Powell AP.CBM.01 EIM, Руководство пользователя

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24 Troubleshooting
Circuit Breaker Monitor
01.4IB.48070A
c. Clearing CBM Parameter Alarms
Circuit breaker performance parameter
alarms can only be cleared by
performing a satisfactory circuit breaker
operation (the operation must be
within the normal band). Any alarm will
remain regardless of acknowledgment
until a good operation is performed.
Acknowledgement within BreakerView
is required in order to remove alert flags
there.
Environmental alarms can be cleared
by:
i. Correcting the environmental
condition (restore the value to
within the normal band).
ii. Clicking on the "Acknowledge All"
button and entering a name within
the BreakerView Software (refer to
BreakerView Software manual for
additional details).
2) CBM System Failure Indications
a. Troubleshooting CBM Power
Loss/Failure
i. No CBM LED indications.
ii. No communications from the CBM
to the IRIM, BreakerView will not
show the breaker as available.
iii. Check power to CBM circuit.
iv. If no power present, correct power
connections.
v. If power is present, replace CBM.
b. Troubleshooting CBM IRIM Power
Loss/Failure
i. No IRIM LED indications.
ii. No EIM pulsing or flashing LEDs.
iii. No communications on network to
IRIM.
iv. Check power to IRIM circuit.
v. Inspect wiring to IRIM.
vi. If no power present, correct
connections.
vii. If power present at IRIM, replace
unit.
c. Troubleshooting CBM Voltage
Indications Not Present
i. Inspect BreakerView "Operations"
tab for display of voltage, verify that
"Voltage" is selected.
ii. If the display is correct, inspect
wiring to CBM from device to input
channel.
iii. If wiring is correct, replace CBM.