Lenze 4800 Manual page 46

Show/Hide Bookmarks
Installation
It is not necessary to protect mains and armature cables by semiconductor fuses, because the thyristors are already protected by
internal cell fuses.
4-8
48XX/49XXSHB0399
FIG 4-5 Power connection of controllers 4X11 to 4X13
K1 Mains contactor
F1.1 ... F3.2 Semiconductor fuses for controller protection
F''1...F''5 Line protection fuses
L Commutating choke (mains choke)
K
Z1 RFI filter
Z2 RFI filter for separate fan supply
BR3 - BR5 0W wire bridge
¥
Power stage
¦
Field controller
§
Fan
J
4900Str129