SIEMENS
3-4
2015 Low Voltage AC Motors Selection and Pricing Guide
Special features detail
Hardware
Stainless steel hardware, limited to bearing housing bolts,
terminal housing bolts, and breather drains only.
Hazardous Duty – Rerate
SIMOTICS motor type XP100 (Class I, Group C&D, Class II,
Groups F & G, Division 1) with 1.0 service factor can be
re-nameplated to 1.15 service factor for 140-250 frame
motors only.
Frequency Change
The following tabulation shows the synchronous speeds
60 Hertz 50 Hertz.
For different frequencies or adjustable
frequency applications, contact Siemens.
To derate a continuous duty 60 hertz motor to a continuous
50 hertz motor, use the modifiable list price of the next
larger HP 60 hertz motor and add the list price as shown in
the table. Motor will be Class F, 1.15 service factor.
Service Factor
For non-standard service factor, contact Siemens.
Space Heaters
Leads marked H1 & H2
List price addition covers space heaters installed in motors
with leads terminated in the main conduit box. NEC (2011)
requires any Division 2 motor that is not agency certified and
is a general purpose non-explosion enclosure to permanently
mark on a visible nameplate on the motor surface the
max surface temp based on 40°C ambient – this plate will
show 200°C.
CAUTION: Use in Division 2 areas with ignition temperatures
below 250°C (250 x .80 = 200) should be avoided.
[Reference: 501-8(b)].
No. of Poles
Speed (RPM)
60 Hertz
50 Hertz
2
3600
3000
4
1800
1500
6
1200
1000
8
900
750
For hazardous duty motors, contact Siemens.