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CB Series PV Combiner Box
CB series is designed for multi input tandem photovoltaic power system bus application, set convergence, detection, monitoring and protection between multiple photovoltaic strings and inverters.
Key Features


   Intelligent monitoring of each series current, aggregate voltage and operation status;

   Support for receiving smart grid dispatching signals;

   Extend analog input test interface, support access environment detector;

   Universal RS485 communications port, fully compatible with the internal and external communications of photovoltaic power generation   systems;

● Reliable

   IP65 protection level, suitable for installation environment;

   Provides an externally connected 12V 100mA auxiliary power interface that provides support for user system extensions;

   Only anti reflux function is optional;

   The integrated DC lightning protection module and the DC fuse add more inverter input protection;

   Products liability insurance and errors or omissions liability insurance are covered by the international famous property insurance company    AIG insurance.


Electrical parameter
Number of   inputs6810
Max input DC   voltage(V)1000
Max output DC current(A) ×number of outputs30×240×250×2
Input terminal   typeM16
Output   terminal typeM16
Detection   functionBranch input current, total output voltage, state of anti-lightening   state
Communication   modeRS485
Communication   protocolMODBUS-RTU
Mesuring   precision2% rated valuev (take 10A as rated value per channel)
Extend analog   inputFive 4~20mA current inputs
Environment parameter
Protection   levelIP65
Operation temp -35~+70
RH99%no condendation
Max elevation   (m)4000
Protection parameter
Number of   fuses6810
Lightening-proof   deviceII
Communication   lightening-proofIntegration
Upper PC   communication port lightening proofNo setting
Mechanical parameter
Volume (H x W   x D mm)380 x 230 x 140
Weight (kg)<10
Installation   modeFixed by M5 bolts