SIEMENS
2/119
Siemens D 83.1 · 2016
2
Motors with Explosion Protection
LOHER CHEMSTAR and VARIO 1PS1 motor series
Special versions
Special mechanical designs
(continued)
Bearing insulation at both ends for roller
bearing design motors (DE linked to
ground) – for horizontal mounting only
(vertical mounting on request)
V18
–
–
–
–
–
–
–
–
–
–
–
–
–
–
✓
✓
✓
✓
Grease extractors for DE and NDE
V21
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–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
✓
Automatic grease lubricator at DE and NDE
(permissible temperature range from
-15 to +50 °C)
V22
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–
–
–
–
–
–
–
–
–
–
–
✓
✓
✓
✓
Enlarged spent grease chamber
at DE and NDE
V25
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–
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–
–
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–
–
–
✓
✓
✓
✓
External grounding (additionally)
W46
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
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–
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–
VIK design – including
W14
,
W47
,
W69
K30
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
O. R.
–
LOHER CHEMSTAR Plus design, including VIK
design; IP56 – including
K30
,
K51
,
W14
,
W69
and IP66 shaft seal, vibration quantity level as
grade B
W09
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
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–
Second rating plate, supplied loose
K31
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Second rating plate installed in terminal box
W47
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Extra rating plate for customer data
(each plate) – data must be specified
as text in the order
Y82 •
cus-
tomer specifi-
cations
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Additional information on rating plate and
on package label (max. 20 characters)
Y84 •
and
customer
specifica-
tions
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
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–
–
Rating plates made of stainless steel
W48
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
–
–
–
–
Rating plates in languages other than English
and German – main rating plate or extra rating
plates O.R., factory clarification essential
W49
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Additional measures for 2 to 4 years storage
in accordance with storage regulations
W50
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Anti-condensation heater 230 V
K45
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–
–
–
–
–
–
–
–
–
–
–
–
–
✓
✓
✓
✓
Anti-condensation heater 115 V
K46
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–
–
–
–
–
–
–
–
–
–
–
–
✓
✓
✓
✓
Anti-condensation heater, 110 to 120 V
(min. 100 V, max. 132 V) – preferred
M12
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–
–
–
–
–
–
–
–
–
–
–
✓
✓
✓
✓
Anti-condensation heater, 210 to 250 V
(min. 200 V, max. 264 V) – preferred
M13
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–
–
–
–
–
–
–
–
–
–
–
–
–
✓
✓
✓
✓
Anti-condensation heater rated voltage
range 110 to 120 V (min. 100 V, max. 132 V)
Ex e II T3
M14
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–
–
–
–
–
–
–
–
–
–
–
–
–
✓
✓
✓
✓
Anti-condensation heater rated voltage
range 220 to 240 V (min. 200 V, max. 264 V)
Ex e II T3
M15
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–
–
–
–
–
–
–
–
–
–
–
–
–
✓
✓
✓
✓
Anti-condensation heater 208 to 254 V –
1-phase (self-limiting for Ex e, Ex n)
W88
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
–
–
–
–
Heater with thermostat
V75
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–
–
–
–
–
–
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–
–
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–
–
–
✓
✓
✓
✓
Second standard shaft extension –
for 100% torque; VARIO 50% torque
K16
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Non-standard cylindrical shaft extension
(standard diameter or smaller) – in case of
significantly different diameters, especially
high-pole motors due to the maximum
permissible torque stress, factory clarification
required
Y55 •
and
customer
specifica-
tions
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Special versions
Additional
identification
code
-Z
with
order code
and
plain text if
required
Motor series
LOHER CHEMSTAR
LOHER VARIO
Frame size
1PS1. . . - . . . . . - . . . . -Z
71
80
90
100
112
132
160
180
200
225
250
280
315
355
355
400
450
500
For legends and footnotes, see Page 2/124.
© Siemens AG 2016