Poznámky redaktora
♦Disconnect all cable from the terminals.
♦Disconnect the thyristors..
♦Mount the new thyristors (Use the torque the table)....
♦Disconnect the electrical connection the thyristors..
Use lint-free cloth (paper linen cloth)
♦A very thin layer ofheat transfer compound shall put the contact surfaces of
the modules with lint-free cloth.SKKT172 MCC132..
♦Mount the front cover.
♦Disconnect the voltage from terminals 1L1, 3L2, and 5L3 (main supply).MCC95 3,0 3,0 1
SKKT132..
♦Connect the voltage and the other cable.SKKT330 MCC225.Step step..
♦Mount the electrical connection the thyristors.
♦Discharge the tools and yourselfby touching earth.SKKT92 MCC26..
♦Remove the front cover.
Ready for start!!
Picture Picture Picture Picture 4
Semikron
Thyristor
IXYS
Mounting
torque
Terminal
connection
torque
Picture
SKKT27.MCC162 3,0 5,0 2
SKKT210.
Too much compound between module and heat sink will give bad thermal
conduction and cause risk overheating the thyristors.MCC312 3,0 9,0 3
SKKT500 MCC500 3,0Nm 12,0 4
-...
♦Clean the contact surface the heat sink and modules with Ethanol.
