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/Products/Electric Motors/3 Phase/WEG/IEEE 841/Foot Mount/12509ST3QIERB447T-W2 WEG 125HP Severe Duty Electric Motor, 900RPM
12509ST3QIERB447T-W2 WEG 125HP Severe Duty Electric Motor, 900RPM
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Product ID: 12509ST3QIERB447T-W2

12509ST3QIERB447T-W2 WEG 125HP Severe Duty Electric Motor, 900RPM

MFG: WEG Electric Corporation
MFG Part Number: 12509ST3QIERB447T-W2

Selected accessories will also be added to cart
$22,299.75 / Each
Quantity:
IC411 - TEFC, IP55, 445T/447T Frame, 460VAC 60Hz 3 Phase, 12030003, NEMA Premium Efficiency, Foot Mounted, Cast Iron Frame, IEEE 841, 3-3/8" Keyed Shaft

Electric Motors

Frame 445/7T
Output 125 HP
Number of Poles 8
Frequency 60 Hz
Rated speed 890 rpm
Slip 1.11 %
Rated voltage 460 V
Rated current 151 A
L. R. Amperes 906 A
LRC 6.0x(Code G)
No load current 65.0 A
Rated torque 738 ft.lb
Locked rotor torque 180 %
Breakdown torque 210 %
Locked rotor time 30s (cold) 17s (hot)
Moment of inertia (J) 104 sq.ft.lb
Design B
Insulation Class F
Service factor 1.15
Temperature rise 80 K
Duty Cycle Cont.(S1)
Starting Method Direct On Line
Ambient temperature -20°C to +40°C
Altitude 1000 m.a.s.l.
Degree of Protection IP55
Enclosure IC411 - TEFC
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 63.0 dB(A)
Approx. weight³ 2086 lb
(1) Looking the motor from the shaft end.; (2) Measured at 1m and with tolerance of +3dB(A).; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.

Efficiency

50% 75% 100%
94.5  94.5  94.5 

Power factor

50% 75% 100%
0.64  0.74  0.79 
Frame 445/7T
Output 100 HP (75 kW)
Number of Poles 8
Frequency 50 Hz
Rated speed 735 rpm
Slip 2.00 %
Rated voltage 380 V
Rated current 146 A
L. R. Amperes 864 A
LRC 5.9x(Code G)
No load current 64.1 A
Rated torque 714 ft.lb
Locked rotor torque 180 %
Breakdown torque 210 %
Locked rotor time 21s (cold) 12s (hot)
Moment of inertia (J) 104 sq.ft.lb
Design B
Insulation Class F
Service factor 1.00
Temperature rise 80 K
Duty Cycle Cont.(S1)
Starting Method Direct On Line
Ambient temperature -20°C to +40°C
Altitude 1000 m.a.s.l.
Degree of Protection IP55
Enclosure IC411 - TEFC
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 63.0 dB(A)
Approx. weight³ 2086 lb
(1) Looking the motor from the shaft end.; (2) Measured at 1m and with tolerance of +3dB(A).; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.

Efficiency

50% 75% 100%
94.4  94.2  93.4 

Power factor

50% 75% 100%
0.62  0.74  0.80 
Frame 445/7T
Output 100 HP (75 kW)
Number of Poles 8
Frequency 50 Hz
Rated speed 740 rpm
Slip 1.33 %
Rated voltage 400 V
Rated current 142 A
L. R. Amperes 925 A
LRC 6.5x(Code H)
No load current 70.0 A
Rated torque 710 ft.lb
Locked rotor torque 200 %
Breakdown torque 240 %
Locked rotor time 21s (cold) 12s (hot)
Moment of inertia (J) 104 sq.ft.lb
Design B
Insulation Class F
Service factor 1.00
Temperature rise 80 K
Duty Cycle Cont.(S1)
Starting Method Direct On Line
Ambient temperature -20°C to +40°C
Altitude 1000 m.a.s.l.
Degree of Protection IP55
Enclosure IC411 - TEFC
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 63.0 dB(A)
Approx. weight³ 2086 lb
(1) Looking the motor from the shaft end.; (2) Measured at 1m and with tolerance of +3dB(A).; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.

Efficiency

50% 75% 100%
93.6  93.9  93.6 

Power factor

50% 75% 100%
0.58  0.71  0.78 
Frame 445/7T
Output 100 HP (75 kW)
Number of Poles 8
Frequency 50 Hz
Rated speed 740 rpm
Slip 1.33 %
Rated voltage 415 V
Rated current 143 A
L. R. Amperes 969 A
LRC 6.8x(Code H)
No load current 75.5 A
Rated torque 710 ft.lb
Locked rotor torque 229 %
Breakdown torque 260 %
Locked rotor time 21s (cold) 12s (hot)
Moment of inertia (J) 104 sq.ft.lb
Design B
Insulation Class F
Service factor 1.00
Temperature rise 80 K
Duty Cycle Cont.(S1)
Starting Method Direct On Line
Ambient temperature -20°C to +40°C
Altitude 1000 m.a.s.l.
Degree of Protection IP55
Enclosure IC411 - TEFC
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 63.0 dB(A)
Approx. weight³ 2086 lb
(1) Looking the motor from the shaft end.; (2) Measured at 1m and with tolerance of +3dB(A).; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.

