Installing the PowerCard
1. Execute the steps described in the section "Removing the PowerCard" in the reverse order.
2. When tightening the screws, make sure that you use the appropriate torque that is
permissible for each screw type.
Screw type
Torque
M6
6 Nm
M8
10 Nm
Final checks
1. Make sure that all the screws have been tightened with the correct torques.
2. Make sure that all the connections are secure.
NOTICE
Material damage if electrical connections are incorrectly established
Incorrectly connecting the auxiliary power supply and the fiber-optic cable connection to
the IGBT power semiconductors can result in disturbances when the drive is operational
and material damage to the device itself.
● Once you have replaced the PowerCard, make sure that the electrical connections
have been carefully and securely restored.
Note
Ventilating the deionized water circuit
Vent the deionized water circuit after replacing a PowerCard.
9.5.6
Replacing the Power Stack Adapter
Required tools
● Torx screwdriver Tx30
● 2.5 mm slotted screwdriver
Removing the Power Stack Adapter
1. Withdraw all fiber-optic cables
Ensure that the disconnection is made only directly on the connector and not on the fiber-
optic cable.
2. Withdraw all DRIVE-CLiQ cables directly at the connectors.
3. Use a slotted screwdriver to remove the connectors for the control cables.
Disconnect the connectors for the control cables from the terminal strip.
Maintenance
9.5 Repair
SINAMICS SM150 6SL3815-7NP41-0AA1
Operating Instructions Rev.201910281301 EXAMPLE
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