Connecting To The Foundation - Siemens 6SL3845-7NN46-7AA2 Operating Instructions & Installation Instructions

Installation

5.6 Connecting to the foundation

7. Shift one of the thicker GRP spacers onto the GRP threaded rod. Shift CU bar "A3+" onto
8. Screw the CU bar onto the busbars of the capacitor cabinet and the power section using
9. Shift the last narrow GRP spacer and the Makrolon cover onto the GRP threaded rods.
10.From the front, screw the GRP nuts onto the GRP threaded rods. Tighten the nuts with a
5.6 Connecting to the foundation
Preparatory steps
1. Ensure that access to the holes in the bottom of the cabinets is unobstructed.
Securing the cabinet to the floor
The following details are specified in the dimension drawing:
● Mounting holes
● Mounting dimensions
● Distance between the cabinet top and the room ceiling
Holes are provided for M12 screws for securing the cabinet to the foundation.
Install the transportation units in accordance with the specifications provided in the
accompanying dimension drawings in "Layout diagrams and dimension drawings".
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the GRP threaded rods.
M8 x 20 mm screws. Tighten the screws with a torque of 13 Nm.
Note
● For the upper connection, first shift the Makrolon cover and then the GRP spacer. The
Makrolon cover lies on the copper bar.
● For the lower connection, first shift the GRP spacer and then the Makrolon cover. The
Makrolon cover lies on the GRP spacer.
torque of 10 Nm.
SINAMICS SM150 6SL3845-7NN46-7AA2
Operating Instructions Rev.201910281345 EXAMPLE