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47
EATON
www.eaton.com
Effective September 2013
Instructional Leaflet IL01301064E
Operating Manual for Series NRX
Digitrip Trip Units 1150 / 1150i
SEL
Current Metering
p
Ir Load (XXXA)
IA IB IC IN IG
Bar Graphs
m
ESC
SEL
SEL
RMS
IA
IB
IC
IN
IG (x)
n
SEL
SEL
min RMS
IA
IB
IC
IN
IG (x)
n
SEL
SEL
max RMS
IA
IB
IC
IN
IG (x)
n
SEL
SEL
SEL
SEL
Peak Demand
IA
IB
IC
IN
SEL
SEL
Amp
Unbalance
%
SEL
SEL
Crest Factor
IA
IB
IC
IN
SEL
SEL
THD
%
IA
IB
IC
IN
SEL
SEL
Reset
Current
Values
no
yes
ESC
SEL
SEL
R
R
R
R
Notes:
jkl
Reset (Press to access Reset Menu)
R
DEMAND
XX Minute Int
o
IA
IB
IC
IN
SEL
SEL
j
Use up or down push buttons to highlight “yes” or “no” menu choices.
k
Pressing the select push button with “yes” highlighted resets the metered
value and returns to the menu screen.
l
Pressing the select push button or the escape push button with “no” high
lighted returns to the menu screen.
m
Bar graphs illustrate the percentage of the calculated Ir load value shown in
parentheses (Ir = Long Delay X In).
n
Source Ground Mode is designated by IG
(R)
while Residual Ground Mode is
represented by IG(r)
o
Time is determined by the Amp Demand Interval Setting. The interval is
adjustable from 5 to 60 minutes.
p
Screens shown with “xxx” denote values that cannot be measured.