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Catalogs > Industrial Controls Catalog > Power Supplies > Control Transformers > Bulletin 1497D — General Purpose Transformers, 1-Phase

Bulletin 1497D — General Purpose Transformers, 1-Phase

Introduction Standards Compliance and Certifications Catalog Number Explanation Product Selection Approximate Dimensions
Catalog Number Explanation

Bulletin 1497D General Purpose Transformers

1497D – A1 – M10 – 0 – N
      a    b    c    d

a    b    c    d
VA Rating Primary and Secondary Voltage Fuse Block Options Factory Installed Options
Code Description [VA] Code Primary Secondary Code Block Options Code Description
A1 50 M10 240X480V 120/240V (60 Hz) 0 0 Primary, 0 Secondary 2 Two 5% taps below rated primary volts
A2 75 M11 600V 120/240V (60 Hz)   22 2.5% taps: 2 above and 2 below rated primary volts
A3 100 M14 240X480V 120/240V (50/60 Hz) 4 Four 2.5% taps below rated primary volts
A4 150 M20 208V 120/240V (60 Hz) N No taps
A6 250 M21 480V 120/240V (60 Hz)  
A9 500 M22 480V 120/240V (50/60 Hz)
A10 750 M23 600V 120/240V (50/60 Hz)
A11 1000 M24 480V 208V (60 Hz)
A12 1500  
A13 2000
A14 3000
A15 5000
A16 7500
A17 10000
A18 15000
A20 25000

Note:For complete list of valid transformer configurations, see Product Selection.