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Encoder Motor, 15 HP, 3 Ph, 60 Hz, 230/460 V, 1800 RPM, 254TC Frame, TENV

Part#: 254THTCD8071

Catalog#: Y992A

Model#: 254THTCD8071AA

Weight: 290 lb

List Price: $14,907.00

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Key Features

IP-55 Cast Iron, MaxGuard® inverter rated insulation system exceeds NEMA MG1 Part 31. No lead lengths restrictions on 460V systems or less (as noted)
BCP™ Bearing Current Protection with SGR Shaft Grounding Ring Inside Motor
2000:1 Constant torque operation from 0 to base speed on vector drive
Constant Horsepower operation up to 2 times base RPM
MAX GUARD® Class H insulation system
Normally closed thermostats (one per phase, Class F), Modifications and Kits are available
Double-shielded ball bearings
40°C Ambient 1.0SF inverter power
Provisions Only for Encoder
UL Recognized, CSA Certified, and CE Mark

Specifications

Phase	Phase: 3	Output HP	Output HP: 15 Hp
Output KW	Output KW: 11.2 kW	Voltage	Voltage: 230/460 V
Speed	Speed: 1777 rpm	Service Factor	Service Factor: 1
Frame	Frame: 254TC	Enclosure	Enclosure: Totally Enclosed Non Ventilated
Thermal Protection	Thermal Protection: Thermostat	Efficiency	Efficiency: 92.9 %
Ambient Temperature	Ambient Temperature: 40 °C	Frequency	Frequency: 60 Hz
Current	Current: 35.0/17.5 A	Power Factor	Power Factor: 85.7
Duty	Duty: Continuous	Insulation Class	Insulation Class: H
Design Code	Design Code: INV	KVA Code	KVA Code: L
Drive End Bearing Size	Drive End Bearing Size: 6309	Opp Drive End Bearing Size	Opp Drive End Bearing Size: 6309
UL	UL: Recognized	CSA	CSA: Y
CE	CE: Y	IP Code	IP Code: 55
Number of Speeds	Number of Speeds: 1

Electrical Type	Electrical Type: Squirrel Cage Inverter Duty	Starting Method	Starting Method: Inverter Only
Poles	Poles: 4	Rotation	Rotation: Reversible
Resistance Main	Resistance Main: .0493 Ohms	Mounting	Mounting: Rigid Base
Motor Orientation	Motor Orientation: Horizontal	Drive End Bearing	Drive End Bearing: Ball
Opp Drive End Bearing	Opp Drive End Bearing: Ball	Frame Material	Frame Material: Cast Iron
Shaft Type	Shaft Type: T	Shaft Diameter	Shaft Diameter: 1.625 in
Assembly/Box Mounting	Assembly/Box Mounting: F1/F2 CAPABLE	Inverter Load	Inverter Load: CONSTANT 2000:1

% of Rated Load	0%	25%	50%	75%	100%	115%	125%
% of Rated Load: Current (Amps)	0%: 7.29	25%: 8.37	50%: 10.80	75%: 14.00	100%: 17.50	115%: 20.00	125%: 21.50
% of Rated Load: Rated Output (KW)	0%: 0.40	25%: 3.22	50%: 6.10	75%: 9.04	100%: 12.05	115%: 13.88	125%: 15.13
% of Rated Load: Efficiency (%)	0%: 0.0	25%: 86.8	50%: 91.7	75%: 92.8	100%: 92.9	115%: 92.7	125%: 92.5
% of Rated Load: Power Factor (%)	0%: 6.9	25%: 48.4	50%: 70.8	75%: 81.0	100%: 85.7	115%: 87.2	125%: 87.8
% of Rated Load: Speed (RPM)	0%: 1,800	25%: 1,794	50%: 1,789	75%: 1,783	100%: 1,777	115%: 1,773	125%: 1,770
% of Rated Load: Temp. Rise @ FL	0%: 0.0	25%: 0.0	50%: 0.0	75%: 0.0	100%: 105.0	115%: 0.0	125%: 0.0
% of Rated Load: Torque (ft-lbs)	0%: 0.00	25%: 10.98	50%: 22.03	75%: 33.15	100%: 44.35	115%: 51.11	125%: 55.64

Curvepoint	Current (Amps)	Current (%)	Torque (ft-lbs)	Torque (%)	Speed (RPM)	Rated Output (KW)	Power Factor (%)	Rated Output (Hp)
Curvepoint: Full Load	Current (Amps): 17.50	Current (%): 0.0	Torque (ft-lbs): 44.36	Torque (%): 100.0	Speed (RPM): 1,777	Rated Output (KW): 11.97	Power Factor (%): 85.0	Rated Output (Hp): 15.00
Curvepoint: Break-Down	Current (Amps): 112.00	Current (%): 0.0	Torque (ft-lbs): 179.00	Torque (%): 405.0	Speed (RPM): 1,520	Rated Output (KW): 60.53	Power Factor (%): 65.0	Rated Output (Hp): 15.00
Curvepoint: Locked-Rotor	Current (Amps): 165.00	Current (%): 0.0	Torque (ft-lbs): 84.00	Torque (%): 190.0	Speed (RPM): 0	Rated Output (KW): 45.00	Power Factor (%): 33.0	Rated Output (Hp): 15.00

Efficiency

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