Efficiency

50% 75% 100%
92.9  93.7  93.7 

Power factor

50% 75% 100%
0.55  0.68  0.75 
Frame 445/7T
Output 125 HP
Number of Poles 8
Frequency 50 Hz
Rated speed 735 rpm
Slip 2.00 %
Rated voltage 380 V
Rated current 183 A
L. R. Amperes 860 A
LRC 4.7x(Code E)
No load current 64.1 A
Rated torque 893 ft.lb
Locked rotor torque 140 %
Breakdown torque 170 %
Locked rotor time 21s (cold) 12s (hot)
Moment of inertia (J) 104 sq.ft.lb
Design B
Insulation Class F
Service factor 1.00
Temperature rise 105 K
Duty Cycle Cont.(S1)
Starting Method Direct On Line
Ambient temperature -20°C to +40°C
Altitude 1000 m.a.s.l.
Degree of Protection IP55
Enclosure IC411 - TEFC
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 63.0 dB(A)
Approx. weight³ 2086 lb
(1) Looking the motor from the shaft end.; (2) Measured at 1m and with tolerance of +3dB(A).; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.

Efficiency

50% 75% 100%
94.5  93.6  92.4 

Power factor

50% 75% 100%
0.70  0.78  0.81 
Frame 445/7T
Output 125 HP
Number of Poles 8
Frequency 50 Hz
Rated speed 740 rpm
Slip 1.33 %
Rated voltage 400 V
Rated current 175 A
L. R. Amperes 928 A
LRC 5.3x(Code F)
No load current 70.0 A
Rated torque 887 ft.lb
Locked rotor torque 160 %
Breakdown torque 190 %
Locked rotor time 21s (cold) 12s (hot)
Moment of inertia (J) 104 sq.ft.lb
Design B
Insulation Class F
Service factor 1.00
Temperature rise 105 K
Duty Cycle Cont.(S1)
Starting Method Direct On Line
Ambient temperature -20°C to +40°C
Altitude 1000 m.a.s.l.
Degree of Protection IP55
Enclosure IC411 - TEFC
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 63.0 dB(A)
Approx. weight³ 2086 lb
(1) Looking the motor from the shaft end.; (2) Measured at 1m and with tolerance of +3dB(A).; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.

Efficiency

50% 75% 100%
94.0  93.6  93.0 

Power factor

50% 75% 100%
0.66  0.76  0.80 
Frame 445/7T
Output 125 HP
Number of Poles 8
Frequency 50 Hz
Rated speed 740 rpm
Slip 1.33 %
Rated voltage 415 V
Rated current 169 A
L. R. Amperes 963 A
LRC 5.7x(Code F)
No load current 75.5 A
Rated torque 887 ft.lb
Locked rotor torque 180 %
Breakdown torque 210 %
Locked rotor time 21s (cold) 12s (hot)
Moment of inertia (J) 104 sq.ft.lb
Design B
Insulation Class F
Service factor 1.00
Temperature rise 105 K
Duty Cycle Cont.(S1)
Starting Method Direct On Line
Ambient temperature -20°C to +40°C
Altitude 1000 m.a.s.l.
Degree of Protection IP55
Enclosure IC411 - TEFC
Mounting F-1
Rotation¹ Both (CW and CCW)
Noise level² 63.0 dB(A)
Approx. weight³ 2086 lb
(1) Looking the motor from the shaft end.; (2) Measured at 1m and with tolerance of +3dB(A).; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.

Efficiency

50% 75% 100%
93.6  93.6  93.6 

Power factor

50% 75% 100%
0.63  0.73  0.79 

Features

Frame Material Cast Iron 
Impregnation Method Constant Resin Flow 
Regreasing System Extended in Stainless Steel, at Drive end and Non-drive end 
Main terminal box hole 2xNPT 3" 
Terminal Block Without 
Shaft Locking Device With 
Drain Type T, Threaded 
Shaft Material SAE 4140 Carbon Steel 
Painting RAL 5009 202E (ISO 12944 - C4) 
Grounding Lugs Double 
Fan Cover material Cast Iron 
Tropicalized Painting According to IEEE-841 (96h) 
Joints Seal Molykote 
Foot flatness (0.005 pol) 0.127 mm 
Fan material Bronze 
Bearing cap Yes- Bearing Cap 
Bolt Material Carbon Steel 
Balancing Method 1/2 Key 
Drip Cover Without 
Connection Cables Quantity 3