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ENG
4.6
Electrical connection
DANGER
Danger of fatal injury due to electric shock!
Parts may be under voltage when the unit is opened and can cause an electric shock if touched.
Observe the following points when working on the open unit:
•
Work on the electrical system may only be carried out by authorized electricians.
•
Before commencing work on the electrical system, switch off the power supply, check that no voltage is applied and
secure against being switched back on.
•
Cordon off the working area and post a warning sign.
•
The electrical connection must be made according to nationally valid regulations.
ATTENTION
Wrong connection voltage!
Wrong connection voltages can damage component parts.
•
Compare the connection voltage with the unit type plate. Necessary protection according to section "Technical data",
Page 16.
4.6.1
Notes for connecting cables to the unit
Note the following points when connecting the cables to the unit:
•
All cables must be supported by a suitable strain relief.
•
Maximum cable cross-section 2.5 mm² (AWG 14) or for PTF1200: 4 mm² (AWG 12).
•
Stripped length of the cable wires: 8 ... 9 mm.
•
Observe the connection assignment according to the circuit diagram.
Operating Manual | Top Filterfans / Top Exhaust Filter | – 230 / 115 V | 086150000
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