Atlas Copco QAC 1100 Sd, Instruction Manual

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Circuit diagrams
The engine control circuit diagrams and the power
circuit diagrams for the QAC 1100 Sd are:
Current circuit - Qc4002
Unit Circuit
QAC 1100 Sd: Complete:1028 8769 17
Battery automatic charger
The automatic charger charges totally the batteries
and is disconnected when the unit starts.
In addition to the output terminals (secondary side)
the automatic battery charger has a potentiometer
for output voltage adjustment.The output voltage
can be defined by means of an isolated screwdriver
switch or adjustment pin, within an interval of
23.5-27.5 V, respectively 11.8-13.8 V.
The front indicator light shows the unit is
operating.
General Description
The CARBAT-0661 battery charger was designed
and manufactured with advanced technology and
has excellent performance and efficiency; it is ideal
for industrial, domestic, marine use, or any other
application involving 12V or 24 V lead acid
batteries in its system.
The chargers is of the HF-switched type, with
totally controlled output, where the battery receives
constant current during the charge.
With its aluminum case, the product is lightweight
and features a fastening support for rails in electric
switchboard.
Connection diagram
General information about
options
For the QAC 1100 Sd units, the following options
are available:
– Spark arrestor
– Earth leakage relay