For your safety
User manual 58185_TREE M4/6-TX PN IP20_hdb_en_10
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SELV or PELV power
supply unit
WARNING!
Life-threatening voltages!
If there is a defect in a power supply unit, voltages on touchable components
may reach 120 V DC or 50 V AC and more.
Use only a power supply unit which allows max. 60 V DC or 25 V AC in
case of error. It must comply with SELV or PELV.