Technical data

/08.2011/18/30
EN
The unit must be installed and connected in accordance with the
chapter on "installation" before initial commissioning.
• Make sure that the master switch is off and the unit is de-energized.
• Open the electrical compartment door of the unit using the key provided.
• Check whether all power switches and control-circuit fuses in the electrical section
of the unit are switched off.
• Retighten all screw connections in the electric cabinet.
• Verify the smooth function of the contactors.
• Adjustment of the power switches according to electrical data sheet.
• Switch on the A/C unit at the master switch.
• Switch on the control-circuit fuses and the power switch of the fan in sequen-
ce.
The controller is now supplied with power, so you can use it for adjustments.
Make sure that the heat rejecting system (chiller) is operating.
• Close all doors of the A/C unit.
• Adjust the desired return air temperature at the controller.
• Start the A/C unit by pressing the Start/Stop-key on the controller.
• Instruct the operational staff of the controller manipulation (refer to the controller
manual).
The doors can only be opened with the key provided and represent a protective
device. During operation the doors may not be opened and the rear panels may
not be removed.
Switching on power switch
Electrical compartment
Power switch off
Control-circuit fuses
Power switches
Master switch
7. Commissioning
Do not turn the adjustment screw beyond the end of the calibrated scale range, as it may result in
overheating and short-circuit at the consumer or in the destruction of the power switch.
non-calibrated range