TM PV 8 Combiner PV 12 Combiner User’s Guide Includes Mounting and Installation Instructions
About OutBack Power Systems OutBack Power Systems is a leader in advanced energy conversion technology. Our products include true sine wave inverter/chargers, a maximum power point charge controller, system communication components, as well as breaker panels, breakers, accessories, and assembled systems. Notice of Copyright FLEXware PV 8 Combiner FLEXware PV 12 Combiner Manual Copyright © 2008 All rights reserved.
TABLE OF CONTENTS Warrranty Introduction ....................................................................................................................................................................3 Safety Instructions .............................................................................................................................................................................4 Requirements..................................................................................................
Warranty Introduction Dear OutBack Customer, Thank you for your purchase of OutBack products. We make every effort to assure our power conversion products will give you long and reliable service for your renewable energy system. As with any manufactured device, repairs might be needed due to damage, inappropriate use, or unintentional defect. Please note the following guidelines regarding warranty service of OutBack products: • Any and all warranty repairs must conform to the terms of the warranty.
IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS The OutBack FLEXware PV-8 and PV-12 Combiners are listed by ETL as PV Combiners under the following standards: • UL 67, 11th Edition • UL 1741, First Edition • CSA C22.2, No.29-M1989 These enclosures meet Type 3R rainproof requirements when mounted vertically or leaning back to 14 degrees (3/12 pitch). This enclosure is rated for up to 150VDC circuit breakers and up to 600VDC fuses.
Requirements • Use minimum 750 C copper conductors. • Use only code-approved, appropriately listed circuit breakers, fuse holders, and fuses. Maximum Fuse Rating 15 AMP , 600VDC Maximum Circuit Breaker Rating 15 AMP, 150VDC Total Maximum Current Rating PV8—120 AMPS DC Maximum Fuse Short Circuit Current 10kA Maximum Breaker Short Circuit Current 10kA for 80V; 100A for 150V PV12—180 Amps DC Torque Data* for DC Negative Bus Bar Small Holes WIRE SIZE TORQUE AWG mm2 14-10 2.1-5.3 20 2.3 8 8.
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FWPV-8 Combiner Features • Accommodates circuit breakers or fuse holders using a reversible* combiner bus bar • Two output set screw lugs for parallel positive strings capable of accepting 2/0 AWG/67.4 mm2 output wires • Comes with one ground bus bar and one negative bus bar • 1” EKO bottom knockout punchable to 2” EKO • 1” back knockout punchable to 1.
Sample FW-CBUS-8 (Bus Bar) Installations Circuit breaker installation using included bus bar hardware Bus bar hardware installed 8 Fuse holder installation Optional DIN Rail End Clamp (FW-EC-DIN)
FWPV-8 Combiner Two #12 sheet metal screws* secure the combiner’s front cover. A 7/16” lock hole accepts a padlock to secure the cover. Houses up to: • Six “touch safe” OBFH fuse holders and knockouts for six input strings • Eight DIN mount OBB circuit breakers • Electrical knockouts capable of accommodating copper wire sizes from 2/0 to 14 AWG (67.4 mm2 to 2.
Knockouts for 3”, 4” , and 6” U-bolts (pole mount installation) Knockouts for flat surface installation Knockouts and Dimensions FWPV-8 Combiner Front View Front View Bottom View 10 Side View
FLEXware PV-8 Combiner Wiring Sample (Circuit Breakers) COMB(iner) Bus—combines all the PV array output “strings” or wiring at one bus which connects to the OutBack Charge Controller(s); lugs can accept cable sizes ranging from 2/0 to 14 AWG (67.4 mm2 to 2.08 mm2) copper wires. Individual PV circuit breakers (up to 15 amp/150 VDC) are available from OutBack. Circuit breakers must be secured to the DIN rail and installed flush against the dead front mounting flange. DIN rail Dead front mounting flange.
UP TO DUAL 2/0 AWG OUTPUT WIRES POSITIVE COMBINATION BUS TO CHARGE CONTROLLER OR INVERTER GROUND BUS GROUNDING ELECTRODE FWPV-8 with circuit breakers 12 - + - + PV + PV - PV + PV - - + - + PV + PV - PV + PV - - + - + PV + PV - PV + + + + - PV - PV + + + - PV - PV + PV PV - PV PV + + + - PV - PV + PV - PV + + + + PV - PV - PV + PV - + + PV PV NEGATIVE TBB PV - PV + PV - PV + BREAKERS
FLEXware PV-8 Combiner Wiring Sample (Fuses) COMB(iner) Bus—combines all the PV array output “strings” or wiring at one bus which connects to the OutBack Charge Controller(s); lugs can accept cable sizes ranging from 2/0 to 14 AWG (67.4 mm2 to 2.08 mm2) copper wires. Individual PV array fuses and fuse holders (up to 15 amp/600 VDC) are available from OutBack.
