Danfoss VLT FC 102 Series Design Manual page 101

Electrical Installation
91
92
93
96
97
L1 L2
L3
U
V
95
99
Figure 6.18 Motor Connection Enclosure Type C1 and C2
(IP21/NEMA Type 1 and IP55/66/NEMA Type 12)
Figure 6.19 Motor Connection for Enclosure Type C3 and C4
MG11BC22
Design Guide
88 89
81
8
DC-
DC+
R- R+
98
W
Danfoss A/S © Rev. 06/2014 All rights reserved.
Term. 96 97 98 99
no.
U V W PE 1) Motor voltage 0–100% of AC line
voltage.
3 wires out of motor
U1 V1 W1 Delta-connected
1)
PE
W2 U2 V2 6 wires out of motor
U1 V1 W1 PE 1) Star-connected U2, V2, W2
U2, V2 and W2 to be interconnected
separately.
Table 6.2 Terminal Descriptions
1) Protected Ground Connection
Motor
U V W
2 2 2
U V W
1 1 1
FC
96 97 98
Figure 6.20 Star and Delta Connections
NOTICE!
In motors without phase insulation paper or other
insulation reinforcement suitable for operation with
voltage supply (such as an adjustable frequency drive),
fit a sine-wave filter on the output of the adjustable
frequency drive.
Motor
U V W
2 2 2
V W
U
1 1
1
FC
96 97 98
99
6 6