To reduce overvoltages during the turning off of the gate turn off thyristors, which overvoltages originate from stray inductances in the feed lines, an overvoltage capacitor is connected in parallel with {HEAD ~ these thyristors} via {TAIL ~ the reactor free wheeling diode} 
To reduce overvoltages during the turning off of the gate turn off thyristors , which overvoltages originate from stray inductances in the feed lines , an overvoltage capacitor is connected in parallel with { HEAD ~ these thyristors } via { TAIL ~ the reactor free wheeling diode }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL