Marathon Electric 449THFS8047 Product Information Packet
PRODUCT INFORMATION PACKET
Model No: 449THFS8047
Catalog No: Y532
300 HP Variable Speed Motor, 3 phase, 1800 RPM, 460 V, 449T Frame, TEBC
2000:1 With Encoder Provision Motors
Regal and Marathon are trademarks of Regal Beloit Corporation or one of its affiliated companies.
©2020 Regal Beloit Corporation, All Rights Reserved. MC017097E
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Product Information Packet: Model No: 449THFS8047, Catalog No:Y532 300 HP Variable Speed Motor, 3 phase, 1800 RPM, 460 V, 449T Frame, TEBC
Nameplate Specifications
Output HP 300 Hp Output KW 224.0 kW
Frequency 60 Hz Voltage 460 V
Current 327.0 A Speed 1785 rpm
Service Factor 1 Phase 3
Efficiency 95.4 % Power Factor 90
Duty Continuous Insulation Class H
Design Code INV KVA Code H
Frame 447/449T Enclosure Totally Enclosed Blower cooled - Axial
Thermal Protection Thermostats (N/C) Ambient Temperature 40 °C
Drive End Bearing Size 6319 Opp Drive End Bearing Size 6318
UL Recognized CSA Y
CE Y IP Code 43
Technical Specifications
Electrical Type Squirrel Cage Inverter Duty Starting Method Inverter Only
Poles 4 Rotation Reversible
Resistance Main .011 Ohms Mounting Rigid base
Motor Orientation Horizontal Drive End Bearing Ball
Opp Drive End Bearing Ball Frame Material Cast Iron
Shaft Type T Overall Length 64.34 in
Frame Length 28.75 in Shaft Diameter 3.375 in
Shaft Extension 8.75 in Assembly/Box Mounting F1/F2 CAPABLE
Outline Drawing B-SS555990-2875 Connection Drawing A-EE7300T
This is an uncontrolled document once printed or downloaded and is subject to change without notice. Date Created:05/05/2020
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Uncontrolled Copy
Regal Beloit America, Inc.
TM
COPYRIGHT REGAL BELOIT AMERICA, INC. ALL RIGHTS RESERVED.
PROPRIETARY AND CONFIDENTIAL INFORMATION - THIS DOCUMENT IS THE PROPERTY OF
REGAL BELOIT AMERICA, INC. ("OWNER") AND CONTAINS OWNER'S PROPRIETARY
INFORMATION. ANY PERSON, CORPORATION OR OTHER FIRM RECEIVING IT IS DEEMED,
BY RECEIVING IT, TO AGREE THAT IT, AND/OR ANY PART OF IT, SHALL NOT BE DISCLOSED
TO ANY PERSON, CORPORATION OR OTHER ENTITY, DUPLICATED, AND/OR USED, EXCEPT
AS EXPRESSLY APPROVED IN WRITING IN ADVANCE BY OWNER. THIS DOCUMENT SHALL
BE RETURNED TO OWNER UPON REQUEST. IT MAY BE SUBJECT TO CERTAIN
RESTRICTIONS UNDER APPLICABLE EXPORT CONTROL LAWS AND REGULATIONS.
TOLERANCES UNLESS
OTHERWISE SPECIFIED:
DEC.
INCH
mm
ANGLE
.X
0.1 [ 2.5]
7' 30"
.XX
0.03 [
0.76]
XXX
0.005 [ 0.127]
.XXXX
0.0005 [ 0.0127]
REMOVE BURRS & BREAK SHARP
EDGES: .003/.015 [.076/.381]
CORNER FILLETS: .02 [.51]
MACHINED SURFACES:
200
5.1
INCH mm
mm SHOWN IN [BRACKETS]
1
2
4
3
A
B
2
4
3
1
A
B
ECO DESCRIPTION
DATE
APPROVED BY
DATE
REVISION BY
ECO
DRAWING REVISION
PROCESS/FINISH
MATERIAL
SHEET
DRAWING NUMBER
SIZE
DESCRIPTION
THIRD ANGLE
PROJECTION
DRAWN BY
DATE
DATE
APPROVED BY
B
TEBC - 447/9T FR - STD
1 OF 1
SS555990
W. JOERGER
12-18-2013
E. HEIL
12-19-2013
A
W. JOERGER
12-18-2013
ECO-0043627
UPDATED TO CURRENT STANDARDS
OUTLINE
8.75
222.2
8.50
215.9
14.34
364.2
3.375
3.374
85.71
85.69
1.84
46.7
7.50
190.4
9.88
251.0
4.26
108.2
DIM C
DIM 2F
DIM 2FF
DIM B
3/4" NPT
LEAD HOLE
1/2-13 UNC-2B
.75 [19.1] FULL THD.
BOTH SIDES
.88 X .88 X 6.88 KEY
[22.4 X 22.4 X 174.8]
TACHOMETER WHEN
REQUIRED
21.00
533.4
18.00
457.2
9.00
228.6
3.01
76.5
19.31
490.5
11.00
10.94
279.4
277.9
1.16
29.5
6.94
176.3
39.38
1000.3
25.69
652.5
26.17
664.7
27.61
701.3
3.55
90.3
4.62 [117.3]
LEAD HOLE
.81 - .86 6 HOLES
[20.6 - 21.8]
NOTES:
1. CONDUIT BOX CAN BE ROTATED IN 90
STEPS.
2. NAMEPLATES TO BE READ FROM CONDUIT BOX
SIDE OF MOTOR.
DASH
FRAME
DIM C
DIM B
DIM 2F
DIM 2FF
2875
447T
64.34
[1634.2]
28.25
[717.6]
20.00
[508.0]
NA
2875
449T
64.34
[1634.2]
28.25
[717.6]
NA
25.00
[635.0]
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