ABB SPAU 140 C User Manual And Technical Description page 14

14
Synchro-check relay module SPCU 3D45
Synchro-check function
Upper voltage level threshold U
Setting range
Voltage difference ∆U
Setting range
Frequency difference ∆f
Setting range
Phase difference ∆ϕ
Operate time when the voltage on the
energizing input rises from 0 to 1.0 x U
Operate time t of CB controlled
CB13
by stage 1
Operate time t of CB controlled
CB23
by stage 2
Voltage-check function
Upper voltage level threshold U
(the same as for the synchro-check function)
Setting range
Lower voltage level threshold U
Setting range
Energizing direction
Selectable energizing directions
for stage 1
Selectable energizing directions
for stage 2
Operate time delay t (dead time)
vc
- setting range
- setting accuracy
max
0.5...1.0 x U
0.02...0.4 x U
0.02...0.5 Hz
5...50°
160 ms ± 20 ms (fixed)
n
0.05...0.25 s
0.05...0.25 s
max
0.5...1.0 x U
min
0.1...0.8 x U
- both dead or U1 –> U3 or U1 <– U3
- U1 <– U3
- U1 –> U3
- U1 <– U3 or U1 –> U3
- both dead or U2 –> U3 or U2 <– U3
- U2 <– U3
- U2 –> U3
- U2 <– U3 or U2 –> U3
0.1...20 s
0.01 s
n
n
n
n