PV DC Combiner Box

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The photovoltaic combiner box is suitable for inverters with a maximum input voltage of DC1000V. The combiner box is made of PVC engineering material and has been tested by fire resistance, flame retardancy, temperature rise, impact resistance, and UV resistance etc. The protection level reaches IP65. The PV combiner box is designed and configured strictly in accordance with the requirements of the "Technical Regulation for Photovoltaic Combining Equipment" --CGC/GF037:2014, providing users with a concise, attractive appearance, as well as safe, practical PV system product.

Features

Designed to meet IP65 standards, this product offers outstanding waterproof, dustproof, rustproof and sun protection features, making it ideal for outdoor installation and use.

Multiple solar panel arrays can be accessed simultaneously.

The maximum VOC of each connected array can reach DC1000V.

With multiple protection control, the positive and negative terminals of each circuit are equipped with high-voltage DC fuses (maximum current is 20A), and their withstand voltage value can reach DC1000V.

Dedicated lightning protectors are equipped respectively between the combined output positive pole and ground, negative pole and ground, positive pole and negative pole. This protector device is selected from premium brands.

The combined DC output terminal is equipped with an interruptible DC circuit breaker, which is selected from premium brands.

Technical Parameters

Model	HLX-PV6/1	HLX-PV8/1	HLX-PV12/1	HLX-PV16/1
Electrical Parameters
Max. DC voltage	1000	1000	1000	1000
Max. input current for each string	20A	20A	20A	20A
Max. input strings	6	8	12	16
Max. output switch current	20A/32A	125A	160A	200A
Number of inverter MPPT	N	N	N	N
Number of output strings	1	1	1	1
Surge Protection
Protection class	Ⅱ	Ⅱ	Ⅱ	Ⅱ
Nominal discharge current	20kA	20kA	20kA	20kA
Max. discharge current	40kA	40kA	40kA	40kA
Voltage protection level	3.8kV	3.8kV	3.8kV	3.8kV
Max. continuous operating voltage	1050V	1050V	1050V	1050V
Poles	3P	3P	3P	3P
Connection	Plug-in connection	Plug-in connection	Plug-in connection	Plug-in connection
System
Protection grade	IP65
Output switch	DC circuit breaker (standard) / DC isolation switch (optional)
SMC4 waterproof connector	Standard
PV DC fuse	Standard
PV DC surge protector	Standard
Monitoring module	Optional
Anti-reverse diode	Optional
Enclosure	Metal
Installation	Wall mount
Operating temperature	-25℃~ 55℃
Altitude	2000m
Allowable relative humidity	0~95%, no condensation