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PHOTOVOLTAIC DC COMBINER BOX MONITORING DEVICE

PHOTOVOLTAIC DC COMBINER BOX MONITORING DEVICE

Product features

◆ Installed in the outdoor wall-mounted bus box, adapt to harsh environmental conditions.
◆ Easy to modify the mailing address, through the product button operation.
◆ Photovoltaic power supply (210-1500VDC) power module, protection level up to IP30.
◆ The current acquisition unit uses self-developed sensor module.
◆ Current acquisition unit adopts integrated structure, non-splicing mode, improve reliability.
◆ The protection grade of the product shell reaches IP30, which can provide long-term effective protection for the internal PCB board.
◆ Local LCD display, display current, voltage, temperature, etc.
◆ Serial communication interface 1, interface mode RS485, 2500V for photoelectric isolation + lightning protection.
◆ Sampling processing 1~24 photovoltaic panel current (0 ~20A), accurate 1%.
◆ Vertical installation, save the space of the bus box.

Product Material

Circuit number

8、12、16 、20 、24 Circuits
Auxiliary power supply

DC5V Range：(4 .95~5 .05V)
Power dissipation

<5W
Number of input voltage routes

1 Circuit
Side voltage range

50V~ 1500VDC
Input current range

0~20A

Inquiry

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Product overview

The intelligent photovoltaic DC busbar monitoring device is applied to the intelligent photovoltaic busbar, which has the functions of monitoring the operating status of the panels in the photocell array, measuring the current of the photocell, measuring the voltage of the photocell, collecting the status of the surge protector of the busbar, collecting the status of the DC circuit breaker, and the relay contact output for driving the external actuator.
The intelligent photovoltaic DC bus box monitoring device can display the real-time data and status of each circuit of the bus box, and can be connected with industrial control equipment and computers through RS485 interface to form an intelligent photovoltaic operation and maintenance measurement and control system.

Project	Parameter
Circuit	8,12,16,20,24 Circuits
Auxiliary power supply	DC5V Range:(4.95~5.05V)
Power dissipation	＜5W
Number of input voltage routes	1Circuit
Side voltage range	50V~1500VDC
Input current range	0~20A
Communication	RS485 MODBUS RTU
Communication rate	1200,2400,4800,9600,19200,38400,57600,115200(BPS)Can set
Communication medium	1.5 square screen twisted pair wire,communication distance 1000 meters,the maximum number of nodes per loop 128
Measurement accuracy	Current,Voltage:＜1％
Measuring temperature drift	250PPM/℃
Operating temperature	-30℃~70℃
Relative humidity	0％~95％ Non-condensation
Reaction time	1S
Altitude	≤3000m,More than 3000m requires special
Insulation resistance	≥100MΩ