811557.00, 20 HP, 1800 RPM, 256T FR, TEFC, 460 Vac, 3 PH, Rigid Base, Premium Efficient

811557.00, 20 HP, 1800 RPM, 256T FR, TEFC, 460 Vac, 3 PH, Rigid Base, Premium Efficient.

Engineering Data
Volts 460 Volts Volts
F.L. Amps 24.1 F.L. Amps F.L. Amps
S. F Amps 27 S. F Amps S. F Amps

RPM 1800 Hertz 60
HP 20 Duty CONTINUOUS TYPE TW
KW 14.9
Frame 256T Serv. Factor 1.15 Phase 3
Max Amb 40 Design B Code G
Insul Class F Protection NOT Therm.Prot.
Eff 100% 93 Eff 75% PF 84
UL V-INS, CONST UL REC CSA No Bearing OPE 210
CC Number CC005A CE Yes Bearing PE 309
Load Type Inverter Type Speed Range 1.5 X BASE SPEED

Motor Wt. 425 LB Enclosure TEFC Lubrication STANDARD
Nameplate Mounting RIGID Rotation REV
Assembly Shaft Dia. 1-9/14 IN Ext. Diag. A-EE7300-LE
Cust Part No Outline B-SS203002LE-1225 Ext. Diag2
Packaging B Winding K2564164
Carton Label GROUP: 2
Iris Paint GREEN - LEESON (EPOXY) Test Card

Form Factor RMS Amps Const Torque Speed Range
Torque Peak
AB Code Peak@DegC
Resistance
Connection

Rework Status Rework TYPE

Hazardous Loc DIVISION 2 Brake Motors
Explosion Proof Temp Op Code FORCE
Class GROUP: VDC
Class GROUP: ADC
Brake Coil OHMs @25 C

Performance
Torque UOM Inertia (WK²)
Torque
CURRENT (amps)
Efficiency (%)
PowerFactor

Load Curve Data @60 Hz, 460 Volts, 20 Horsepower
Load Amps KW RPM Torque EFF PF Rise By Resis Frame Rise
0.0 8.5 0.6 1800 0.0 0.0 8.5 0.0 -
0.25 10.5 4.0 1795 14.5 90.0 51.0 0.0 -
0.5 14.0 8.0 1785 29.5 93.0 72.0 0.0 -
0.75 18.5 12.0 1780 44.5 93.6 81.0 0.0 -
1.0 24.1 16.0 1775 59.2 93.0 84.0 65.0 -
1.15 27.0 18.0 1770 68.0 92.4 84.5 85.0 -
1.25 30.0 20.5 1760 74.5 91.7 85.0 105.0 -