DATA SHEET
Three Phase Induction Motor - Squirrel Cage
Customer :
Customer reference :
____
Product line : W22 Cooling Tower High Efficiency
Three-Phase
Frame
Insulation class
Duty cycle
Ambient temperature
Altitude
Protection Degree
Design
Output HP 10 2.5
Poles 4 8
Frequency [Hz] 60 60
Rated voltage [V] 460 460
Rated current (A) 13.0 4.80
L. R. Amperes (A) 93.6 24.0
LRC (A) 7.2x(Code J) 5.0x(Code J)
No load current (A) 4.50 3.00
Rated speed [RPM] 1770 880
Slip [%] 1.67 2.22
Rated torque 29.3 14.7
Locked rotor torque [%] 180 220
Breakdown torque [%] 240 250
Service factor 1.25 1.25
Temperature rise 80 K 80 K
Locked rotor time 30s (cold) 17s (hot) 36s (cold) 20s (hot)
Noise Level² 64.0 dB(A) 54.0 dB(A)
25%
Efficiency (%)
Power Factor
Bearing type : 6309
Sealing : V'Ring V'Ring Max. compression : 338 lb
Lubrication interval : - Grease amount : - Grease type : Mobil Polyrex EM
50% 86.5 64.0
75% 88.5 72.0
100% 89.5 74.0
25%
50% 0.65 0.43
75% 0.75 0.56
100% 0.81 0.65
: 254/6T
: F
: Cont.(S1)
: -20°C to 40°C
: 1000 m.a.s.l.
: IP55
: A
Drive end Non drive end Foundation loads
6209
2RS C3
2RS C3
Cooling method
Mounting
Rotation¹
Starting method
Approx. weight³
Moment of inertia (J)
Max. traction : 14 lb
Product code : 12173030
Catalog # : 01089EP3QCT256V2-W22
: IC411 - TEFC
: F-2
: Both (CW and CCW)
: Direct On Line
: 325 lb
: 2.96 sq.ft.lb
Notes
This revision replaces and cancel the previous one, which
must be eliminated.
(1) Looking the motor from the shaft end.
(2) Measured at 1m and with tolerance of +3dB(A).
(3) Approximate weight subject to changes after
manufacturing process.
(4) At 100% of full load.
Rev. Changes Summary Performed Checked Date
Performed by
Checked by Page Revision
Date 21/04/2017
This document is exclusive property of WEG S/A. Reprinting is not allowed without written authorization of WEG S/A.
Subject to change without notice
These are average values based on tests with sinusoidal
power supply, subject to the tolerances stipulated in NEMA
MG-1
1 / 12
DATA SHEET
Three Phase Induction Motor - Squirrel Cage
Customer :
Customer reference :
Space heater information
Voltage: 110-127/200-240 V
____
Rev. Changes Summary Performed Checked Date
Performed by
Checked by Page Revision
Date 21/04/2017
This document is exclusive property of WEG S/A. Reprinting is not allowed without written authorization of WEG S/A.
Subject to change without notice
2 / 12
TORQUE AND CURRENT VS SPEED CURVE
Three Phase Induction Motor - Squirrel Cage
Customer :
Customer reference :
Product line : W22 Cooling Tower High Efficiency
Three-Phase
Product code : 12173030
Catalog # : 01089EP3QCT256V2-W22
____
Performance : 460 V 60 Hz 4P
Rated current : 13.0 A Moment of inertia (J) : 2.96 sq.ft.lb
LRC : 7.2 Duty cycle : Cont.(S1)
Rated torque : 29.3 ft.lb Insulation class : F
Locked rotor torque : 180 % Service factor : 1.25
Breakdown torque : 240 % Temperature rise : 80 K
Rated speed : 1770 rpm Design : A
Locked rotor time : 30s (cold) 17s (hot)
Rev. Changes Summary Performed Checked Date
Performed by
Checked by Page Revision
Date 21/04/2017
This document is exclusive property of WEG S/A. Reprinting is not allowed without written authorization of WEG S/A.
Subject to change without notice
3 / 12
TORQUE AND CURRENT VS SPEED CURVE
Three Phase Induction Motor - Squirrel Cage
Customer :
Customer reference :
Product line : W22 Cooling Tower High Efficiency
Three-Phase
Product code : 12173030
Catalog # : 01089EP3QCT256V2-W22
Performance : 460 V 60 Hz 8P
Rated current : 4.80 A Moment of inertia (J) : 2.96 sq.ft.lb
LRC : 5.0 Duty cycle : Cont.(S1)
Rated torque : 14.7 ft.lb Insulation class : F
Locked rotor torque : 220 % Service factor : 1.25
Breakdown torque : 250 % Temperature rise : 80 K
Rated speed : 880 rpm Design : A
____
Locked rotor time : 36s (cold) 20s (hot)
Rev. Changes Summary Performed Checked Date
Performed by
Checked by Page Revision
Date 21/04/2017
This document is exclusive property of WEG S/A. Reprinting is not allowed without written authorization of WEG S/A.
Subject to change without notice
4 / 12
LOAD PERFORMANCE CURVE
Three Phase Induction Motor - Squirrel Cage
Customer :
Customer reference :
Product line : W22 Cooling Tower High Efficiency
Three-Phase
Product code : 12173030
Catalog # : 01089EP3QCT256V2-W22
____
Performance : 460 V 60 Hz 4P
Rated current : 13.0 A Moment of inertia (J) : 2.96 sq.ft.lb
LRC : 7.2 Duty cycle : Cont.(S1)
Rated torque : 29.3 ft.lb Insulation class : F
Locked rotor torque : 180 % Service factor : 1.25
Breakdown torque : 240 % Temperature rise : 80 K
Rated speed : 1770 rpm Design : A
Rev. Changes Summary Performed Checked Date
Performed by
Checked by Page Revision
Date 21/04/2017
This document is exclusive property of WEG S/A. Reprinting is not allowed without written authorization of WEG S/A.
