Marathon Electric General Purpose Motor, 20 & 20 HP, 3 Ph, 60 & 50 Hz, 230/460 & 190/380 V, 1800 & 1500 RPM, 256T Frame, TEFC

SKU: 256TTFL16033 Barcode: 722856017246
Regular price $3,249.00 USD
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General Purpose Motor, 20 & 20 HP, 3 Ph, 60 & 50 Hz, 230/460 & 190/380 V, 1800 & 1500 RPM, 256T Frame, TEFC

Features

  • Meets or exceeds NEMA Premium® efficiency. Model is in compliance with EISA2007
  • C-Face Footed models are rated 60/50 Hz, same HP
  • 1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power
  • F1 conduit box on Rigid Base, F3 on C-Face Footed (Rigid Base) motors
  • Motor will accept a C-face kit
  • Shaft slinger, Class F insulation
  • Aluminum frame construction

Specifications

Performance & Electrical
Power 20 HP
Power (dual rating) 20 & 20 HP
Power 14.9 kW
Voltage 230/460 V
Phase 3
Frequency 60 Hz
Speed (max) 1775 RPM
Speed (dual) 1775 & 1450 RPM
Full-load current 48.0/24.1 A
Current (dual) 48/24.1 & 57/28.5 A
Nominal efficiency 93%
Power factor 84%
Service factor 1.15
Number of poles 4
Number of speeds 1
NEMA design B
KVA code G
Duty CONTINUOUS
Electrical type Squirrel Cage Inverter Rated
Starting method LINE OR INVERTER
Main winding resistance .474 Ω
Frame & Mechanical
Frame 256T
Frame size 256
Frame suffix T
Frame material ALUMINUM
Frame length 13.75 in
Enclosure TEFC
IP rating IP43
Insulation class F3
Mounting RIGID
Assembly / conduit box F1/F2 CAPABLE
Orientation HORIZONTAL
Rotation REV
Max ambient 40°C
Shaft & Bearings
Shaft diameter 1 5/8 in
Shaft extension 4.38 in
Shaft type T
C dimension 25.26 in
Drive-end bearing 6309
Drive-end bearing type BALL
Opp. drive-end bearing 6208
Opp. drive-end bearing type BALL
Overload protection NONE
Compliance & Certifications
CE Y
CSA Y
Connection drawing A-EE7308
Outline drawing B-SS321100-1375
Dimensions & Weight
Overall dimensions (L × W × H) 31.25 × 22.25 × 18.00 in
Weight 309.00 lb
Identification
Manufacturer part / model 256TTFL16033
Catalog number E2124
UPC 722856017246
Product line XRI® General Purpose
Country of origin United States of America
HTS / tariff code 8501.52.8040
Minimum order qty 1
Order multiple 1
Units per package 1
Catalog status Active

Documentation