ABB RELION 670 Series Technical Manual page 687

1MRK 502 066-UUS B
10.4.4 Signals
Table 397: FTAQFVR (81A) Input signals
Name
I3P
V3P
BLOCK
CBCLOSE
CBOPEN
LOADINIT
HOLDACC
RESETACC
Table 398: FTAQFVR (81A) Output signals
Name
ERROR
TRIP
TRIPACC
TRIPCONT
BFI_3P
ACCALARM
STRORHLD
FREQOK
VOLTOK
10.4.5 Settings
Table 399: FTAQFVR (81A) Group settings (basic)
Name Values (Range)
Operation Disabled
Enabled
tContinuous 0.0 - 6000.0
tAccLimit 10.0 - 90000.0
FreqHighLimit 35.00 - 90.00
FreqLowLimit 30.00 - 85.00
Table continues on next page
Technical manual
Type Default Description
GROUP - Group signal for three phase current
SIGNAL
GROUP - Group signal for three phase voltage
SIGNAL
BOOLEAN 0 Block of function
BOOLEAN 0 Circuit breaker closed status input
BOOLEAN 0 Circuit breaker open status input
BOOLEAN 0 Loads the initial accumulation time to the function
BOOLEAN 0 Holds the time accumulation when input is activated
BOOLEAN 0 Resetting the accumulated time of the function block
Type Description
BOOLEAN Error output for incorrect settings
BOOLEAN Trip signal of the function
BOOLEAN Trip signal when accumulation time is exceeded the set limit
BOOLEAN Trip signal when continuous time is exceeded the set limit
BOOLEAN Pickup signal of the function
BOOLEAN Alarm signal for reaching the frequency time accumulation value
BOOLEAN Activated when function starts or HOLDACC input is active
BOOLEAN Indicates the system frequency within the frequency band limits
BOOLEAN Indicates the system voltage within the voltage band limits
Unit Step
- -
s 0.1
s 0.1
Hz 0.01
Hz 0.01
Default Description
Disabled Disable/Enable operation of the function
20.0 Continuous time limit for frequency band
limits
600.0 Accumulation time limit for frequency
band limits
47.50 Frequency High limit value
47.00 Frequency Low limit value
Section 10
Frequency protection
PID-3229-INPUTSIGNALS v9
PID-3229-OUTPUTSIGNALS v9
PID-3229-SETTINGS v9
681