SECTION 3. INSTALLATION 9Section 3. INSTALLATIONPrecautionsDuring installation,take the normal precautions against damage caused by electrostaticdischarges. Earthed wrist straps should always be worn.EnvironmentThe drive system should be installed vertically in an area where there is at least a 50mm air gapall around the package. The distance required is, however, application dependent, and may varyaccording to the amount of heat generated by equipment mounted below the drive and by thedrive itself. An integral fan draws air into the base of the drive and expells it through vents in thetop panel. The ambient temperature must not be allowed to exceed 40°C if an operator hasaccess to the case, or 50°C if operator access is not allowed.The drive requires a mains supply of Installation Category II and can be used in an atmosphereof Pollution Degree 2. Humidity limits are 0-95% non-condensing.Drive DimensionsAll BD drives are supplied as packaged units. Figure 3-1 shows the overall dimensions of thedrive and the distance required between mounting holes.2412565126Fixingcentres283(for M6screws)298252 Side view,all modelsFrontview,BD75E,BD150EFigure 3-1. Drive DimensionsNote: The dimensions given above do not allow for the room occupied by interface connectors.CAUTION - Under certain operating conditions the top of the case may reachtemperatures in excess of 70°C.