6. Menu
SETPOINTS
VFR Voltage Frequency Relay
6.2
Instruction Manual: VFR GBM 06/10/2021
System Setup
df/dt Cycles
Value
5
(*)
RANGE: 4; 5; 6
STEPS: 1
Specify the number of cycles for the frequency and df/dt calculation
System Setup
df/dt Dropout
Value
80%
(*)
RANGE: 50
90
STEPS: 1
Select the percentage value of the setpoint df/dt, below whose level the df/dt
protection function restarts the counter accumulation time. See [
6.5 Setpoints:
FREQUENCY PROTECTION: df/dt section
].
If the counter accumulation time restarts, the failure condition will cause the
intervention of the protection only after the selected delay time. See [
6.5 Setpoints:
FREQUENCY PROTECTION: df/dt Delay]
System Setup
Command
Value
RS485+BLE
RANGE: Local; RS485+BLE; BLE; RS485
Choose the enabled command source.
The local HMI always remains enabled.
System Setup
Out of Service Relay
Value
None
RANGE: None; Aux8
Enable or disable the Out of Service function on AUX8.
If enabled, the AUX8 output relay will be forced as latched and energized; it’s
state will change only in case of internal fault, power supply loss.
If enabled, do not associate the AUX8 in an of the protection functions, a
discrepancy condition will occur.
6.3 Setpoints: DATE & TIME
Date & Time
2018. Jan. 9
16:54:02:00
Press
ENTER
to modify.
Date & Time
2018. Jan. 9
16:54:02:00
Enter Password
- - - -
Insert the First-Level password (PSW1) to set or modify Date and Time.
To store new Date and Time:
1.
Insert the correct password, if required, using
▲ and ▼
2.
If the password is correct, the year will blink.
Date & Time
2018. Jan. 9
16:54:02:00
Value
2018. Jan. 9
16:54:02:00
3.
Select the year using
▲ and ▼ and press
ENTER
.
4.
Repeat steps 2 and 3 for month, day, hour, minutes, and seconds.
5.
Press
ENTER
to store the new date and time.
Note: press
ENTER
, the decimals of the seconds will begin from zero (0).
