Standards UIC - International railway union - Page 60

Investigation of tractive units equipped with choppers Test with several railcars on the 3 kV d.c. system of the SNCB

Studies and results of interference caused by thyristor locomotives working on 25 kV, 50 and 60 Hz

Studies with d.c. chopper controlled trainsets Tests on the NS 1,5 kV d.c. power supply system

Studies of a.c. thyristor locomotives for 15 kV 16 2/3 Hz cycles and the effect on 100 Hz trackcircuit installations (tests with ÖBB locomo tive 1043)

Investigation of the effects of harmonics in catenary contact wires on high voltage supply networks

Tests with a series 420 16 2/3 Hz a.c. trainset equipped with different asymmetric thyristor bridges with controlled turnoff

Progress of work and summary of results relating to interference from thyristor control systems

Interference from chopper controlled locomotives: Investigations and results obtained on the 1.5 kV SNCF system

Investigation of interference in track circuits from static converters used for electric passenger train heating

Thyristor chopper control and harmonic current in tractoin supply systems