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EHM2528T

20HP, 1180RPM, 3PH, 60HZ, 286T, 4056M, OPSB, F1

Product Information Packet PDF

Ship Weight 375.000 LB
UPC 781568721421

Specs

Catalog Number EHM2528T
Enclosure OPSB
Frame 286T
Frame Material Steel
Frequency 60.00 Hz
Motor Letter Type Three Phase
Output @ Frequency 20.000 HP @ 60 HZ
Phase 3
Synchronous Speed @ Frequency 1200 RPM @ 60 HZ
Voltage @ Frequency 230.0 V @ 60 HZ
460.0 V @ 60 HZ
Agency Approvals UR
CSA
Ambient Temperature 40 °C
Auxillary Box No Auxillary Box
Auxillary Box Lead Termination None
Base Indicator Rigid
Bearing Grease Type Polyrex EM (-20F +300F)
Blower None
Current @ Voltage 27.000 A @ 460.0 V
54.000 A @ 230.0 V
56.000 A @ 208.0 V
Design Code A
Drip Cover No Drip Cover
Duty Rating CONT
Efficiency @ 100% Load 92.4 %
Electrically Isolated Bearing Not Electrically Isolated
Feedback Device NO FEEDBACK
High Voltage Full Load Amps 27.0 a
Front Face Code Standard
Front Shaft Indicator None
Heater Indicator No Heater
Insulation Class F
Inverter Code Inverter Ready
KVA Code H
Lifting Lugs Standard Lifting Lugs
Locked Bearing Indicator No Locked Bearing
Motor Lead Exit Ko Box
Motor Lead Termination Flying Leads
Motor Lead Quantity/Wire Size 9 @ 10 AWG
Motor Type 4056M
Mounting Arrangement F1
Number of Poles 6
Overall Length 25.06 IN
Power Factor 74
Product Family General Purpose
Pulley End Bearing Type Ball
Pulley Face Code Standard
Pulley Shaft Indicator Standard
Rodent Screen None
Service Factor 1.15
Shaft Diameter 1.875 IN
Shaft Extension Location Pulley End
Shaft Ground Indicator No Shaft Grounding
Shaft Rotation Reversible
Shaft Slinger Indicator No Slinger
Speed 1180 rpm
Speed Code Single Speed
Motor Standards NEMA
Starting Method Direct on line
Thermal Device - Bearing None
Thermal Device - Winding None
Vibration Sensor Indicator No Vibration Sensor
Winding Thermal 1 None
Winding Thermal 2 None

Drawings

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Nameplate

CAT.NO. EHM2528T
SPEC. 40J098X191G1
HP 20
VOLTS 230/460
AMPS 54/27
RPM 1180
FRAME 286T HZ 60 PH 3
SER.F. 1.15 CODE H DES A CL F
NEMA-NOM-EFF 92.4 PF 74
RATING 40C AMB-CONT
CC 010A USABLE AT 208V 56
DE 6311 ODE 6309
AUTO MANUAL NONE
ENCL OPSB SN
BLANK
NP2094E06B03

Performance

Performance at 460 V, 60 Hz, 20 hp

Typical performance; not guaranteed values.

General Characteristics

Full Load Torque 0 LB-FT
No-Load Current 0 A
Line-Line Res. @ 25° C 0.38967 Ohms A Ph / 0 Ohms B Ph
Temp. Rise @ Rated Load 29° C
Temp. Rise @ S.F. Load 35° C
Start Configuration DOL
Break-Down Torque 291 LB-FT
Pull-Up Torque 110 LB-FT
Locked-Rotor Torque 160 LB-FT
Starting Current 177 A

Load Characteristics

Rated Load 0% 25% 50% 75% 100% 125% 150% S.F.
Power Factor 4.0 34.0 55.0 68.0 74.0 78.0 79.0 76.0
Efficiency 0.0 88.4 92.5 93.3 93.2 92.7 91.9 92.9
Speed (RPM) 1,199 1,196 1,192 1,188 1,183 1,178 1,173 1,180
Line Amps 14.10 15.40 18.30 22.20 27.00 32.40 38.50 30.20

Performance Curves

Parts

Part Number Description Quantity
MN416A01 TAG-INSTAL-MAINT no wire (2100/bx) 4/22 1.000 EA