When it comes to electrical solutions for solar applications,
Eaton may just offer everything under the sun. We are a leading manufacturer of complete balance of system solutions and engineering, installation, commissioning and
O&M service offerings. We power up both ground mount and rooftop solar projects, and serve customers across diverse utility, industrial and commercial segments.
With expanded engineering capabilities and a strengthened product offering resulting from the acquisition of Cooper
Industries, Eaton is helping the solar industry maximize energy harvest, reduce installation costs, maintain reliable operations and enhance safety.
More solutions. More expertise. Expect more.
Partnering to develop custom solutions
Challenge
One of the world’s largest solar energy solution providers faced the challenge of reducing costs without compromising their systems’ integrity.
Solution
Eaton’s Bussmann business engineered a solar string protector in an in-line wire harness. This unique solution seamlessly integrates with existing designs for efficient installation and maintenance while withstanding harsh PV system environments.
By working with the customer through design, testing and implementation, Eaton’s Bussmann business developed a first-in-theindustry product that effectively drove down the customer’s costs while maintaining a high level of protection.
Leveraging the power of leadership in circuit protection
Challenge
One of the world’s largest combiner box manufacturers faced the challenge of meeting customers’ needs for both fusible and circuit breaker solutions on budget and with quick delivery.
Solution
Eaton’s complete circuit protection solutions allowed the customer to rely on a single source supplier.
In addition, Eaton’s commercial inventory program, OnBoarding, added a significant value to the customer, ensuring availability of the product they need. By working closely with the customer through design and procurement and providing quality technical solutions to address their business challenges, Eaton offered a first-inclass partnership that helped the customer be more productive and successful in their marketplace.
Eaton
Electrical Sector
1000 Cherrington Pkwy
Moon Township, PA 15108
United States www.eaton.com
Eaton’s Bussmann Business
114 Old State Road
Ellisville, MO 63021
United States www.bussmann.com
© 2014 Eaton
All Rights Reserved
Printed in USA
Publication No. 10171
May 2014
Want to learn more?
Visit us at: www.eaton.com/solar www.cooperbussmann.com/solar

Complete and reliable circuit protection for photovoltaic balance of system
Eaton offers the industry’s most complete and reliable circuit protection for photovoltaic (PV) balance of system, from fuses, fuse holders and circuit breakers to safety switches and surge protection—allowing for comprehensive overcurrent and overvoltage protection anywhere in the PV system.
Unmatched global offering
Eaton offers a range of solar products with ratings up to 1500Vdc as well as UL, IEC, CSA and CCC certifications specific for PV applications—ensuring fully supported and seamless global installations.
Legacy of technical expertise
For more than 100 years, Eaton has protected equipment and businesses from electrical hazards. We are the experts in safe system design and application. Our team of Application Engineers and Sales Engineers are dedicated to protecting your system, from specification to delivery. Additionally, our Paul P. Gubany Center for High Power Technology is one of the industry’s most comprehensive testing facilities, and is available to test your systems to global agency standards.
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Over the last 50 years, solar PV systems have evolved into a mature, sustainable and adaptive technology.
revolutionary new fuses and circuit breakers that, combined with a range of surge protective devices, offer complete protection for PV systems.
The unique nature of PV system power generation necessitates the need for new and effective electrical protection products for overcurrent, overvoltage and isolation events.
With an Eaton protected electrical system, you can optimize your renewable energy power generation capacity, knowing your equipment is safe. We are a single source for the entire AC and DC circuit protection and disconnecting means. We work closely with solar equipment manufacturers and, through coordinated research and development, have produced
As a single source provider with 100 years of proven technology, we provide complete circuit protection solutions that are safe and reliable so you can take full advantage of converting sunlight into usable energy while working with a bankable, industry-leading manufacturer.
Learn more at www.eaton.com/solar and www.cooperbussmann.com/solar.
Photovoltaic
Fuses
DC/Solar
Circuit Breakers
Solar String
Protectors
Modular
Fuse Holders
Photovoltaic
SPDs
UL and IEC
SPDs
AC/DC
Safety
Switches
High Speed
Fuses
AC Fuses AC
Circuit Breakers
Photovoltaic
Fuses
• Global agency ratings up to 1500Vdc
• Range of 1 to 630 amp
PV fuses
• Designed for protecting and isolating PV strings, array combiners and disconnects
DC/Solar
Circuit Breakers
• Global agency ratings up to 1500Vdc
• Range of 15 to 300 amp DC breakers and
30 to 600 amp PV breakers
• Designed for protecting and isolating PV string, array, combiners and inverters
Modular
Fuse Holders
• Global agency ratings up to 1000Vdc for use with PV fuses
• Finger-safe, high
SCCR, 10x38 and Class
CC fuse holders with optional open fuse indication
• Easy color coding: yellow for PV, red for
IEC, and black for UL applications
Photovoltaic
SPDs
• Global agency ratings for enhanced 600, 1000 and 1200Vdc surge protection
• Patented, fast-acting technology isolates system to help prevent
DC arc damage
• easyID™ local visual indication and optional remote contact signaling make status monitoring simple
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Wire harness A Combiner box B Re-combiner box C Inverter
Eaton’s solar circuit protection solutions are available for any installation, from stand-alone solar arrays to grid-connect systems. Our solutions are ideal for residential, commercial and utility systems.
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Wire harness Combiner box Re-combiner box Inverter
1 Photovoltaic fuses
2 DC/solar circuit breakers
3 Solar string protectors
4 Modular fuse holders
5 Photovoltaic surge protective devices
6 AC UL and IEC surge protective devices
7 AC/DC switches
8 High speed fuses
9 AC fuses
10 AC breakers