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2. INSTALLATION
2.2

Ambient operating conditions

Temperature
Min. operating = -10°C
Max. operating = 50°C
Humidity Range
95% Non-condensing
Altitude
If the inverter is to be installed at an altitude > 1000m, derating will be required.
(Refer to MM420 Reference Manual)
Shock
Do not drop the inverter or expose to sudden shock.
Vibration
Do not install the inverter in an area where it is likely to be exposed to constant vibration.
Electromagnetic Radiation
Do not install the inverter near sources of electromagnetic radiation.
Atmospheric Pollution
Do not install the inverter in an environment, which contains atmospheric pollutants such
as dust, corrosive gases, etc.
Water
Take care to site the inverter away from potential water hazards, e.g. do not install the
inverter beneath pipes that are subject to condensation. Avoid installing the inverter
where excessive humidity and condensation may occur. IP54 and IP56 units offer
additional protection.
Overheating
Mount the inverter vertically to ensure optimum cooling. Additional ventilation may be
required for horizontal mounting.
Ensure that the inverter's air vents are not obstructed. Allow 100 mm clearance above
and below the inverter.
MICROMASTER 420 Operating Instructions
6SE6400-5AA00-0BP0
International English
19

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