Subject to change without notice
5 / 12
LOAD PERFORMANCE CURVE
Three Phase Induction Motor - Squirrel Cage
Customer :
Customer reference :
Product line : W22 Cooling Tower High Efficiency
Three-Phase
Product code : 12173030
Catalog # : 01089EP3QCT256V2-W22
Performance : 460 V 60 Hz 8P
Rated current : 4.80 A Moment of inertia (J) : 2.96 sq.ft.lb
LRC : 5.0 Duty cycle : Cont.(S1)
Rated torque : 14.7 ft.lb Insulation class : F
Locked rotor torque : 220 % Service factor : 1.25
Breakdown torque : 250 % Temperature rise : 80 K
Rated speed : 880 rpm Design : A
____
Rev. Changes Summary Performed Checked Date
Performed by
Checked by Page Revision
Date 21/04/2017
This document is exclusive property of WEG S/A. Reprinting is not allowed without written authorization of WEG S/A.
Subject to change without notice
6 / 12
THERMAL LIMIT CURVE
Three Phase Induction Motor - Squirrel Cage
Customer :
Customer reference :
Product line : W22 Cooling Tower High Efficiency
Three-Phase
Product code : 12173030
Catalog # : 01089EP3QCT256V2-W22
____
Performance : 460 V 60 Hz 4P
Rated current : 13.0 A Moment of inertia (J) : 2.96 sq.ft.lb
LRC : 7.2 Duty cycle : Cont.(S1)
Rated torque : 29.3 ft.lb Insulation class : F
Locked rotor torque : 180 % Service factor : 1.25
Breakdown torque : 240 % Temperature rise : 80 K
Rated speed : 1770 rpm Design : A
Heating constant
Cooling constant
Rev. Changes Summary Performed Checked Date
Performed by
Checked by Page Revision
Date 21/04/2017
This document is exclusive property of WEG S/A. Reprinting is not allowed without written authorization of WEG S/A.
Subject to change without notice
7 / 12
THERMAL LIMIT CURVE
Three Phase Induction Motor - Squirrel Cage
Customer :
Customer reference :
____
Rev. Changes Summary Performed Checked Date
Performed by
Checked by Page Revision
Date 21/04/2017
This document is exclusive property of WEG S/A. Reprinting is not allowed without written authorization of WEG S/A.
Subject to change without notice
8 / 12
THERMAL LIMIT CURVE
Three Phase Induction Motor - Squirrel Cage
Customer :
Customer reference :
Product line : W22 Cooling Tower High Efficiency
Three-Phase
Product code : 12173030
Catalog # : 01089EP3QCT256V2-W22
____
Performance : 460 V 60 Hz 8P
Rated current : 4.80 A Moment of inertia (J) : 2.96 sq.ft.lb
LRC : 5.0 Duty cycle : Cont.(S1)
Rated torque : 14.7 ft.lb Insulation class : F
Locked rotor torque : 220 % Service factor : 1.25
Breakdown torque : 250 % Temperature rise : 80 K
Rated speed : 880 rpm Design : A
Heating constant
Cooling constant
Rev. Changes Summary Performed Checked Date
Performed by
Checked by Page Revision
Date 21/04/2017
This document is exclusive property of WEG S/A. Reprinting is not allowed without written authorization of WEG S/A.
Subject to change without notice
9 / 12
THERMAL LIMIT CURVE
Three Phase Induction Motor - Squirrel Cage
Customer :
Customer reference :
____
Rev. Changes Summary Performed Checked Date
Performed by
Checked by Page Revision
Date 21/04/2017
This document is exclusive property of WEG S/A. Reprinting is not allowed without written authorization of WEG S/A.
Subject to change without notice
10 / 12
VFD OPERATION CURVE
Three Phase Induction Motor - Squirrel Cage
Customer :
Customer reference :
Product line : W22 Cooling Tower High Efficiency
Three-Phase
Product code : 12173030
Catalog # : 01089EP3QCT256V2-W22
____
Performance : 460 V 60 Hz 4P
Rated current : 13.0 A Moment of inertia (J) : 2.96 sq.ft.lb
LRC : 7.2 Duty cycle : Cont.(S1)
Rated torque : 29.3 ft.lb Insulation class : F
Locked rotor torque : 180 % Service factor : 1.25
Breakdown torque : 240 % Temperature rise : 80 K
Rated speed : 1770 rpm Design : A
Rev. Changes Summary Performed Checked Date
Performed by
Checked by Page Revision
Date 21/04/2017
This document is exclusive property of WEG S/A. Reprinting is not allowed without written authorization of WEG S/A.
Subject to change without notice
11 / 12
VFD OPERATION CURVE
Three Phase Induction Motor - Squirrel Cage
Customer :
Customer reference :
Product line : W22 Cooling Tower High Efficiency
Three-Phase
Product code : 12173030
Catalog # : 01089EP3QCT256V2-W22
Performance : 460 V 60 Hz 8P
Rated current : 4.80 A Moment of inertia (J) : 2.96 sq.ft.lb
LRC : 5.0 Duty cycle : Cont.(S1)
Rated torque : 14.7 ft.lb Insulation class : F
Locked rotor torque : 220 % Service factor : 1.25
Breakdown torque : 250 % Temperature rise : 80 K
Rated speed : 880 rpm Design : A
____
Rev. Changes Summary Performed Checked Date
Performed by
Checked by Page Revision
Date 21/04/2017
This document is exclusive property of WEG S/A. Reprinting is not allowed without written authorization of WEG S/A.
Subject to change without notice
12 / 12
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