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Solar protection

2-String Solar DC Protection Box

A pre-assembled PV combiner and DC protection architecture for 5kW, 8kW, hybrid and off-grid solar systems.

JBQ-PVB-2S-10002 PV strings classTechnical configuration required
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2-string solar DC protection box conceptual catalog render

Configuration safety

Protection ratings are configured by project

Fuse, breaker and protection ratings are configured according to PV string current, system voltage and project requirements. This product inquiry page does not define one universal fuse, breaker or SPD rating.

PV String 1Protection BoxInverter
PV String 2Protection BoxInverter

Reference Architecture

PV inputs2 strings class
Output1 protected output class
Voltage class1000VDC, approved value to be confirmed
Internal componentsFuse channels, fuse holders, Type II DC SPD, isolator/breaker and terminals class
Fuse ratingProject dependent; must be selected by PV module and string current
SPD ratingto be confirmed from model component documentation
EnclosureOutdoor-ready; IP status to be confirmed
Quote logicTechnical configuration required before quotation

Safety note

Final protection design requires PV string data

Submit module Isc, number of strings, system voltage and installation requirements. JBQ ENERGY will confirm final ratings before quotation.

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