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Idiomas disponibles
Idiomas disponibles
3. Operation of A type Trip Relay
1) Menu Tree
•Each movement within Menu Tree can be done by using Menu and ESC button.
•Use UP(▵)/Down(▿) button to move around each setting information under Relay Setting Display.
•If not pressing any button for 30seconds after moving to other screens, the screen moves back to Measurement Display and any relevant data will not be saved.
Relay setting
display
Long-time
Long-time
current setting
tripping delay
2) LCD Segment
3) Button Configuration
Trip Relay Setting
CAUTION
Measurement
display
Communication
Communication
Address setting
Speed set
Short-time
Short-time
pickup
tripping delay
NO
Segment that displays the types of relay current and time
①
- Display of Setting values or Event
Segment that displays numbers or characters
②
- Current, Time, and Simple character
Segment that displays the unit of current and time.
③
Low Battery Segment
④
- LED flickers at 2~3 second interval if the voltage of 3.6V Lithium battery built in OCR is discharged below 2.5V.
Communication Segment
⑤
- Upon answering to communication, it is displayed on the screen of Address and Speed Setting.
S egment which displays the measured current and the load rate of each phase
- Inverted triangle indicates the current of phase which is being displayed on Measurement Display.
⑥
- Load rate of R/S/T phase in proportion to Ir
When OCR is plugged in for the first time, all segments will be shown for approximately a second,
• O CR A type is composed of 6 buttons, and its LCD Back Light comes on for 30s if it sensing any
button pressed during its operation.
•After 30 seconds under Idle condition, it moves back to Measurement Display page.
• I f pressing ESC/RESET button in case of no power supply withOCR, BATT LED will come on to indicate
the residual quantity of battery.
• I f pressing ESC/RESET button in case of existing power supply with OCR, the status of LED only
can be checked, not checking residual quantity of battery
• O nly BATT LED turns on while pressing ESC/RESET button and other LEDs will turn on for 1~2 seconds
after releasing ESC/RESET button.
• I f ACB breaking the fault current normally, the information of cause for accident will be informed to
users by turning on Indication LED.
• A t this time Indication LED is operated by a separate battery built in OCR. Therefore, turn it off by
pressing ESC/RESET button when discovering the cause of fault.
- 20 -
Present time
Event
display
index
Instantaneous
Ground
pickup
-fault pickup
Contents
and then return to Measurement Display.
CAUTION
Firmware
version
Ground-fault
Ground-fault
tripping delay
current delay
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