SIEMENS
2-85
2015 Low Voltage AC Motors Selection and Pricing Guide
SIMOTICS Definite purpose motors
RGKESDI / RGZESDI
Adjustable speed drive only
RGZESDI / RGKESDI
Severe duty TEFC / TEBC (blower cooled)
motors are designed for inverted or vectro applications
where up to a 10:1 or 1000:1 constant torque speed range
is required. These motors are well suited to be used with
adjustable speed applications such as mixers, chemical
processing, pulp and paper, waste management and
petro/chemical.
3
3
YEAR
WARRANTY
RGZESDI
10:1 CT
RGZESDI / RGKESDI
1000:1 CT
NEMA Premium® is a certification mark of the National Electrical Manufacturers Association.
1)
Standard voltage for stock items, see option selection and pricing section for additional voltages.
Introduction
General
Purpose Motors
Hazardous
Duty Motors
Definite
Purpose Motors
Special
Features Detail
Options
Selection
and Pricing
Typical
Performance Data
General
Dimensions
Severe
Duty Motors
Part Number
Index
C
US
®
HP Range
Frame Size
1-400 HP
143T-S449
Efficiency
Standard Efficiency
143T-S449
Voltage
1)
3 phase 60Hz
Single voltage only
460 V
575 V
1-400HP
1-400HP
Insulation
Insulation Class F
Service Factor @ 40ºC
NEMA MG1 Part 31
1.0
Variable frequency drive operation ONLY.
Frame
Cast iron
8 hole feet
Condensation drains
High strength carbon steel shaft
V ring slinger - IP54
Inpro/Seal® Bearing Isolator - IP55
Casted single hole for 250T&280T frames
T Drain
C1045
DE & NDE
Stator/Windings Rotor
Stator
Rotor, die cast aluminum
Random wound copper
NC Temp. Protective devices
143T-S449
Conduit box
Oversized
Cast iron
143T-S449
Bearings
Single shielded
Bearing housing
Grease
Inlet / relief fittings
143T-S449
Cast iron
Bearing caps
Polyurea base
Alemite / plug
Fan and fan cover
Cover
Bidirectional fan
Uni-directional fan
Cast Iron - 143T-S449
143T-449T
Polypropylene
2 Pole - 350-400HP
Hardware
Rust resistant
Zinc plated grade 5 only
Nameplate
Lifting eyebolt
Paint
Stainless steel engraved
Included above 75 lbs.
Alkyd Modified - RAL7030
Inverter Duty
Constant torque 1000:1
Constant torque 1000:1
Non-ventilated 143T-256T
Blower cooled 254T-449T
Hazardous classification
NA
Service factor 1.0
Service factor 1.15