SIEMENS
s
© Siemens AG 2007
Three-phase
synchronous motors
based on permanent
magnet technology
HT-direct 1FW4
Catalog D 86.2 · 2007
Introduction
1
Selection
and
ordering
HT-direct motors 1FW4
with water cooling
(water-jacket cooling)
2
HT-direct motors 1FW4
with air cooling
(forced ventilation)
3
Configuring
4
Appendix
5
The products and sys-
tems described in this
catalog are manufac-
tured under application
of a quality manage-
ment system certified by
DQS in accordance with
EN ISO 9001 (Certifi-
cate Registration No.
002241 QM UM).
The certificate is recog-
nized in all IQ Net coun-
tries.