Lenze 9300 0.37kW-11kW - Manual (Page 18)

Safety instructions
Safety instructions for the installation according to UL
2
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18 EDKVS93−01 EN 3.0
2.4 Safety instructions for the installation according to UL
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Warnings!
ƒ Motor Overload Protection
– 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.
ƒ Branch Circuit Protection
– 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.
ƒ Please observe the specifications for fuses and screw−tightening torques in
these instructions.
ƒ EVS9321 EVS9326:
– 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.