Sicherheitshinweise Für Die Installation Nach Ul - Lenze Global Drive Handbuch

2.4 Sicherheitshinweise für die Installation nach UL
EDSVS9332P DE 5.0−07/2013
Sicherheitshinweise für die Installation nach UL
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Warnings!
Motor Overload Protection
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– For information on the protection level of the internal
overload protection for a motor load, see the corresponding
manuals or software helps.
– If the integral solid state motor overload protection is not
used, external or remote overload protection must be
provided.
Branch Circuit Protection
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– The integral solid state protection does not provide branch
circuit protection.
– Branch circuit protection has to be provided externally in
accordance with corresponding instructions, the National
Electrical Code and any additional codes.
Please observe the specifications for fuses and
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screw−tightening torques in these instructions.
EVS9321 … EVS9326:
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– Suitable for use on a circuit capable of delivering not more
than 5000 rms symmetrical amperes, 480 V maximum,
when protected by fuses.
– Suitable for use on a circuit capable of delivering not more
than 50000 rms symmetrical amperes, 480 V maximum,
when protected by CC, J, T or R class fuses.
– Maximum surrounding air temperature: 0 ... +55 °C
– > +40 °C: reduce the rated output current by 2.5 %/°C
– Use 75 °C copper wire only.
EVS9327 … EVS9329:
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– Suitable for use on a circuit capable of delivering not more
than 5000 rms symmetrical amperes, 480 V maximum,
when protected by fuses.
– Suitable for use on a circuit capable of delivering not more
than 50000 rms symmetrical amperes, 480 V maximum,
when protected by J, T or R class fuses.
– Maximum surrounding air temperature: 0 ... +50 °C
– > +40 °C: reduce the rated output current by 2.5 %/°C
– Use 60/75 °C or 75 °C copper wire only.
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Sicherheitshinweise 2
2.4
2.4−3