Figure 12: APDM (front view)
Legend: APDM (front view)
No.
Component Description
1
SPD ALARM Connection for monitoring the surge protection device (SPD)
2
L
Input
Phase conductor connection for V
AC
input
voltage
3
N
Neutral conductor connection for V
AC
input
voltage
4
PE
Protective conductor connection for V
AC
input
voltage
5
L
Output
Phase conductor connection for the V
AC
output
voltage
‒
already connected with the PSU at
time of delivery
6
N
Neutral conductor connection for the V
AC
output
voltage
‒
already connected with the PSU at
time of delivery
7
PE
Protective conductor connection for the V
AC
output voltage
‒
already connected with the
PSU at time of delivery
3.2.2.2 Power Supply Unit (PSU) including Power Supply Module (PSM)
The Power Supply Unit (PSU) is a component of the power supply and is used for the V
AC
power supply.
Depending on the power supply, the number of installed CHUs and, if applicable, a
redundantly implemented power supply, up to four Power Supply Modules (PSM) are
installed.
Product description
Components > VAC power supply
DIB-R5 flexibleTx
38
Operation Manual 90DIBR5flexibleTxOM02 - 1.2