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REFERENCES

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The best way to tell us is to talk to our customers. For this reason, in the References section you will find some of the most important customers for whom Visa SpA has produced products and maintained quality services over the years.

TELECOMMUNICATIONS:


TLC IMG

DATA CENTERS:


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FINANCE:


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HOTEL CHAINS:


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LARGE-SCALE RETAIL TRADE:


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INDUSTRY:


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CONSTRUCTIONS - INFRASTRUCTURES - BUILDINGS:


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PUBLIC & DEFENCE AND CIVIL AID SECTOR:


PA IMG

Star

With star the start of each of the three phases is connected together. Connections are taken from the ends of the three phases to give the three phases
Star symbol voltage

Delta

With Delta the starts and ends of the phases are connected. The end of phase 1 is connected to the start of phase 2, the end of phase 2 to the start of phase 3, and the end of phase 3 to the start of phase 1. Connections are taken from the three start-end points to give the three phases.
Delta symbol voltage
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