Photovoltaic Combiner Boxes BCBC/BCBCT* Series Compact Combiner Boxes Features ETL Listed to UL1741 Standard cETL Certified to CSA Standard C22.2 No. 29 2 to 6 Input circuits Continuous duty rated at 600Vdc 600Vdc Midget fuses** for overcurrent protection Finger-safe Cooper Bussmann modular fuse holders*** NEMA 4X Polycarbonate enclosure Ground blocks included External mounting feet included Operating temperature -40C to 50C BCBC Series Compact Box Common configurations in stock for fast shipment Specifications Number of Input Circuits 2 to 3 4 5 to 6 Input conductor range 6-14AWG 6-14AWG 6-14AWG Number of output conductors 1 1 1 Output conductor range 6-14AWG 6-14AWG 6-14AWG Max rated current (DC continuous) 76A 76A 76A Max fuse size 25A 20A 12A Enclosure dimensions (in), Weight 6.5x6.5x4, 4 lbs 6.5x6.5x4, 4 lbs 6.5x9.5x4, 4 lbs Typical Layout Part Number System Compact Combiner Box Part Number System Example: BCBC-04-10P = B C B C - 0 4 - 1 0 P Series Prefix BCBC Compact Combiner Box Number of Poles 02 03 04 05 06 Fuses (Amps) 00 No Fuses Included 01 02 03 04 05 06 08 09 10 12 15 20 25 (see Max fuse size in table) Enclosure P NEMA 4X (Polycarbonate) Compact BCBC Series 2 to 6 Circuits BCBC-04-00P Pictured * BCBC Combines negative inputs with a jumper. BCBCT allows negative inputs to pass through to the outputs without being combined. ** See Data Sheet 2038 (DCM) or 2020 (KLM) for details. *** See Data Sheet 2053 for details. Please verify stocked configurations with your Cooper Bussmann sales representative. Certain specifications may be modified to meet requirements, please consult factory. Total system ampacity (poles x fuse amp rating) may not exceed 76 amps. When fuses are specified, 600Vdc midget fuses are installed in holders. 1210 BU-SB101341 Page 1 of 6 Data Sheet 2054BCBS 600Vdc and 1000Vdc Series Standard Combiner Boxes Features 4 to 24 Input circuits 600Vdc or 1000Vdc Rated units Finger-safe Cooper Bussmann modular fuse holders* Configured for both positive and negative grounded arrays Single or dual 90C output terminals Negative input terminal blocks Steel or fiberglass NEMA 3R, 4 or 4X enclosures with seamless door gaskets Operating temperature -40C to 50C Common configurations in stock for fast shipment** BCBS Series Standard Box Specifications Voltage 600Vdc Series 1000Vdc Series Rating standard Listed to UL1741 IEC Rated Components cETL Certified to CSA Standard C22.2 No. 29 Self-Certified Fuse Gear Fuse type 600Vdc Midget fuses*** 1000Vdc PV fuses Number of input circuits 4 to 12 16 20 to 24 4 to 12 16 20 to 24 Input conductor range 4-16AWG 4-16AWG 4-16AWG 4-16AWG 4-16AWG 4-16AWG Number of output conductors 1 or 2 1 or 2 1 or 2 1 or 2 1 or 2 1 or 2 Output conductor range 350kcmil-6AWG 350kcmil-6AWG 350kcmil-6AWG 350kcmil-6AWG 350kcmil-6AWG 350kcmil-6AWG Max fuse size 25A 20A 20A 25A 20A 20A Max rated current (DC continuous) 310A 400A 400A 310A 400A 400A Steel enclosure dimensions (in), weight 16x12x6, 30 lbs 16x16x6, 36 lbs 20x20x6, 46 lbs 16x12x6, 30 lbs 16x16x6, 36 lbs 20x20x6, 46 lbs Fiberglass enclosure dim. (in), weight 16x14x7,18 lbs 20x16x8, 22 lbs 24x20x8, 35lbs 16x14x7,18 lbs 20x16x8, 22 lbs 24x20x8, 35lbs Part Number System Standard Combiner Box Part Number System Typical Layout Example: BCBSK-12-10F = B C B S K - 1 2 - 1 0 F S 0 6 R Series Prefix BCBS Standard Combiner Box Blank - for 600Vdc systems K - for 1000Vdc systems Number of Poles 04 08 12 16 20 24 600Vdc Fuses (Amps) 00 No Fuses Included 01 02 03 04 05 06 08 09 10 12 15 20 25 (see Max fuse size in table) 1000Vdc Fuses (Amps) 01 02 03 04 05 06 08 10 12 15 (see Max fuse size) Enclosure R NEMA 3/3R 4 NEMA 4 (Powder Coated Steel) F NEMA 4X (Fiberglass) Surge Protective Device (SPD) S06 - 600Vdc Standard BCBS Series S10 - 1000Vdc 4 to 24 Circuits BCBS-12-00F Pictured SPD Remote Contact Signaling R - With remote signaling Blank - no remote contact * See Data Sheet 2053 for details. ** Please verify stocked configurations with your Cooper Bussmann sales representative. ** Certain specifications may be modified to meet requirements, please consult factory. *** See Data Sheet 2038 (DCM) or 2020 (KLM) for details. See Data Sheet 720110 for details. 12 Circuit inputs are limited to 20A fuses. Total system ampacity (poles x fuse amp rating) may not exceed 400 amps. When fuses are specified, 600Vdc midget fuses are installed in holders. 1210 BU-SB101341 Page 2 of 6 Data Sheet 2054