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/Products/Electric Motors/3 Phase/Marathon 3-Phase Electric Motors/Globetrotter General Purpose/TEFC, C-Face, Rigid Base/GT1224A Marathon 20HP Globetrotter Electric Motor, 3600RPM

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Product ID: GT1224A

GT1224A Marathon 20HP Globetrotter Electric Motor, 3600RPM

MFG: Marathon Electric
MFG Part Number: GT1224A

Selected accessories will also be added to cart

$1,799.97 / Each

Quantity:

TEFC, 256TC Frame, 230/460VAC 60Hz, 3-Phase

Details
Specs

Features

Meets or exceeds NEMA Premium? efficiency. Model is in compliance with EISA2007
Hazardous Duty Division 2, Zone 2, Class I, Groups A,B,C,D, Temperature code T2B
CONSTANT 10:1/VARIABLE 20:1
IP55 enclosure on cast iron frames
IP55 enclosure on cast iron frames
Inverter Duty 10:1 Variable Torque and up to 10:1 Constant Torque
Inverter Duty 20:1 Variable Torque and 10:1 Constant Torque
Class F Insulation
Standard F1, reversible to F2 assembly. Dual frame mounting holes.

General Specifications

UPC:	722856064028	Weight:	375.00 LB
Packaged Length:	31.77 IN	Packaged Width:	28.03 IN
Packaged Height:	28.14 IN

Nameplate Specifications

Output HP:	20 Hp	Output KW:	14.9 kW
Frequency:	60 Hz	Voltage:	230/460 V
Current:	47.5/23.7 A	Speed:	3540 rpm
Service Factor:	1.15	Phase:	3
Efficiency:	91 %	Power Factor:	87.5
Duty:	Continuous	Insulation Class:	F
Design Code:	B	KVA Code:	G
Frame:	256TC	Enclosure:	Totally Enclosed Fan Cooled
Thermal Protection:	No	Ambient Temperature:	40 ?C
Drive End Bearing Size:	6309	Opp Drive End Bearing Size:	6209
UL:	Listed	CSA:	Y
CE:	Y	IP Code:	55
Hazardous Location:	DIVISION 2 T2B

Technical Specifications

Electrical Type:	Squirrel Cage Inverter Rated	Starting Method:	Line Or Inverter
Poles:	2	Rotation:	Selective Clockwise
Resistance Main:	.546 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:	26.39 in
Frame Length:	11.73 in	Shaft Diameter:	1.626 in
Shaft Extension:	4 in	Assembly/Box Mounting:	F1/F2 CAPABLE

Speed Characteristics

Curvepoint	Current (Amps)	Current (%)	Torque (LB-FT)	Torque (%)	Speed (RPM)	Rated Output (KW)	Power Factor (%)	Rated Output (Hp)
1/3	134.00	565.0	40.00	135.0	1,200			20.00
Break-Down	83.00	350.0	74.00	249.0	3,258		73.0	20.00
Full Load	23.70	100.0	29.70	100.0	3,540		87.5	20.00
Locked-Rotor	143.00	603.0	49.00	165.0	0		38.0	20.00
No Load	8.10	34.0	0.00	0.0	3,600		9.0	20.00
Pull-Up	128.00	540.0	41.00	138.0	1,800			20.00
2/3	118.00	498.0	50.00	168.0	2,400			20.00

Load Characteristics

% of Rated Load	0 %	25 %	50 %	75 %	100 %	115 %	125 %
Current (Amps)	8.10	10.00	13.60	18.30	23.70	27.10	29.50
Rated Output (KW)	0.90	4.40	8.30	12.30	16.50	19.00	20.80
Efficiency (%)	0.0	84.5	89.5	91.0	91.0	90.6	89.9
Power Factor (%)	9.0	56.0	76.5	84.0	87.5	88.5	88.5
Speed (RPM)	3,600	3,585	3,570	3,555	3,540	3,530	3,522
Temp. Rise @ FL	0.0	0.0	0.0	0.0	60.0	80.0	95.0
Torque (LB-FT)	0.00	7.30	14.70	22.00	29.70	34.00	37.00

Type

Electric Motor

Speed

3600RPM

Horsepower

20HP

Enclosure

TEFC

Input Phase

3-Phase

Frame

256TC