Lenze i950 - Page 41

WARNING!
Dangerous electrical voltage
Err
or on device leads to overvoltage in the system.
▶
For a voltage supply with 24 V DC (± 25 %), use a safely separated power supply unit
according to the applicable SELV/PELV requirements.
▶
All components connected to USB and RJ45 must be electrically isolated from the mains
according to class III.
NOTICE
Overvoltage at devices with 230-V mains c
onnecon
An impermissible overvoltage may occur if the central supply of the N conductor is
interrupted if the devices are connected to a TN three-phase system.
Possible consequences: Destrucon of the device
▶
Provide for the use of isolang transformers.
NOTICE
The product contains electr
ostac sensive devices.
Possible consequences: Destrucon of the device
▶
Before working in the connecon area, the personnel must be free of electrostac charge.
NOTICE
Pluggable terminal strips or plug c
onnecons
Plugging or removing the terminal strips or plug connecons during operaon may cause high
voltages and arcing.
Possible consequences: Damage of the devices
▶
Switch o device.
▶
Only plug or remove the terminal strips or plug connecons in deenergised status.
NOTICE
Use of mains lt
ers and RFI lters in IT systems
Mains lters and RFI lters from Lenze contain components that are interconnected against
PE.
Possible consequences: The lters may be destroyed when an earth fault occurs.
Possible consequences: Monitoring of the IT system may be triggered.
▶
Do not use mains lters and RFI lters from Lenze in IT systems.
▶
Before using the inverter in the IT system, remove the IT screws.
Informaon on electric
al installaon
Important notes
41