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LARSON MT-BBT-480Y-380Y.220-3P-781A, Manual

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LARSON MT-BBT-480Y-380Y.220-3P-781A Manual Download Page 13

Summary of Contents for MT-BBT-480Y-380Y.220-3P-781A

Page 1: ...ansformer Type Buck Boost Step Down Autotransformer NRTL Listed for United States Phase Three Phase CSA Certified for Canada Frequency 50 60 Hz NEMA 3R Indoor Outdoor Enclosure Input Voltage 480 V Wye...

Page 2: ...ulated in silica sand and resin and cased in a NEMA 3R steel enclosure NEMA 4 NEMA 4X and NEMA 12 enclosures are available upon request Benefits The MT BBT 480Y 380Y 220 3P 781A buck boost step down t...

Page 3: ...Boost Transformers Standard Industrial Transformers Note on Phases This buck boost transformer is a three phase step up transformer For single phase transformers click on the following link Single Ph...

Page 4: ...ted These details with all relevant information should also be forwarded to Larson Electronics Use appropriate measures and experienced personnel for transporting the transformer relative to its size...

Page 5: ...erminals are clean Use the included lugs and bolts for terminal wiring where applicable Use wire nuts or similar for all other electrical connections 3 Make the required electrical connections per the...

Page 6: ...ent temperatures required for transformer operation Short time overload as it relates to time and temperature and the corresponding loss of life of the transformer Overload that results in the reducti...

Page 7: ...ne 800 369 6671 Fax 903 498 3364 www larsonelectronics com 4 of 7 DIAGRAM L BUCK BOOST TRANSFORMERS Connection Diagram Refer to the diagrams below for connecting the transformer Choose the type that r...

Page 8: ...Larson Electronics LLC Phone 800 369 6671 Fax 903 498 3364 www larsonelectronics com 5 of 7 DIAGRAM L BUCK BOOST TRANSFORMERS TYPE A TYPE B...

Page 9: ...d X1 together for each transformer 3 Connect High Voltage PHASE A to X4 X2 on transformer 1 4 Connect High Voltage PHASE B to X4 X2 on transformer 2 5 Connect High Voltage PHASE C to X4 X2 on transfor...

Page 10: ...Larson Electronics LLC Phone 800 369 6671 Fax 903 498 3364 www larsonelectronics com 7 of 7 DIAGRAM L BUCK BOOST TRANSFORMERS...

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Page 15: ...Frequently Asked Questions FAQ...

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