Teleprotection Channel Tests; Incipient Fault Detector; Remaining Connection Status - GE D30 Instruction Manual

STATUS
These actual values represent the state of direct devices 1 through 16.

6.3.18 Teleprotection channel tests

ACTUAL VALUES  STATUS  TELEPROT CH TESTS
 TELEPROT CH TESTS

The status information for two channels is shown here.
CHANNEL 1 STATUS
data is being received from the remote terminal; If the value is "FAIL," teleprotection enabled and data is not being received
from the remote terminal. If "n/a," teleprotection is disabled.
CHANNEL 1 LOST PACKETS
The number of lost packets represents data packets lost in transmission; this count can be reset to 0 through the
COMMANDS  CLEAR RECORDS
VALIDITY OF CHANNEL CONFIGURATION
check, and hence validity. If a remote relay ID does not match the programmed ID at the local relay, the "FAIL" message
displays. The "N/A" value appears if the local relay ID is set to a default value of "0," the channel is failed, or if the
teleprotection inputs/outputs are not enabled.
6

6.3.19 Incipient fault detector

ACTUAL VALUES  STATUS  INCIPIENT FAULT  INCIPIENT FAULT 1
 INCIPIENT FAULT 1

The number of detected incipient faults for each incipient fault element are displayed here for each phase. These values
can be reset to zero with the

6.3.20 Remaining connection status

ACTUAL VALUES  STATUS  COMM STATUS REMAINING CONNECT
 COMM STATUS
 REMAINING CONNECT
6-10
CHANNEL 1

STATUS: n/a
CHANNEL 1 LOST

PACKETS:
CHANNEL 2

STATUS: n/a
CHANNEL 2 LOST

PACKETS:
VALIDITY OF CHANNEL

CONFIGURATION: FAIL
— This represents the receiver status of each channel. If the value is "OK," teleprotection is enabled and
— Data is transmitted to the remote terminals in data packets at a rate of two packets per cycle.
menu.
— This value displays the current state of the communications channel identification
INCIPIENT FAULT 1

PH A FAULTS: 0
INCIPIENT FAULT 1

PH B FAULTS: 0
INCIPIENT FAULT 1

PH C FAULTS: 0
COMMANDS  CLEAR RECORDS  CLEAR INCIPENT FAULT COUNTERS
MMS TCP(max 5)

5
MODBUS TCP (max 4)

4
DNP TCP(max 2)

2
Range: n/a, FAIL, OK
Range: 1 to 65535 in steps of 1
1
Range: n/a, FAIL, OK
Range: 1 to 65535 in steps of 1
1
Range: n/a, FAIL, OK
Range: 0 to 65535 in steps of 1
Range: 0 to 65535 in steps of 1
Range: 0 to 65535 in steps of 1
Range: 0 to 5
Range: 0 to 4
Range: 0 to 2
D30 LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 6: ACTUAL VALUES
command.