3 residual hazards, Residual hazards, Safety instructions – Lenze ELCAFHIxxx4D34NNPM Highline Benutzerhandbuch
Seite 55

Safety instructions
Residual hazards
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EDKLCFH3024−XPM DE/EN 6.0
1.3
Residual hazards
Protection of persons
ƒ
The X10, X21 and X20 power connector contacts can conduct hazardous voltages if
the frequency inverter is connected to the mains. Therefore, disconnect the
frequency inverter before carrying out any work on it.
ƒ
The operating temperature of the housing can be > 60°C.
Skin contact may cause burns!
– Do not touch the housing during operation.
– After switching off wait a sufficient period of time before touching the housing.
Motor protection
ƒ
The connected motor can overheat if
– motors are operated on the frequency inverter that do not feature temperature
monitoring with PTC thermistor (PTC) or thermal contact (NC contact)
– temperature monitoring with PTC thermistor (PTC) or thermal contact
(NC contact) is not connected to the frequency inverter.
– temperature monitoring is not activated.