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Description
External fan
Different external fans are installed depending on the version, shaft height and speed:
External fan
External fan made of plastic
External fan made of cast
steel
External fan made of welded
sheet steel
* Different data
Degree of protection
The machine is available with degree of protection IP55.
26
Version
Shaft height
1LL....3A
315
1LM....3A
1MM....3A
315
1MM....3B...2
1MM....3B...3
1MM....3B...4
355
1MM....3B...6
1MM....3B...7
1MM....3B...8
1MM....3B...9
*
1LL....3B...1
355
1LM....3B...1
1MM....3B...1
1LL....3B...5
1LM....3B...5
1MM....3B...5
1LL....4A
400
1LM....4A
1MM....4A
1LL....4B
450
1LM....4B
1MM....4B
Direction of rota‐
tion
Bidirectional
Bidirectional
Bidirectional
< 3000 rpm
Unidirectional
≥ 3000 rpm
Unidirectional
Unidirectional
SIMOTICS FD 1LM1
Operating Instructions 01/2019
Speed
All
All
All
All
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