PQFA Instructions ManualAsea Brown Boveri Jumet S.A. 265. Mechanical installationThe PQFA is suitable for indoor installation, on firm foundations, in a well-ventilated area without dust and excessive aggressive gases where theambient parameters do not exceed the following values:40°C max;30°C (average temperature) over 24 hours;Minimum temperature: +5 °cHumidity less than 95% RH non-condensingAltitude: max. 1000m without derating.For units with nominal voltage above 415V, the rear side of the cubicles mustbe located at least at 100mm from the wall as represented in the sketchhereunder.PQFA cubicles have standard dimensions of 800 x 600 x 2150 mm (width xdepth x height).Each cubicle may contain one or two power modules and is fitted with its ownbottom cable entry and breaker.For systems with more than 2 power modules, cubicles are installed on acommon base of 100-mm height. Standard dimensions for PQFA with up to 6power modules are shown on page 26.PQFA#1 PQFA#2PQFA#1 PQFA#2At least 100mm spacing must be provided between PQFA rear side and wall
