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M1728T

20/8.9HP, 1760/1160RPM, 3PH, 60HZ, 286T

Product Information Packet PDF

Ship Weight 390.000 LB
UPC 781568116173

Specs

Catalog Number M1728T
Enclosure TEFC
Frame 286T
Frame Material Iron
Frequency 60.00 Hz
Output @ Frequency 8.900 HP @ 60 HZ
20.000 HP @ 60 HZ
Phase 3
Synchronous Speed @ Frequency 1200 RPM @ 60 HZ
Voltage @ Frequency 460.0 V @ 60 HZ
XP Class and Group None
XP Division Not Applicable
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
Design Code A
Drip Cover No Drip Cover
Duty Rating CONT
Electrically Isolated Bearing Not Electrically Isolated
Feedback Device NO FEEDBACK
High Voltage Full Load Amps 14.0 a
Front Face Code Standard
Front Shaft Indicator None
Heater Indicator No Heater
Insulation Class F
Inverter Code Not Inverter
KVA Code J
Lifting Lugs Standard Lifting Lugs
Locked Bearing Indicator Locked Bearing
Motor Lead Exit Ko Box
Motor Lead Termination Flying Leads
Motor Lead Quantity/Wire Size 6 @ 10 AWG
Motor Type 1046M
Mounting Arrangement F1
Number of Poles 4
6
Overall Length 27.76 IN
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 Shaft Slinger
Speed 1160 rpm
1760 rpm
Speed Code 2S-2W-VT
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. M1728T
SPEC. 10C151W440
HP 20/8.9
VOLTS 460
AMP 27/14
RPM 1760/1160
FRAME 286T HZ 60 PH 3
SER.F. 1.15 CODE J DES A CLASS F
NEMA-NOM-EFF PF
RATING 40C AMB-CONT
CC USABLE AT 208V
DE 6311 ODE 6309
ENCL TEFC SN
NP1256L

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 0.517 Ohms A Ph / 0 Ohms B Ph
Temp. Rise @ Rated Load 73° C
Temp. Rise @ S.F. Load 85° C
Start Configuration DOL
Break-Down Torque 161 LB-FT
Pull-Up Torque 94 LB-FT
Locked-Rotor Torque 141 LB-FT
Starting Current 181 A

Load Characteristics

Rated Load 0% 25% 50% 75% 100% 125% 150% S.F.
Power Factor 11.0 45.0 66.0 76.0 81.0 83.0 83.0 82.0
Efficiency 0.0 77.4 85.8 88.4 89.2 89.0 88.3 89.1
Speed (RPM) 1,799 1,794 1,790 1,785 1,780 1,773 1,766 1,776
Line Amps 11.90 13.70 17.00 21.40 26.30 32.20 38.80 29.80

Performance Curves

Performance at 460 V, 60 Hz, 8.9 hp

Typical performance; not guaranteed values.

General Characteristics

Full Load Torque 0 LB-FT
No-Load Current 0 A
Line-Line Res. @ 25° C 1.516 Ohms A Ph / 0 Ohms B Ph
Temp. Rise @ Rated Load 50° C
Temp. Rise @ S.F. Load 58° C
Start Configuration DOL
Break-Down Torque 108 LB-FT
Pull-Up Torque 75 LB-FT
Locked-Rotor Torque 123 LB-FT
Starting Current 87.3 A

Load Characteristics

Rated Load 0% 25% 50% 75% 100% 125% 150% S.F.
Power Factor 10.0 37.0 55.0 66.0 71.0 76.0 77.0 74.0
Efficiency 0.0 70.7 81.9 85.3 86.3 86.2 85.6 86.2
Speed (RPM) 1,199 1,197 1,194 1,191 1,187 1,183 1,179 1,185
Line Amps 7.50 8.10 9.40 11.20 13.60 16.00 18.80 15.00

Performance Curves

Parts

Part Number Description Quantity
10CB3000SP KOBX, CAST W/2.00 LEAD HOLE 1.000 EA
09GS1000SP GASKET-CONDUIT BOX, 1/16 THICK LEXIDE 1.000 EA
10CB3500SP CONDUIT BOX LID, CAST 1.000 EA
51XW2520A12 .25-20 X .75, TAPTITE II, HEX WSHR SLTD 4.000 EA
10GS1000SP GASKET, CONDUIT BOX LID 1.000 EA
MN416A01 TAG-INSTAL-MAINT no wire (2100/bx) 4/22 1.000 EA

Accessories

Part Number Description List Price
10-1305 C FACE KIT 555.00 USD
10EP1502A01SP D-FLANGE KIT 706.00 USD