6. Menu
SETPOINTS
VFR Voltage Frequency Relay
6.6
Instruction Manual: VFR GBM 06/10/2021
Frequency Protect.
UnderFrequency4 Level
Value
59.0 Hz
RANGE: 47.0
59.9
STEPS: 0.1
Enter the UnderFrequency4 intervention level.
The protection will activate when the frequency drops below this value for a period
>= UnderFrequency4 Delay value.
[6.5
Setpoints: FREQUENCY PROT.
]
If UnderFrequency4 Relay
≠
NONE
Frequency Protect.
UnderFrequency4 Reset
Value
59.2 Hz
RANGE: 47.1
60.0
STEPS: 0.1
Enter the value at which the faulty condition for UnderFrequency4 drops out. At
this point, it is possible to reset the VFR manually by pressing the Reset button.
[6.5
Setpoints: FREQUENCY PROT.
]
If UnderFrequency4 Relay
≠
NONE
Frequency Protect.
UnderFrequency4 Delay
Value
0.15 s
RANGE: 0.10
600
STEPS: 0.01; 0.1; 1
Enter the UnderFrequency4 protection intervention delay.
[6.5
Setpoints: FREQUENCY PROT.
]
If UnderFrequency4 Relay
≠
NONE
Frequency Protect.
UnderFrequency5
Relay
Value
- - - - - - - -
RANGE: NONE; ANY COMBINATION OF AUX1, AUX2, AUX3, AUX4, AUX5,
AUX6, AUX7 OR AUX8
When NONE is selected, the protection UnderFrequency5 will be disabled.
Frequency Protect.
UnderFrequency5 Level
Value
59.0 Hz
RANGE: 47.0
59.9
STEPS: 0.1
Enter the UnderFrequency5 intervention level.
The protection will activate when the frequency drops below this value for a period
>= UnderFrequency5 Delay value.
[6.5
Setpoints: FREQUENCY PROT.
]
If UnderFrequency5 Relay
≠
NONE
Frequency Protect.
UnderFrequency5 Reset
Value
59.2 Hz
RANGE: 47.1
60.0
STEPS: 0.1
Enter the value at which the faulty condition for UnderFrequency5 drops out. At
this point, it is possible to reset the VFR manually by pressing the Reset button.
[6.5
Setpoints: FREQUENCY PROT.
]
If UnderFrequency5 Relay
≠
NONE
Frequency Protect.
UnderFrequency5 Delay
Value
0.15 s
RANGE: 0.10
600
STEPS: 0.01, 0.1; 1
Enter the UnderFrequency5 protection intervention delay.
[6.5
Setpoints: FREQUENCY PROT.
]
If UnderFrequency5 Relay
≠
NONE
Frequency Protect.
UnderFrequency6
Relay
Value
- - - - - - - -
RANGE: NONE; ANY COMBINATION OF AUX1, AUX2, AUX3, AUX4, AUX5,
AUX6, AUX7 OR AUX8
When NONE is selected, the protection UnderFrequency6 will be disabled.
