Installation, Show/hide bookmarks, Power stage – Lenze EDS4900U-REG User Manual
Page 46: Field controller
Installation
4-8
48XX/49XXSHB0399
4900Str129
Z 1
K 1
L
K
F ' ' 1 . . . F ' ' 3
L 1
L 2
L 3
L 1
L 2
L 3
L ' 1
L ' 2
L ' 3
L 1
L 2
L 3
P E
B
M
M 1
A
I
K
A
B
S 1
S 2
J
I
K
L 1 . 2 L 2 . 2 L 3 . 2
P E
L 2 . 3
L 1 . 3
F F 3 2 A
6 0 0 V
4 9 1 1 L P
4 9 0 2 V P
F 4
F 3
M 0 , 5 A 5 0 0 V
F 1
F 2
B R 5
B R 3
B R 4
P E
V
m a i n s
= 3 4 0 . . . 4 6 0 V ~ ± 0 % 5 0 . . . 6 0 H z
F 5
F 6
F F 1 6 A 5 0 0 V
F 7
L 3 . 1
L 1 . 1
M
~
9 5
9 6
V = 2 0 0 . . . 2 4 0 V ~ 5 0 . . . 6 0 H z
0 , 3 A
F 1 . 2
F 2 . 2
F 3 . 2
F 3 . 1
F 2 . 1
F 1 . 1
L
K 2
L
K 2
F ' ' 4
F ' ' 5
Z 2
L 1
N
L 1
N
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
K
Commutating choke (mains choke)
Z1
RFI filter
Z2
RFI filter for separate fan supply
BR3 - BR5
0
W wire bridge
¥
Power stage
¦
Field controller
§
Fan
It is not necessary to protect mains and armature cables by semiconductor fuses, because the thyristors are already protected by
internal cell fuses.
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