Connection - Siemens SIDOOR AT40 System Manual

Material damage
The connection cables of the transformer cannot be replaced.
• Scrap the unit if the line is damaged.
Procedure
Proceed as follows to install the transformer:
Steps
1. Drill the hole for the screw
dimension drawing.
2. Secure the transformer with 1 screw (M6, mini‐
mum length 70 mm)
7.3.3

Connection

Requirements
Dangerous electrical voltage!
When operating electrical devices, certain parts of these devices are necessarily under
dangerous voltage. Failure to observe the operating instructions can therefore result in serious
injury or material damage.
• Observe the operating instructions.
• Switch off all current sources and provide them with a switch-on guard before performing
• Adhere to national regulations.
AT40 and ATD400V for elevators
System Manual, 06/2022, A5E42192709-AH
CAUTION
①
as shown in the
①
on a flat metal surface.
WARNING
any work on the device.
Figure
Power supply
7.3 SIDOOR TRANSFORMER UL
131