROL set point in
configuration menu is set
for BREAKER
Appropriately set the C B
CONTROL set point in
configuration menu. See
description of set points.
C B HOLD TIME set point in
synchroscope menu is too
short
Increase C B HOLD TIME
set point in synchroscope
menu. See description of
set points.
Faulty wiring on C.B. Aux
contacts
Verify wiring of C.B. Aux
contacts to EGCP-2 input.
Breaker close relay stays
energized when a close
command is given and
never issues an open
command
C B CONTROL set point is
set for CONTACTOR
Appropriately set the C B
CONTROL set point in
configuration menu. See
description of set points.

Woodward 8406-121 Specifications

General

Brand	Woodward
Model	8406-121
Category	Control Unit
Language	English