• IRIS® Class H insulation system
• Constant torque operation from 0 to base speed on vector drive, including TEFC (On Volts/Hertz drives, TEFC motors are limited to 20:1 constant torque
• Constant HP operation to twice base speed (143-256 frame);1.5 times base (all others)
• Optimized for operation with IGBT inverter
• Normally closed thermostats (one per phase, class F)
• Blue Cast iron frame and brackets
• Patented “fracket” design (TEBC enclosure)
• NEMA design B

Nameplate Specifications

Phase	3
Output HP	1 Hp
Output KW	0.75 kW
Voltage	230/460 V
Speed	1756 rpm
Service Factor	1.0
Frame	143TC
Enclosure	Totally Enclosed Non Ventilated
Thermal Protection	Thermostat
Efficiency	85.5 %
Ambient Temperature	40 °C
Frequency	60 Hz
Current	3.0/1.5 A
Power Factor	72
Duty	Continuous
Insulation Class	H
Design Code	INV
KVA Code	M
Drive End Bearing Size	6205
Opp Drive End Bearing Size	6205
UL	Recognized
CSA	Y
CE	Y
IP Code	43
Number of Speeds	1

Technical Specifications

Electrical Type	Squirrel Cage Inverter Duty
Starting Method	Inverter Only
Poles	4
Rotation	Reversible
Resistance Main	13.8 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	13.68 in
Frame Length	5.25 in
Shaft Diameter	0.875 in
Shaft Extension	2.12 in
Assembly/Box Mounting	F1/F2 CAPABLE
Inverter Load	CONSTANT 2000:1

General Specifications

UPC	722856025166
Weight	61.00 LB
Packaged Length	15.82 IN
Packaged Width	12.56 IN
Packaged Height	9.38 IN
HTC	8501.51.6040
Country of Origin	Mexico