Electrical Features; Control And Indicator Panels - Atlas Copco QAS 14 Kd S5 ESF Instruction Manual

2.4

Electrical features

The electrical features described in this chapter are
standard provided on this generator. For all other
electrical features, see "Overview of the electrical
options" on page 67.
2.4.1

Control and indicator panels

To operate the generator, the QAS 14-20 control
panel contains a Qc1103™ or Qc2103™ controller.
This controller is located inside the control cubicle,
and communicates via a display located at the front.
The controller will carry out all necessary tasks to
control and protect the generator, which allows
operation in many different applications.
2.4.1.1 Control panel with Qc1103™
controller
S2
A1
S20
F10
S20
N13 Q1
Reset On
Fault
Test
X1
L1 L2 L3 N PE
- 18 -
A1 .......Qc1103™ display
F10 ......Fuse
The fuse trips when the current from the
battery to the engine control circuit exceeds
its setting. The fuse can be reset by pushing
the button.
S2........Emergency stop button
Push the button to stop the generator in case
F10 of an emergency. When the button is
pressed, it must be unlocked, before the
generator can be restarted. The emergency
stop button can be secured in the locked
position with the key, to avoid unauthorized
use.
X25
S20......ON/OFF switch
X25
Position O: No voltage is supplied to the
Qc1103™ module, the generator will not
start.
Position I: Voltage is supplied to the
Qc1103™ module, it is possible to start up
the generator.
X25 .....Terminal strip