VS_2017

Technical Details – Components for Discharge Lamps
Circuit diagrams for mercury vapour lamps (HM)
67
68
69
HM lamps
HM lamps (ballasts with
two alternative voltage tapping points)
HM lamps (ballasts with
two alternative power tapping points)
70
71
HM lamps (ballasts with two alternative voltage
and power tapping points apiece)
Start-up switch for HM lamps with auxiliary lamp
Power reduction of mercury vapour lamps (HM lamps)
LST connectable to L1, L2 and L3
92
93
94
Disconnected control phase (L ST = 0 V)
with ballasts with two tapping points
Connected control phase (L ST = 230 V)
with ballasts with two tapping points
Disconnected control phase (L ST = 0 V)
with ballasts with two tapping points
95
96
97
Connected control phase (LST = 230 V)
with ballasts with two tapping points
Disconnected control phase (LST = 0 V)
with two ballasts connected in parallel
Electronic power reduction without control phase
98
Ballasts with two tapping points and
two voltage tapping points (L ST = 0 V or L ST > 0 V)
94