Siemens SENTRON Manual page 64

Connection
6.2 Connecting the main circuit
1. Mount the busbar on the transfer switching equipment.
– Version 3 and 5 (vertical alignment) each with 3 bolts, 6 washers and 3 nuts.
– Version 4 and 6 (horizontal alignment) each with 5 bolts, 10 washers and 5 nuts.
Figure 6-40
Figure 6-41
2. Connect the mounted transfer switching equipment to the power supply systems.
– For the 3-pole type with 6 x the above listed bolt set.
– For the 4-pole type with 8 x the above listed bolt set.
64
Connecting versions 3 and 4 (2000 A to 2500 A)
Connecting versions 5 and 6 (2900 A or 3200 A)
Manual, 08/2017, L1V30368969104A-02