59
EATON
www.eaton.com
Effective September 2013
Instructional Leaflet IL01301064E
Operating Manual for Series NRX
Digitrip Trip Units 1150 / 1150i
Alarm
Events
jklmn
Alarm Event #2
through #20 and
back to #1
Trip Event #17
through #20 and
back to #1
Alarm Event #1
Information
Displays
Page 60
SEL
ESC
Alarm Event #1
Alarm Cause
DD/Month/YY
HH/MM/SS
Press Select
To View
SEL
SEL
SEL
SEL
SEL
SEL
SEL
SEL
Alarm Event #20
Alarm Cause
DD/Month/YY
HH/MM/SS
Press Select
To View
Alarm Event #19
Alarm Cause
DD/Month/YY
HH/MM/SS
Press Select
To View
Alarm Event #18
Alarm Cause
DD/Month/YY
HH/MM/SS
Press Select
To View
SEL
SEL
SEL
SEL
Alarm Event #20
Information
Displays
SEL
ESC
Alarm Event #19
Information
Displays
SEL
ESC
Alarm Event #18
Information
Displays
SEL
ESC
n
n
n
n
j
Up to a maximum of 20 individual Alarm Event Displays are available. If a new
Alarm Event is added after 20 are already stored, the oldest is deleted and the
newest becomes #1.
k
Only 4 of the possible 20 Alarm Event Displays will be shown in detail on the
following pages, since all 20 Alarm Event Displays present similar information.
l
Use of the Up Button, and Down Button, scrolls numerically through the 20
possible displays.
m
Possible conditions that could result in a displayed Alarm Event are as follows:
Over Voltage
Under Voltage
Aux Under Volt
Under Freq
Amp Unbalance
Volt Unbal
Power Factor
Power Demand
VA Demand
THD
Op Count
Coil Super
Long Delay
Rev Power
Rev Phase
Phase Rotation
Setpts Error
Ground Fault
Clock Setting
Aux Switch
Maint Mode
Breaker Mech
Disconnect
Shunt Trip
n
The details of Alarm Event #1 only will be shown on the following pages
because all Alarm Events are similar in how they are accessed and the information
presented.
