Danfoss VLT FC 100 Service Manual

7.4 D2h/D4h Disassembly and Assembly
Instructions
7.4.1 General Information
Note that these disassembly instructions are based on the
IP20 enclosure. Some details may vary for the IP21 (NEMA
1) IP54 (NEMA 12) enclosure.
7.4.2 Control Card and Control Card
Mounting Plate
1
2
3
4
5
6
130BX448.10
Figure 7.11 Control Card and Control Card Mounting Plate
1 Control card mounting plate 4 Control terminals
2 Top fan 5 LCP cradle
3 T25 screw 6 LCP
Table 7.11 Legend to Figure 7.11
1. Open the front panel door or remove the front
cover, depending on the enclosure type.
2. Remove the LCP cradle. The LCP cradle can be
removed by hand.
3. Remove any customer control wiring from the
control card terminal blocks and option cards.
4. Remove the four screws (T20) from the corners of
the control card mounting plate.
5. Unplug the ribbon cable connecting the control
card and the power card.
Reinstall in reverse order of this procedure and tighten
hardware according to chapter 1.7 General Torque
Tightening Values.
7.4.3
Power Card Mounting Plate
1
7
3
9
11
2
4
5
6
8
10
12
130BX449.10
12
Figure 7.12 Power Card and Power Card Mounting Plate
1 Power card PCA3 7 Plastic standoff
2 Scaling card 8 MK501
3 MK902 9 MK502
4 MK106 10 MK101
5 Power card mounting plate 11 MK103
6 0.3 in [8 mm] standoff 12 MK104
Table 7.12 Legend to Figure 7.12
1. Remove the control card mounting plate in
accordance with chapter 7.4.2 Control Card and
Control Card Mounting Plate.
2. The power card mounting plate can be removed
with the power card still attached. If the power
card is to be removed, remove it in accordance
with chapter 7.4.4 Power Card.
3. To remove the power card mounting plate with
the power card attached, unplug connectors:
•
MK101
•
MK103
•
MK501
•
MK502
•
MK902
4. If customer connections are present, unplug
connectors MK500 and MK106.
5. Remove the four screws (T25), one from each
corner of the mounting plate.
6. Remove the one screw (T25) from the top center
of the mounting plate.
Disassembly and Assembly In...
Service Manual
MG94A222 Danfoss A/S © Rev. 2014-02-10 All rights reserved. 103
7 7

Danfoss VLT FC 100 Specifications

General

Brand	Danfoss
Model	VLT FC 100
Category	DC Drives
Language	English