Utility Relay Company AC-PRO-II, Instruction Manual

Page: 26 / 56

AC-PRO-II
®
Instruction Manual www.utilityrelay.com
Page 24
Alarm Relay Operate On
LT Pickup OFF
Internal Error
Actuator Open OFF
Trip OFF
OFF
Alarm Relay Operate On
Sluggish Breaker OFF
UV (see UV screen)
OV (see OV screen)OFF
OFF
The UV and OV alarms are set
at the UV and OV screens.
The UV and OV options only
appear if Voltage Divider
Module (VDM) is connected.
Enter 52b
Breaker Position
(Norm. open = 52a)
Contact Type
Up Down Enter Back
Up Down Enter Back
52a Back
(Norm. closed = 52b)
Setting OFF
Save Exit Back
Save Settings?
OK
Settings Saved
PLEASE REVIEW AND
REV
VERIFY SETTINGS.
REVIEW
SETTINGS
SEQUENCE
(REVIEW CT
TAP SCREEN)
MAIN
"READINGS"
SCREEN
Sluggish Bkr Setting
S-BKR-CLRT xx msec
Clearing Times over
setting are recorded
as "Sluggish" trips.
Sluggish Breaker Range
20msec to 80msec.
Default setting is 33 msec.
Up Down Enter Back
This will be logged &
time stamped as a
"Settings Change".
FROM PREVIOUS
SETTING. SEE
PREVIOUS PAGE.
The Alarm Relay is set to
operate for an event (i.e. LT
Pickup) if setting is "ON".
Trip clearing times greater than
setting will be logged in Trip
History and will cause Alarm
relay operation if set to operate
for Sluggish Trips.
If a Breaker contact is not wired
into the trip unit, set to OFF.
If a Breaker contact is wired into
the trip unit, select 52a if the
contact is open when the
breaker is open. Select 52b if
the contact is closed when the
breaker is open.
SEE SECTION 6.0 FOR MENU
NAVIGATION AND TABLE 6-A FOR
COMMON SMART BUTTON ACTIONS.
NOTE: If Breaker contact is set
to OFF, Sluggish Breaker
detection feature will use "Zero
Current" method. If Breaker
contact is set to 52a or 52b,
Sluggish breaker detection
feature will use the "Breaker
Contact" method.
See Section 10.0
NOTE: Breaker contact setting
(3 screens down) determines
method of Sluggish Breaker
detection. See below.
Figure 11.4: Change Settings Menu - Part 3