Eaton Cutler-Hammer Digitrip RMS 510 Instructions Manual page 49

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Page 48
9.2
Information Available
to Operator
While Breaker ls in Service
Table
9-1 lists the available information provided
by Digitrip RMS
Trip Units while the Breaker is
in
service.
Table
9-1
Data available
local to, or remote
from, the
Digitrip RMS Trip
Unit during operation.
RMS
510
RMS
otu
BMS
810
RMS
910
Unit Status Green
LED
flashes
to indicate normal
operation of Trip Unit.
X
X X
X
Long Delay Red LED
flashes when
Breaker is
in
Long Delay Pickup and timing out
to trip.
X
X X X
High Load Red
LED
lights when current level
stays
within 85% of
Long Delay Pickup for 40 seconds.
X
X
X
ATR
High Load
contact closes
for
remote
indication
when current level stays
within 85% of
Long Delay
Pickup for 40 seconds.
X
X X
Alphanumeric Digital Display,
showing:
LDPU
(Flashing) when Breaker in Long Delay Pickup;
lndividual
Phase
Cunents
(reading
in
amps
x
1000);
Ground Current (reading
in amps
x
1000);
Peak Demand
(Mega Watts);
Present Demand (Mega Watts);
Energy
(Mega Watt Hours).
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
Depress STEP
push-button to
view selected
field.
X
X X
Depress RESET
push-button to reset peak demand.
X X
Communications Data Available
for remote
use
at
master
PC,
including:
Trip Unit PowerNet
Address (set at Trip Unit);
Breaker Status (open or closed);
Reason for Status (normal, LDPU alarm, or other);
Breaker Rating Plug lnstalled;
High Load lndication;
lndividual Phase
Current levels
(amps);
Ground Current levels
(amPs);
Peak Demand
(Mega Watts);
Present Demand (Mega Watts);
Energy
(Mega Watt Hours);
Power Factor;
Power Quality (Harmonics);
Voltage.
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
ElT.t
Efiective 9/01