1020B-3 Staco Variac Variable Transformer

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Variac / 240/ 480VAC Three Phase Input / 0-560VAC Output / 3.5A / Manual Operated.

  • $1665.00

In Stock For Same Day Shipment
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1020B-3 VARIAC® Variable Transformer,

480VAC Three Phase Wye 50/60 Hz Input;
0-480VAC L to L or 0-560VAC L to L Output (depending on wiring);
 (60 Hz only with stepped up voltage output)
 3.5 Amps Maximum;
Manually operated;
Open version (no case).

The customer can also wire for the following:

240VAC Three Phase Wye 60 Hz Input;
0-561VAC L to L Output;
 3.5 Amps @ 0-300VAC Output;
 2 Amps @ 430VAC Output;
 1.8 Amps @ 480VAC Output;
 1.5 Amps @ 560VAC Output;

This model can be used on 400 Hz with the same ratings as stated above.

Note: This is a (3) ganged transformer (3 coils on a common shaft). A three phase WYE source (with Neutral) is recommended.  Contact ISE technical support regarding use on a DELTA source.

Additional Information

1020B-3 Drawing

Visit 1000-1200 Variable Transformer for additional details

Click to contact ISE with questions or models not listed.  Custom units are available.



Quality for Over 75 Years.
Not an Inferior, Low Quality, Imported Imitation.

    • Weight
      36 lbs
    • SKU
    • Mnf#/Vendor#
  • Manufacturer
    Staco Energy Products
  • Made In USA
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