Eaton Cutler-Hammer Digitrip RMS 510 - 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