Power Supply Unit Ps500 - Dräger Babylog VN500 Instructions For Use Manual

Internal battery operation
In the event that the mains power supply fails,
Babylog VN500 switches over (without interrup-
tion) to the internal battery. The state of charge of
the internal battery is reduced when the device
switches over to the internal battery. The LED
on Infinity C500 lights yellow as soon as the state of
charge is less than 90 %.
The switch-over to the internal battery is indicated
with the alarm message Internal battery activat-
ed. The alarm priority can be configured, see "Set-
ting the priority of the battery alarm" on page 151.

Power supply unit PS500

The Workstation Neonatal Care can be equipped
with an uninterruptible power supply via the power
supply unit PS500, which ensures operation of the
Workstation Neonatal Care for at least 100 minutes
in the event of a power supply failure and during the
transportation of patients within the hospital (pro-
vided the batteries are fully charged and new and
ventilation is typical).
Components and terms
Mains power supply
Power supply of PS500 is via the mains connection
cable from the mains power supply. Information on
voltage ranges and mains power characteristic val-
ues can be found in chapter Technical Data, Oper-
ating Characteristic Values.
Internal batteries PS500
PS500 is provided with internal batteries to ensure
operation of the Workstation Neonatal Care for at
least 100 minutes in the event of a power failure
(provided that the batteries are fully charged and
new). Battery operation is possible for longer in the
absence of the gas supply unit GS500.
The internal batteries are always contained in the
Instructions for Use Infinity Acute Care System – Babylog VN500 SW 2.n
About 2 minutes before expiration of the operating
time the device generates the alarm message
Internal battery low.
After expiration of the operating time, the device
generates the alarm message Internal battery dis-
charged. Reestablish the supply of mains power
immediately to avoid an interruption of the ventila-
tion functions.
Recharge the battery after power supply with the in-
ternal battery. Reestablish the supply of mains pow-
er immediately.
scope of delivery. Typically, the internal batteries
are only fully charged after charging for 8 hours.
PS500 displays the
Use of power supplies
The supply of the Workstation Neonatal Care with
electrical power is prioritized based on the following
sources:
– Mains power
– Internal batteries PS500
The switch-over between these sources takes
place without interruption to operation according to
the following rules:
– If there is sufficient mains power, the mains
power supply is always used as the power
source.
– If mains power supply is not sufficient, the inter-
nal batteries are used.
Operation
symbol on the front.
107