Discharge the tools and yourself by
touching earth (if you are not earthed).
2..
Fig.
Please note that the gate wires have a
new connection position -
See colour marking Fig.12
3.
4.5) for the gate wires and other internal connections. Mount the front cover. Remove the old PCB.
This chapter valid replacing broken with newer revision (rev later) PCB. Older PCB with connectors.
11. Mount also the connector for Supply
Voltage.
9.
Fig.
Step step. Remove the front cover. Connect the voltage and the other cable. Disconnect all cables from the terminals to.
10.
6. Mount the new PCB. Disconnect the cable the PCB from the
thyristors, fans and thermal switch. Mount the cable the PCB from the
thyristors, fans and thermal switch.Start here if
Replacing PCB marked Rev revision (Not valid for 690V). Disconnect the voltage from terminals 1L1,
3L2 and 5L3 (main supply).
5. Please note that
the gate cable connections are different the new PCB, Check this following the cable colors figure 6
below. Discharge the package with the new PCB
by moving earth.
1.
13.
7. 6.
These PCB have white colored connectors (see Fig.
8.
Also make sure that you have connected the cables from the thyristors
in the correct position differ from the old PCB DS
Ready for start!!
-. New PCB rev later
PS make sure that you are placing the jumper for supply voltage the
correct position, 110 120V 220 240V
