1 power connection of standard controllers, Installation, 1 power connection of standard controller – Lenze EDS4900U-REG User Manual
Page 44
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Installation
4-6
48XX/49XXSHB0399
4.3.1
Power connection of standard controller
Z1
K1
F’1...F’3
L K
F’’1...F’’3
L1 L2 L3
L1 L2 L3
L’1
L’2
L’3
L1 L2 L3
PE
B
F’4
M
M1
A
I
K
A
B
S1 S2
I
K
L1.2L2.2 L3.2
PE
L3.1
L1.1
FF16A
500V
4902/3/5LP
4902VP
F4
F3
M0,5A 500V
F1 F2
BR1
BR2
BR5
BR3
BR4
R
C
PE
V
mains
= 340 ... 460 V~
0%50 ... 60 Hz
J
4900Str003
FIG 4-3
Power connection of controllers 4902 to 4907
K1
Mains contactor
F’1...F’4
Semiconductor fuses for controller protection
F’’1...F’’3
Line protection fuses
L
K
Commutating choke (mains choke)
Z1
RFI filter
BR1 - BR5
0
W wire bridge
¥
Field controller
¦
Power stage
§
Auxiliary starting circuit
With field voltages > 300V and field currents < 200mA an auxiliary starting circuit should be used.
Recommended dimensioning: R = 330
W/ 20 W; C = 0.22 mF/400V AC.
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