4 Electrical connection
4.6 Free-running economy circuit, purely resistive loads
Only possible in
burst-firing
mode with
P-control
30
U
= phase-phase voltage
L
U
= phase-neutral voltage
N
U
= voltage on thyristor power unit I
Thy
P
= total controlled power
tot
I
= current in phase conductor
L
= current in thyristor power unit
Thy
Power units 05.01