Mersen DC Solar 8 in 8 out Fuse Box | COMB-BOX8FBS

It includes 4 sets of surge protection devices (SPD) and 8 sets of fuse holders compatible with inverters such as Sungrow SG40CX with 4 MPPTs and 8 strings.

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Number of ports (In/Out) 8/8
Used for compatible power 40kW
User category Project
Design Compact, enclosed space
Made in India
Rated voltage 1000V
Protective box material Polycarbonate with transparent cover
Dimensions 560 x 380 x 180
Weight
Function String inverter protection
Warranty 1 year

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PRODUCT INFORMATION

Mersen DC Solar 8 in 8 out Fuse Box | COMB-BOX8FBS

The cabinet configuration includes 4 sets of surge protection devices (SPD) and 8 sets of fuse holders compatible with inverters with 4 MPPTs and 8 Strings, such as Sungrow SG40CX.

Durable IP65-rated Hensel cabinet with a transparent front panel facilitates easy inspection and monitoring of the system’s operations.

The Fuse box cabinet is a product combining two internationally renowned brands, MERSEN and HENSEL, featuring SPD and FUSE devices from MERSEN and protective cabinets from HENSEL, distributed by XBSOLAR.

The advantages of the Mersen DC Fuse box cabinet include:

– Designed by a team of specialists using high-tech product components and specialized testing to ensure system safety.

– Cost is equivalent to buying individual components for installation.

– Excellent protection capabilities in the installation environment – IP65

– Easy to check, monitor, and replace damaged components.

– 12-month warranty for the product.

– Possesses a range of global quality certifications such as TUV, UL, IEC, ROSH…

Specifications:

Rated voltage            UE = 1000V DC

Maximum voltage in continuous operation Umax = 1100V DC (only under short-term conditions, not controlled by the inverter)

Rated current per string Inc = 9A DC
Maximum current per string Inc(max) = 12,5A DC (Operating Temperature Range)
Protection IP66
Ambient temperature range -20°C…+60°C (Performance reduced above +45°C)
Material Poly Carbon with transparent cover
Dimensions (W x H x D in mm) 560 x 380 x 180
Additional equipment 1 x pressure and temperature balancing device
Surge protection 4Nos of Type II SPD, Imax (8/20μs) 40KA, Iscpv = 10kA,

Compliance with EN 50539-11 certification

 

DC Input Strings

  • Maximum Number of Connected String Inputs :   8
  • Control Mode: Uncontrolled
  • String Fuse Protection: 8 sets of 32A fuse holders (Protection for the positive pole only)
  • Fuse Holder Mounting Type: Fuse holder with indicator light and snap-on connection (no screw connection required)
  • Fuses: 8 fuses 15A gPV 10.3×38 pre-installed, compliant with UL 2579 & IEC 60269-6 certifications, breaking capacity 50kA.
  • DC String Connection Type (-): Terminal block connection with locking pin.
  • Input DC String to the “+” side: 4 x cable gland M16.
  • Input DC String to the “-” side: 4 x cable gland M16.
  • The range of cable length that can be connected to the terminal block: 5…10mm.
  • Maximum cross-section: 4mm² (conductor with lugs).

DC Output Strings

  • Input DC Strings “+” : 4 x cable gland M16
  • Input DC Strings “-” : 4 x cable gland M16
  • Length of connection part: 5…10mm
  • Maximum cross-section: 4mm² (cable with lug)
  • Grounding connection: 16 Sq.mm

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