171589.60, 20 HP, 1800 RPM, 256TC FR, TEFC, 208-230/460 Vac, 3 PH, C Face w/Base, General Purpose

171589.60, 20 HP, 1800 RPM, 256TC FR, TEFC, 208-230/460 Vac, 3 PH, C Face w/Base, General Purpose.

Engineering Data

Volts 208-230 Volts 460 Volts 190/380
F.L. Amps 54-50 F.L. Amps 25 F.L. Amps 43.5/21.7
S. F Amps 59-57 S. F Amps 28.6 S. F Amps 49.5/24.7

RPM 1800 Hertz 60/50
HP 20 Duty CONTINUOUS TYPE TF
KW 14.9
Frame 256TC 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 82
UL V-INS, CONST UL REC CSA Yes Bearing OPE NONE
CC Number CC005A CE Yes Bearing PE NONE
Load Type Inverter Type Speed Range NONE

Motor Wt. 325 LB Enclosure TEFC Lubrication POLYREX EM
Nameplate 081023.01 Mounting RIGID Rotation REV
Assembly Shaft Dia. Ext. Diag. 004172.01
Cust Part No Outline SS622044LE Ext. Diag2
Packaging B Winding T12904020
Carton Label GROUP: 3
Iris Paint LEESON WATTSAVER GREEN Test Card

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

Rework Status Rework TYPE

Hazardous Loc NONE 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 @60/50 Hz, 460 Volts, 20 Horsepower
Load Amps KW RPM Torque EFF PF Rise By Resis Frame Rise
0.0 9.4 0.4 1800 0.0 0.0 5.5 0.0 -
0.25 11.5 4.3 1795 15.0 88.5 47.0 0.0 -
0.5 15.0 8.2 1788 30.0 92.4 68.0 0.0 -
0.75 19.5 12.2 1780 45.0 93.0 77.0 0.0 -
1.0 24.5 16.2 1775 59.5 93.0 82.0 75.0 -
1.15 28.0 18.6 1770 70.0 92.4 82.5 105.0 -
1.25 30.5 20.4 1765 75.0 91.7 83.0 0.0 -
SOURCE: CALCULATED GROUP: 3