ABB ACS2000 AFE 2MVA, User Manual

Page: 78 / 181

CHAPTER 4 – TRANSPORTATION, STORAGE AND DISPOSAL 78
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4.6 Storage of spare parts
The following instructions should be observed at all times in order to
to store and maintain the spare parts in good condition.
4.6.1 Storage place conditions
• Temperature range: -5 °C – + 55 °C
• Free of vibration and shock.
• Protected against dust, sand, vermin and
insects.
• Free of corrosive gases, salt or other impurities
that could damage electronic equipment.
• Dry; no condensation
Relative air humidity: 5 – 85%
If in doubt whether the maximum allowed
humidity is exceeded, protect the spare parts
by an external heater.
4.6.2 Handling precautions
To maintain spare parts in good condition and to
keep the warranty valid during the warranty period,
observe the following:
• Check the spare parts immediately after receipt
for damages. Report any damage to the ship-
ping company and the ABB service organiza-
tion.
• Keep spare parts in their original packaging.
• Store printed circuit boards in antistatic bags
or boxes.
• Ground yourself with a wrist strap before
touching a component.
• Hold the component only at the edge.
• Put the component on a grounded working sur-
face protected against electrostatic dis-
charges.
NOTICE
Electronic devices (eg, circuit boards, semiconduc
-
tors) are sensitive to electrostatic discharge (ESD).
ESD can damage these devices.
Apply ESD handling precautions before handling
these devices.