Verification Of Outputs, And Dtr Operation; Verification Of Alarm Contacts; Local And Remote - GE DTR GEK-106305A Instruction Manual

7.8 VERIFICATION OF OUTPUTS, AND DTR OPERATION

The intention of these instructions is to verify the correct operation of DTR, as well as the operation of all its output
contacts. These instructions are based on the standard DTR configuration, as per the connections diagram
189C4160F1. Figure 1.
For different configurations, please verify that the described contact is associated to an output.
REFERENCE
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
•
With the relay disconnected, check that S6 is active and it becomes inactive when feeding the unit.
•
Check the front switch in LOCAL mode and check that: S13 is active and S14 is inactive
•
Check the front switch in REMOTE mode and check that: S14 is active and S13 is inactive
64
7. ACCEPTANCE TESTS
FUNCTION
TAP-UP COMMAND
TAP-DOWN COMMAND
AUTOMATIC
MANUAL
STOPPED
SYSTEM READY
STOP COMMAND
COMMAND NOT EXECUTED
IRREGULAR TAP CHANGE
UNDERVOLTAGE
OVERVOLTAGE

7.8.1 VERIFICATION OF ALARM CONTACTS; LOCAL AND REMOTE:

DTR Digital Tap Changer Controller
REFERENCE FUNCTION
S12 OVERCURRENT
S13 LOCAL
S14 REMOTE
SUCCESSIVE OPER.
S15
S16 EXCESSIVE OPER.
TAP BCD 1
S17
S18 TAP BCD 2
TAP BCD 3
S19
S20 TAP BCD 4
TAP BCD 5
S21
S22 TAP BCD 6
GE—106305A