Danfoss iC7 Series Installation Manual - Page 5

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Danfoss iC7 Series Installation Manual
SCR/Diode Module Replacement for Fx09-Fx12/D1h–D8h/E1h–E4h
Installation Guide
1
2
Illustration 1: SCR/Diode Module Thermal Grease Pattern
1
Bottom surface of SCR/diode module
2
Thermal grease
4.
Place the module on the heat sink, and twist it back and forth to spread the thermal grease evenly on the SCR/diode mod-
ule and the heat sink surface.
5.
Align the mounting holes in the SCR/diode module with the holes in the heat sink.
6.
Insert the screws into the SCR/diode modules and hand tighten them.
7.
Wait 1 minute.
8.
Using a manual torque wrench to avoid over torquing the screws, follow the tightening sequence shown in
Apply 0.6 Nm (5.3 in-lb) of initial torque at a maximum of 100 RPM. Then apply final torque in the same sequence using
the values listed in
9.
Connect the gate lead to the cable connector on the SCR/diode module.
For SCR/diode module conversion kits, continue to
kit. Otherwise, complete the frequency converter reassembly as described in the service guide.
Danfoss A/S © 2022.07
Table
7.
2.3 Installing the SCR/Diode Module Busbars
Installation
Illustration
to install the rest of the
AN334838812834en-000201 / 130R0771 | 5
2.