• Frame Construction:56 Frame-Rolled Steel.143-256TC-Cast Iron
• Thermal Protection:56 Frame-Auto Overload,143-256TC-T-Stats
• Class/Group:56 Frame-Class I, Groups C & D,143-256TC-Class I, Group D
• Temperature Code:56 Frame-Class II, Groups F & G,143-256TC-Class II, Groups F & G
• Conduit Box:56 Frame-T3B;143-256TC-T3B
• Service Factor:56 Frame-Shipped Loose;143-256TC-Installed
• UL File:56 Frame-1.0 (unless otherwise noted);143-256TC-1.0 (unless otherwise noted)
• CSA File:56 Frame-E12044,LR47504;143-256TC-E12044,LR47504
• As of 4/30/24 this product is now listed as LEESON® brand due to <a href="https://investors.regalrexnord.com/investors/ir-news/press-release-details/2024/Regal-Rexnord-Corporation-Closes-The-Sale-Of-Its-Industrial-Motors--Generators-Business-To-WEG/default.aspx">the divestiture of the Industrial Business.</a>

Nameplate Specifications

Phase	3
Output HP	1 & 0.75 Hp
Output KW	0.75 & 0.56 kW
Voltage	230/460 & 190/380 V
Speed	1755 & 1450 rpm
Service Factor	1.15 & 1.15
Frame	143TC
Enclosure	Explosion Proof Fan cooled
Thermal Protection	Thermostat
Efficiency	82.5 & 78.5 %
Ambient Temperature	40 °C
Frequency	60 & 50 Hz
Current	3/1.5 & 2.8/1.4 A
Power Factor	74
Duty	Continuous
Insulation Class	B
Design Code	B
KVA Code	M
Drive End Bearing Size	6205
Opp Drive End Bearing Size	6203
UL	UL Listed And CSA Certified
CSA	Y
CE	N
IP Code	54
Number of Speeds	1
Hazardous Location	EXP PROOF CL I GR D CL II GR F&G T3B

Technical Specifications

Electrical Type	Squirrel Cage Inverter Rated
Starting Method	Line Or Inverter
Poles	4
Rotation	Reversible
Resistance Main	16.2 Ohms
Mounting	Round
Motor Orientation	Horizontal
Drive End Bearing	Ball
Opp Drive End Bearing	Ball
Frame Material	Cast Iron
Shaft Type	T
Overall Length	13.98 in
Frame Length	6.25 in
Shaft Diameter	0.875 in
Shaft Extension	1.99 in
Assembly/Box Mounting	F1 Only
Inverter Load	CONSTANT 10:1

General Specifications

UPC	722856022691
Weight	66.00 LB
Packaged Length	22.50 IN
Packaged Width	16.81 IN
Packaged Height	14.00 IN
HTC	8501.52.4000
Country of Origin	United States of America