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References image
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: DATA CENTERS: FINANCE: HOTEL CHAINS: LARGE-SCALE RETAIL TRADE: INDUSTRY: CONSTRUCTIONS - INFRASTRUCTURES - BUILDINGS: PUBLIC & DEFENCE AND CIVIL AID SECTOR:
Officina Barro Onis Visa Gruppi elettrogeni 1960
The founder: Mr. Benvenuto Barro. Benvenuto Barro was born in 1930, the tenth of eleven children. After having completed the 5th grade, the young boy left elementary school and became an apprentice in a mechanic’s workshop, repairing and selling cars. Thanks to his passion for mechanical engineering and natural ability in repairing vehicles, radios and other electrical equipment, he became very competent and skilled in a short time. This allowed him to open his own workshop at the age of...
Visa-SpA-Manufacturing-Fontanelle-(TV)-ITALY
Visa SpA is a leading Italian company that has been successfully present on the market since 1960, planning and manufacturing high-tech generating sets and power stations. "ONIS VISA" gensets and power stations, ranging from 9 to 3,000 kVA, are completely manufactured in Italy and offer the best in terms of quality and technology. The company has total control over every phase of production, from the punching and cutting of metal sheets, to bending and automatic painting. Even the assembly...
Lean Six Sigma The introduction of the Lean Manufacturing process, has improved production efficiency and flexibility as well as increased each phase of quality control. The LEAN MANUFACTURING process has been implemented in the VISA production cycle with the scope of improving work phases and reducing delivery times while maintaining elevated quality levels. The assembly islands have been organized according to genset size, designed to increase efficiency in line with the continuous...
CERTIFIED SERIOUSNESS Since 1997, Visa is officially certified ISO 9000 and 2002 ISO 1400. In 2018, Visa was again inspected by official agencies, acquiring the upgrade certification to ISO 9001-2015 and ISO 14001-2015. Tailoring its production standards to international technical specifications combined with rigid product testing, has allowed Visa to become a world-wide symbol of efficiency and quality becoming the official supplier of the largest telecommunications companies in China,...
BUILDING A TEAM TO GROW TOGETHER Visa SpA has always invested in cooperation with its suppliers, who are considered partners and are an important part of the company's development. Thanks to agreements with its partners, Visa SpA is able to provide the most appropriate solutions equipped with the best components to cover all the specific market needs. And customers are themselves an active part in this development, representing an extraordinary motivation for improvement and continual...
For more than an half-century the Visa SpA Group has been operating in the industrial production sector, faithful to its origins and to its mission: industrial vocation, business diversification, internationalization. Over the years the Visa SpA Group has grown to be a modern and dynamic economic reality, active in many different business sectors in order to ensure its stability and its presence in today’s global market. Strong commitment and continuous investments in innovation have ensured...
Rental Division
Sometimes depending on power gensets with ultimate reliability is crucial to sustain power supply to the most sensitive operations in the most demanding conditions. Onis Visa fleet of 300 sound-attenuated generators of recent production ranging from 9.0 to 2000.0 kVA, are designed and developed to deliver a high quality service for non-stop power performance, all of them equipped with safety features that comply with the strictest regulations and standards. Different versions are...
Visa SpA, through its trademark Nettuno®, has successfully been present in the water treatment sector for over 40 years, offering self-propelled irrigation systems and high quality motor pumps for agriculture and industry. The reliability and versatility of Onis Visa products are due to the use of the best components and latest technology which gives high performance as well as savings in operating costs. The experience gained in the entire world, under the most different and difficult...

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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