134 of 165 M-SV-VT-001-EN Rev. A
Variable Frequency Drive Components
Figure 171 - VFD Control
Card
4.2.1 VFD Card
Connections
The VFD Control Card is connected to the CCM via an RS-485 cable. Figure 172 (RS-485 and Interlock
Connection Details) illustrates the connection to the VFD Control Card. Refer to the “VTT Service
Electronics Assembly” section for the details on the CCM connection.
Figure 172 - RS 485 and
Interlock Connection Details
61
68
69
39
42
50
53
54
12
13
18
19
27
29
32
33
20
37
55
VFD Control Card
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