Eaton RGHDCW3300WMA12 PV Guard Solar MCCB - 1000Vdc
Part Number: RGHDCW3300WMA12
Quick Summary
PV Guard Solar MCCB from Eaton provides robust protection for utility-scale PV inverters and solar arrays. Engineers often struggle with reliable DC protection and safe maintenance access in large PV installations. This device carries UL Listed, IEC Rated, and CSA Certified for compliance across North American and international projects, helping meet fast-paced project deadlines. It integrates with existing PV protection strategies, enabling standardized protection across multiple strings and inverters, while reducing panel-side wiring complexity. By combining high-current capability with rugged enclosure compatibility, it supports safer maintenance windows and lower total cost of ownership for operators managing diverse solar portfolios. The result is predictable protection performance and tangible business value.
Product Information
Extended Description
RGHDCW3300WMA12 Eaton: Eaton Seires R RGHDC 3000A RG-DC 1000VDC CCC Only with 2A/2B Aux
Product Name
Eaton PV Guard / Solar complete molded case circuit breaker
Catalog Number
RGHDCW3300WMA12
UPC
786689023300
Product Length/Depth
9.75 in
Product Height
16 in
Product Width
15.5 in
Product Weight
135 lb
Certifications
UL Listed IEC Rated CSA Certified
Type
PV Guard and Solar
Amperage Rating
3000A
Voltage rating
1000 V
PVGard solar circuit breakers product aid
Circuit Protection, Molded Case Circuit Breakers, Volume 4, Tab 2
Value of Circuit Breakers for PV Systems and Eaton PVGard Solar Circuit Breakers
PVGard solar circuit breakers technical data sheet
PVGard solar circuit breakers technical data sheet
Feature → Business Impact → Application: The RGHDCW3300WMA12 delivers DC protection up to 1000 V and 3000 A, enabling reliable fault isolation on the DC side of PV systems and reducing arc-flash risk during maintenance. This translates to improved system uptime and safer field service, essential for utility-scale plants and commercial rooftops that demand continuous power. Feature → Business Impact → Application: PV Guard and Solar type construction provides PV-specific protection coordination, simplifying integration with inverters and string combiners while maintaining compliance with UL Listed, IEC Rated, and CSA Certified standards. This supports faster commissioning and consistent protection across project sites. Feature → Business Impact → Application: Large-format MCCB with a 9.75 in depth, 15.5 in width, and 16 in height enclosure fits common electrical cabinets, enabling straightforward retrofit in existing installations without major enclosure changes. This reduces installation time and on-site labor costs. Feature → Business Impact → Application: Cataloged with UPC 786689023300 and a 135 lb weight, the unit ships as a ready-to-install solution, minimizing procurement lead times and enabling predictable scheduling in project milestones. Feature → Business Impact → Application: The 3000 A / 1000 Vdc rating supports compliance-driven procurement for diverse portfolios, including utility-scale farms and large commercial PV facilities, ensuring long-term protection reliability and reduced maintenance interventions.
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FAQs
Yes. The RGHDCW3300WMA12 is designed for PV protection in standard molded case enclosures and integrates with typical PV disconnect configurations. Its 9.75 in depth, 15.5 in width, and 16 in height footprint aligns with common enclosure dimensions, reducing retrofit risk. Installation benefits include straightforward wiring, secure mounting, and verified DC protection coordination with PV inverters.
Key specs include a 3000 A amperage rating and a 1000 V DC voltage rating, Type PV Guard and Solar, UL Listed, IEC Rated, and CSA Certified. Catalog Number RGHDCW3300WMA12 is the exact model, with UPC 786689023300. These ratings support high-current PV applications and ensure compliance with international electrical protection standards.
This MCCB is ideal for utility-scale PV farms, commercial rooftop PV installations, and DC-side protection near PV inverters. Its high-current capability and 1000 V DC rating support robust fault isolation for long-string configurations, while certifications ensure regulatory compliance across North America and beyond.
The device is UL Listed, IEC Rated, and CSA Certified. These certifications verify safety and performance under recognized standards, facilitating code compliance, project permitting, and supplier qualification for critical PV protection in diverse markets.
Its rugged enclosure and high current rating reduce frequency of component replacements and limit maintenance downtime. The standardized PV protection approach simplifies commissioning, improves uptime, and lowers total cost of ownership for mixed-portfolio solar installations through predictable performance and fewer field interventions.