Scr/Diode Module D1/D3 Units - Danfoss VLT HVAC Drive FC 100 Service Manual

7 D-Frame Sizes Disassembly and Assembly
Instructions

7.2.12 SCR/Diode Module D1/D3 Units

1.
2.
3.
4.
CONTINUED ON NEXT PAGES
7
Figure 7.16: D1/D3 SCR/Diode Module (1 of 3)
1
2
3
4
5
7-18
Remove the capacitor bank per instructions.
Remove the input terminal mounting plate per instructions.
Remove the retaining screw (T25) from terminal 1 of each SCR/diode module.
Remove the 8 mm retaining nut from the bus bar holding bracket and remove the bus
bar, one for each input phase.
1
2
3
4
Bus bar BB2 (Step 4)
Retaining screw access (Step 3)
Retaining nut (Step 4)
Bus bar BB1
SCR/diode module
MG.90.L1.22 - VLT
High Power Service Manual for VLT
5
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FC Series
Adjustable Frequency Drives