Lenze 9400 Mounting Instructions - Manual (Page 52)

Safety instructions
Safety instructions for the installation according to UL or UR
2
l
52 EDK94ASH24 DE/EN/FR/ES/IT 4.1
2.4 Safety instructions for the installation according to U
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or U
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Warnings!
ƒ Branch circuit protection:
Suitable for use on a circuit capable of delivering not more than 5000 rms
symmetrical amperes, 500 V max.
ƒ Voltage of the fuses must at least be suitable with the input voltage of the
drive.
ƒ The integral solid state protection does not provide branch circuit protection
and that branch circuit protection has to be provided externally in
accordance with manufacturers instructions, the National Electrical Code
and any additional codes.
ƒ For information on the protection level of the internal overload protection
for a motor load, see the corresponding Application Manuals or Software
Helps.
ƒ For information on rating and proper connection of the thermal protector
(only for connection to motors having integral thermal protection), see the
corresponding Application Manuals or Software Helps.
ƒ Maximum surrounding air temperature: 55 °C.
ƒ Use 60/75 °C copper wire only, except for control circuits.
ƒ Control card protection:
External fuse for 24 Vdc supply voltage of control terminal X2. Rated 4 A DC
fuse UL248−14.
Branch circuit/short circuit protection with fuses in accordance with UL248
Type Fuse [A]
E94ASxE0024 10
E94ASxE0034 10
E94ASxE0044 10
E94ASxE0074 15
E94ASxE0134 20
E94ASxE0174 25
E94ASxE0244 40