Connecting A Redundant Power Supply - Siemens SIMATIC IPC647D Operating Instructions Manual

3.3.4.3

Connecting a redundant power supply

Requirement
● The device is fully disconnected from the mains voltage, see chapter "Switching on the
● 2 power cables
● 2 power plug latches from the accessory kit
● 1 T10 screwdriver
Procedure
Read the section "ESD guideline (Page 119)".
Removal
1.
2.
3.
4.
5.
6.
Note
If only one power supply module is switched on or connected, or a module is defective, a
warning signal is emitted. You cancel the warning signal by pressing the acknowledgment
button
The status is also displayed and signaled by the SIMATIC monitoring software, if active. You
can mute the acoustic alarm in the SIMATIC monitoring software.
Risk of fire
When the power plug is secured with a latch, the power outlet must be freely accessible to
allow the device to be easily removed from the mains.
Installation
Install the device in reverse order.
SIMATIC IPC647D
Operating Instructions, 01/2014, A5E32996306-AA
device (Page 46)".
Switch off both on/off switches
⑤
The LED extinguishes.
Plug in both power plugs
Switch on both on/off switches
⑤
The LED lights up.
Secure the power plugs, if necessary, to
prevent the power cables from becoming
loose accidentally.
①
Remove the screw
Slide the power plug latch
③
.
Fasten the power plug latch with screw
④
.
WARNING
⑥
.
③
.
⑥
.
.
②
over the plug
①
.
Installing and connecting the device
3.3 Connecting the device
39