Adapting The Hardware To External Control Voltage; Preparations For Accessing The "Switching Power Supply" Board; Preparing Compact Devices With Size Up To 165 Mm - Siemens SINAMICS G180 Installation And Operating Instructions Manual

Electrical connection
6.7 Connection of external control voltage
● For main contactor on the line voltage side
● If the display should also function when no line voltage is present
● If the inverter should restart operation approx. 3 s faster than without external control
6.7.3

Adapting the hardware to external control voltage

● Change the inverter from internal control voltage using the DC link to external control
Procedure
● Change over the white connector on the "switched-mode power supply" board from ‑X2 for
Switching power supply with connector on internal
control voltage
6.7.4

Preparations for accessing the "switching power supply" board

6.7.4.1

Preparing compact devices with size up to 165 mm

This instruction is applicable for compact devices up to a size of 165 mm with the identifier
2T..‑07400‑011 or 2T..‑07500‑015.
Procedure
1. Unscrew the blue cover at the screw above –X25 and lift up the cover.
2. Turn the two screws of the grey cover underneath by 90° and lift up the cover.
3. Undo all screws for the right-hand side panel which are visible from outside and one internal
62
voltage in the case of momentary mains power failures. The initialization time of approx. 3
s does not apply in the case of external supply.
voltage.
"internal" to‑X5 for "external".
nut in the connection area. Lift off the side panel.
Switching power supply with connector on external
control voltage
Installation and operating instructions Sinamics G180
Operating Instructions, 05/2013, 4BS0751-001