DC Combiner box for solar energy
Strings Array 1000V DC Solar PV Combiner Box for solar system
PV combiner box Application:
PV String DC Combiner Boxes are key components in the PV Solar power systems which are placed between Solar Modules and the Inverters.
Simplify the physical wiring between solar panel and inverter
Fault current protection for each PV String
Fault alarm
Easy installation and maintenance
PV combiner box Advantage:
Easy machining with normal tools
IP66
Wide operation temperature range
Fire Resistance
Non-conductive
Good resistance to chemical corrosion
Light weight
Excellent insulating properties
Cost-effective material for harsh environments
TECHNICAL PARAMETERS
Name USDB-PV
System maximum dc voltage 1000V
Maximum input current for each string 16A / 20A / 25A / 32A
Maximum input strings 1 / 2 / 4 / 8
Maximum output switch current 16A / 20A / 25A / 32A
Number of Output strings 1 / 2 / 4 / 8
Lightning protection
Category of test II grade protection
Nominal discharge current 20kA
Maximum discharge current 40kA
Voltage protection level 3.8kV
Maximum continuous operating voltage Uc 1000V
Structure characteristic Plug -push module
System
Protection grade IP65
Output switch DC isolation switch(standard)/DC circuit breaker(optional)
SMC4 Waterproof Connectors Standard
PV dc fuse Standard
PV surge protector Standard
Monitoring module Optional
Preventing diode Optional
Box material ABS
Installation method Wall mounting type
Operating Temperature -25C~+55C
Elevation of temperature 2km
Permisble relative humidity 0~95%no condensation
(2)
(4.82)
(4.43)