DE / 06-2016 / 1000687 © STULZ GmbH, Hamburg
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Installation STULZ UltraSonic -System for duct humidication ENS 14 A - 18 A-
7.5. Electrical connection
• The operating voltage is 230 V, 50 Hz (control cabinet).
• Connect the power supply cable to the terminal block of the control cabinet, i.e. L1 - N - PE.
7.5.1. Connecting cables between the humidier and control cabinet
The 2-meter pre-assembled cables are equipped with the appropriate connector. Insert the cables into
the sockets in the units and screw tight.
CAUTION
Danger of death. Electric shock risk.
There is an immediate danger of death from electric shock if live parts are touched.
The STULZ UltraSonic ENS ultrasonic humidier may only be installed, connected and started up by
specialist electricians.
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To change the settings of DIP switches or to remove the connections, always switch off the power
supply to the system and the unit, and secure so they cannot be switched back on for the duration
of the work.
WARNINGDANGER
CAUTION
Danger of death. Electric shock risk.
Never mount the control cabinet below the humidier!
WARNING
DANGER
CAUTION
Electrical connections are secure.
After transport/delivery, check that electrical connections are secure and re-tighten if necessary.
WARNING
CAUTION
Position of control cabinet.
Install the control cabinet as close to the ultrasonic humidier as possible, i.e. where - with adequate
ventilation - the temperature and humidity can be kept at a normal level.
WARNING
CAUTION
Position of control cabinet.
If extending connecting cables, take account of dimensions
("7.5.2. Cable dimensions" on page 51).
WARNING
CAUTION
Danger of death. Electric shock risk.
Faulty wiring of the switch gear cabinet can cause the humidier to become defective.
The STULZ UltraSonic ENS ultrasonic humidier may only be installed, connected and started up by
specialist electricians.
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Switch gear cabinets must be wired as shown in the wiring diagrams provided.
WARNINGDANGER
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