Huawei PDU8000 Quick Manual page 21

ATS Power-On Commissioning
1. Only electrical professionals are allowed to install and maintain the ATS.
2. The generator can be connected only to power supply 2 (LN2)-switch II. If the generator is
configured, power supply 2 (LN2)-switch II cannot be set as the preferred power supply.
3. Do not open any cover of the ATS. Even if the power supply is disconnected, hazardous
external control voltage may still exist inside the product.
4. Do not adjust the control cable when the ATS or external control cable is electrified.
5. Do not replace the fuse (F1) with another model. Only fuses labeled with the same model
can be used as replacements.
6. When the ATS is connected to the electric loop, do not install or maintain the device.
7. Before performing maintenance tasks, ensure that the switch is turned off.
1. Before power on the ATS, operate the
handle to switch on and off the ATS for
one to three times. Ensure that the
primary and secondary contacts of the
ATS work smoothly.
2. Before powering on the ATS, verify that
the phase sequences of the two power
inputs to the ATS are correct as
described in the phase sequence table.
1. Switch on the control circuit breakers
QF_X1 and QF_X2 of the ATS operator
to power on the ATS operator, as
shown in the figure.
2. Check whether the controller has alarms. If
an alarm exists, rectify the fault first.
a. View the alarm ID on the controller LCD.
If LN1 and LN2 power indicators are hollow,
there is an alarm. Locate the fault based on
the alarm ID and the alarm ID reference list
on the 8D controller, and rectify the fault.
(1) LN1 power status
(3) LN1 power alarm ID
3. Press the locking latch on the ATS panel,
pull out the handle, and keep it aside.
(2) LN2 power status
(4) LN2 power alarm ID
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4. Set the Motor/Manual selection lever to
the Motor (M) position.