01
Repeatable field design
Standardize string inputs, enclosure layouts, cable entries and device references across plant blocks.
All applications
03 / APPLICATION
Solar Power Plants
Scalable DC collection, field protection and project support for high string counts and centralized plant requirements.
01 / SYSTEM CONTEXT
Design around the operating environment.
Utility-scale plants demand repeatable field assemblies, clear circuit identification and controlled product documentation across thousands of DC connections. VIOX supports project-defined combiner, isolation and protection configurations for consistent deployment across the site.
Final selection must follow the approved electrical design, applicable standards and site conditions. VIOX product references provide a structured starting point for engineering review and quotation.
02 / DESIGN PRIORITIES
What the DC protection plan must resolve.
02
High-voltage DC selection
Verify maximum calculated system voltage, insulation coordination and switching duty under site temperature conditions.
03
Maintainable collection
Plan access, spare ways, monitoring interfaces and replacement procedures around long-term plant operation.
04
Supply consistency
Control approved components, markings, packaging and batch records for staged project delivery.
03 / SYSTEM PATH
From PV field to protected inverter input.
- 01Utility PV string fields
- 02Field combiner boxes
- 03DC feeder protection and isolation
- 04Central or distributed inverter stations
04 / RECOMMENDED PRODUCTS
Build the protection chain.
Combine only the functions required by the approved system design. Ratings and device coordination remain project-specific.
01
System integration
02PV Combiner Box
Bring PV string inputs together with organized protection, isolation and monitoring options.
Field connection
03MC4 Solar Connector
Create consistent cable connections across photovoltaic modules, strings and field wiring.
Branch and feeder protection
06DC Circuit Breaker
Miniature and molded-case circuit breakers for photovoltaic, storage and industrial DC distribution.
Safe isolation
07DC Isolator Switch
Provide a visible and dependable means of disconnecting photovoltaic DC circuits.
String protection
08PV DC Fuse
Coordinate fault protection for photovoltaic strings, arrays and DC equipment.
Surge protection
PV DC SPD
Help protect photovoltaic DC equipment from transient overvoltage events.
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