Lenze MDFQA Operating Instructions - Manual (Page 34)

Electrical installation
Terminal box
Fan
6
EN
34 Lenze ¯ BA 33.0006 ¯ 3.0
6.4.4 Fan
1−phase
Terminal
Standard description Meaning
+
PE PE conductor
U1
U2 U1
U2 Connection to L1 − mains
Connection to N − mains
3−phase
Terminal
Standard description Meaning
+ PE PE conductor
L1
L2
L3 U
V
W Connection to L1 mains
Connection to L2 mains
Connection to L3 mains