Voltage
[V]
Power range
[kW (hp)]
Minimum waiting
time
(minutes)
380–480
0.37–7.5 kW
(0.5–10 hp)
4
380–480
11–75 kW
(15–100 hp)
15
Table 2.1 Discharge Time
WARNING
LEAKAGE CURRENT HAZARD
Leakage currents exceed 3.5 mA. Failure to ground the
frequency converter properly can result in death or
serious injury.
•
Ensure the correct grounding of the equipment
by a certied electrical installer.
WARNING
EQUIPMENT HAZARD
Contact with rotating shafts and electrical equipment
can result in death or serious injury.
•
Ensure that only trained and qualied personnel
perform installation, start-up, and maintenance.
•
Ensure that electrical work conforms to national
and local electrical codes.
•
Follow the procedures in this manual.
NOTICE
HIGH ALTITUDES
For installation at altitudes above 2000 m (6562 ft),
contact Danfoss regarding PELV.
CAUTION
INTERNAL FAILURE HAZARD
An internal failure in the frequency converter can result
in serious injury when the frequency converter is not
properly closed.
•
Ensure that all safety covers are in place and
securely fastened before applying power.
NOTICE
USE ON ISOLATED MAINS
For details about the use of the frequency converter on
isolated mains, refer to the section RFI Switch in the
design guide.
Follow the recommendations regarding the installation
on IT mains. Use relevant monitoring devices for IT
mains to avoid damage.
Safety Quick Guide
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