ABB RELION REX640, Техническое руководство, Страница: 1806 / 1960

Name Type Values (Range) Unit Description
Transfer duration FLOAT32 0.0...200000.0 ms Time between transfer
initiation and CB close
command
Busbar Max dv/dt FLOAT32 -100.00...100.00 Maximum rate of
change of busbar volt-
age
Busbar Max df/dt FLOAT32 -100.00...100.00 Maximum rate of
change of frequency of
busbar voltage
Busbar voltage FLOAT32 0.0...10.0 Busbar voltage at the
time of CB close com-
mand
Busbar frequency FLOAT32 35.00...75.00 Hz Busbar frequency at the
time of CB close com-
mand
Phase difference FLOAT32 -180.0...180.0 deg Busbar and standby
feeder phase diff at CB
close command
CB decoupled BOOLEAN
0=False
1=True
CB decoupling hap-
pened during the trans-
fer
Loadshed operated BOOLEAN
0=False
1=True
Load shedding operat-
ed during transfer
9.12.10 Technical data
Table 1615: HSABTC Technical data
Characteristic Value
Operation
accuracy
Voltage ±1.5% of the set value or ±0.002 × Un, frequency range
±10Hz
Frequency ±25mHz of the set value
Initiation time Minimum Typical Maximum
Under voltage
1, 2, 3
14 ms 18 ms 21 ms
Under frequency
2, 3, 4
47 ms 49 ms 50 ms
External (binary in-
put)
2, 3, 5
9 ms 10 ms 12 ms
Initiation time accuracy ±20 ms of the set value
Operate time accuracy ±1.0% of the set value or ±20 ms
1 Start val Voltage = 0.95 × Un, voltage before fault = 1.0 × Un, fault voltage = 0.9 × set Start
val Voltage, undervoltage in one phase-to-phase voltage with nominal frequency injected from
random phase angle
2
Measured with static power output (SPO)
3
Results based on statistical distribution of 1000 measurements
4
Applies to continuous frequency change. If frequency change ≥ 0.5Hz (disturbance in network or
due to test setup), then initiation time is increased with 100ms to prevent false reaction.
5
Excluding the delay of the external triggering device
Control functions 1MRS759142 F
1806 REX640
Technical Manual