Operating instructions i550 cabinet frequency inverter | 8
© 11/2021 · EN · www.Lenze.com
Technical data
Standards and operating conditions
Approvals for the market
CE (European Union)
Further information and certicates of approval:
https://www.lenze.com/en-de/products/inverters/frequency-inverters/i550-cabinet-frequency-
inverter/
UKCA (Great Britain)
UL (USA)
CSA (Canada)
CCC (China)
EAC (Belarus, Russia, Kyrgyzstan, Kazakhstan and Armenia)
UkSepro (Ukraine)
Environment RoHS
Energy eciency High Eciency EN IEC 61800-9-2 Class IE2
Degree of protection
EN EN IEC60529 IP20
Data applies to operationally ready mounted state and not in wire range of terminals
NEMA NEMA 250
Type 1 (only protection against
accidental contact)
Climate Operation EN 60721-3-3:1995 +A2:1997
3K3 (-10 ... +60 °C)
Operation at a switching frequency of 2 or 4 kHz:
Above +45°C: reduce rated output current by 2.5 %/°C
Operation at a switching frequency of 8 or 16 kHz:
Above +40°C: reduce rated output current by 2.5 %/°C
3C3 For chemically active substances
3S2 For mechanically active substances
Power systems
TT, TN Voltage to earth: max. 300 V
IT
Apply the measures described for IT systems!
IT systems not relevant for UL-approved systems
Mains switching 3 x within one minute possible
Max. motor cable length Device-specic; see technical data in project planning document
Max. output frequency 0 Hz ... 599 Hz
Overload capacity
Heavy Duty: 200% for 3s, 150% for 60s
Light Duty 167% for 3 s, 125 % for 60 s
Further standards and operating conditions can be found in the project planning documents.
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