Summary of Contents for Staco Energy L221B
- Page 1 User’s Handbook for the Plug-In-Type Units 2425 Technical Dr, Miamisburg OH 45342 U.S. Toll Free 866-261-1191 (937) 253-1191 ▪ Fax: (937)-253-1723 Web Site www.stacoenergy.com Form No. 003-1861 Rev F...
- Page 2 Plug-In Type Units Form No. 003-1861 Rev F...
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Page 3: Installation
Plug-In Type Units INSPECTION Prior to installation we recommend the following: Check the nameplate to verify that the unit received matches the rating specified in your order. Verify that the line frequency, current and voltage rating are suitable for your application. Inspect the unit for visible signs of shipping damage. -
Page 4: Troubleshooting
MAINTENANCE No regular maintenance is required on Staco Energy Products Co. Variable Transformers as long as the ratings of the unit are not exceeded. Normally, the brush may be expected to last the life of the unit. Occasionally, brushes may need replacement. Should this become necessary, it is essential that a new or reinstalled brush be properly seated. - Page 5 OUTPUT TYPE VOLTS Replacement NOMINAL LINE Constant Constant Brush FUSE VOLTS Current Load Impedance Load Part No. TYPE METER AMPS AMPS* L221B 0-132 1.75 0.23 146-0121 ABC-3 3PN221B 0-132 2.50 0.33 146-0121 ABC-3 L501B 50/60 0-140 0.63 146-0121 MTH-5 3PN501B...
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