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34006451EN/AC - Page 35
Appendix
3.3 Details of earthing connections in the various cubicles
Rectifier-inverter cubicle
120 to 1200 kVA Static Switch Cubicles
AIRZ AIRZ
connection with
a bolt, nut and
contact washer
mains 1
mains 2
inverter
input
inverter
input
transformer
three-phase
inductor
battery
inductor
inverter
transformer
transformer
inverter
transformer
door
door
door
frame
door
frame
earth bar
left cubicle right cubicle
connection with a bolt,
nut and contact washer
mains 2
AIRZ
transformer
earth bar
input
door
frame
inverters
AIRZ
only for 120
to 800kVA
static-switch
cubicles
door