Lenze 481 - Special Field Voltages; Field Voltage V F = 0.9 X V; Field Connection Via Autotransformer; Field Connection Via Transformer

20
L
4.4 Special field voltages
4.4.1 Field voltage V
F
= 0.9 x V
L1
,
L2
V
L1, L2, L3
= 340...460 V
V
I, K
= 0.9 x U
L1
,
L2
Example:
V
I, K
= 0.9 x 400 V
V
I, K
= 360 V
4.4.2 Field connection via autotransformer
V
L1, L2, L3
= 340...460 V
V
I, K
= 0.9 x U
L1
,
L2 (N)
4.4.3 Field connection via transformer
I
K
F1 F2 F3
L2
L3
L1
PE
Mains filter
L
K
L1 PE L2 L3 KI L2(N)L1.1
V
L1, L2, L3
= 340...460 V
V
I, K
= 0.9 x U
L1, L2 (N)