11.2.24 Brake IGBT Module
Drives congured with the brake option have a brake IGBT module. To remove or reinstall the optional brake IGBT module,
use the following steps. Refer to Illustration 11.30.
Disassembly
1. Remove the gate drive card. See
chapter 11.2.14 Gate Drive Card.
2. Remove the DC bus rails. Refer to
chapter 11.2.18 DC Bus Rails.
3. Remove the snubber capacitor and 3 busbars
from the brake IGBT module by removing 3
screws (T40).
4. Remove the insulator shield by removing 2 plastic
standoîš‚s.
5. Remove the SCR input busbars. See
chapter 11.2.16 SCR Input Busbars.
6. Remove the brake IGBT module by removing 10
screws (T25).
Reassembly
For reassembly, use the replacement brake IGBT
instructions provided with the spare parts kit.
D2h/D4h/D7h/D8h/J9 Unit Dis...
VLT
®
FC Series, D1h–D8h, Da2/Db2/Da4/Db4, E1h–E4h, J8/J9
230 Danfoss A/S © 02/2019 All rights reserved. MG94A502
1111
To Next Page
Loading...
Need help?
General