UP TO DUAL 2/0 AWG OUTPUT WIRES POSITIVE COMBINATION BUS TO CHARGE CONTROLLER OR INVERTER GROUND BUS GROUNDING ELECTRODE FWPV-8 with fuses 14 PV + + + PV - PV + + + - PV - PV + PV - PV + + + + - PV - PV + + + - PV - PV + PV PV - PV PV + + + + PV - PV - PV + PV - + + PV PV NEGATIVE TBB PV - PV + PV - PV + FUSEHOLDERS WITH FUSES
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FWPV-12 Combiner Features • Accommodates circuit beakers or fuse holders using a reversible* combiner bus bar • Four output set screw lugs for positive parallel strings capable of accepting 2/0 AWG (67.4 mm2) output wires • Comes with two ground bus bars and two negative bus bars • 1” EKO bottom knockout punchable to 2” EKO • 1” back knockout punchable to 1.
Sample FW-CBUS-12 (Bus Bar) Installations Fuse holder installation using included bus bar hardware Circuit breaker installation Optional DIN Rail End Clamps (FW-EC-DIN) Bus bar hardware installed 17
FLEXware PV-12 Combiner Two #12 sheet metal screws* secure the combiner’s front cover. A 7/16” lock hole accepts a padlock to secure the cover. Houses up to: • Eight “touch safe” OBFH fuse holders and OBF fuses and knockouts for eight input strings • 12 DIN mount OBB circuit breakers • Electrical knockouts capable of accommodating copper wire sizes from 2/0 to 14 AWG (67.4 mm2 to 2.08 mm2) Circuit Breaker Knockouts Combiner shown with optional fuse holders mounted to DIN rail.
Knockouts and Dimensions FWPV-12 Combiner Knockouts for flat surface installation Side View Knockouts for 6” and 8” U-bolts used in pole mount installation Front View Bottom View 19
FLEXware PV-12 Combiner Wiring Sample (Circuit Breakers) COMB(iner) Bus Bars—combine all the PV array output “strings” or wiring at two bus bars which connect to the OutBack Charge Controller(s); lugs can accept cable sizes ranging from 2/0 to 14 AWG (67.4 mm2 to 2.08 mm2) copper wires. Circuit breakers must be secured to the DIN rail and installed flush against the dead front mounting flange.
UP TO DUAL 2/0 AWG OUTPUT WIRES POSITIVE COMBINATION BUS POSITIVE COMBINATION BUS TO CHARGE CONTROLLER OR INVERTER TO CHARGE CONTROLLER OR INVERTER PV + + + + + + PV - PV + + + + + + - PV PV - PV PV PV + PV PV - PV + PV - PV + PV - + + + + + - PV + PV PV - PV + PV - - PV + + - PV - + + + + - PV + PV PV - PV PV + PV - PV + PV - + + + + + + PV + PV PV - PV - PV + PV - + + + + + - PV + PV PV - PV PV PV GROUND BUS PV + PV PV
FLEXware PV-12 Combiner Wiring Sample (Fuses) COMB(iner) Bus Bars—combine all the PV array output “strings” or wiring at two bus bars which connect to the OutBack Charge Controller(s); lugs can accept cable sizes ranging from 2/0 to 14 AWG (67.4 mm2 to 2.08 mm2) copper wires. Fuse holders must be secured to the DIN rail and installed flush against the dead front mounting flange. Dead front mounting flange Individual PV array fuses and fuse holders (up to 15 amp/600 VDC) are available from OutBack.
UP TO DUAL 2/0 AWG OUTPUT WIRES POSITIVE COMBINATION BUS POSITIVE COMBINATION BUS PV + + + + + + PV - PV + PV PV - + + + + + - PV PV + PV PV - PV + PV - + - PV + + - PV - + + + + - PV + PV PV - PV - PV + PV - + + + + + + - PV + PV PV - PV PV PV GROUND BUS PV + PV PV PV NEGATIVE TBB PV NEGATIVE TBB PV - PV + PV - PV TO CHARGE CONTROLLER OR INVERTER TO CHARGE CONTROLLER OR INVERTER FUSEHOLDERS WITH FUSES GROUNDING ELECTRODE FWPV-12 with fu
TM Product Registration Please take a moment to register and provide us with some important information and return it to: Outback Power Systems Inc. 19009 62nd Ave. NE Arlington, WA 98223 NOTE: Please complete one form for all installed FLEXware product.
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European Sales Office Barcelona, ESPAÑA (+34) 600.843.845 19009 62nd Avenue NE Arlington, WA 98223 USA (+1) 360.435.6030 www.outbackpower.
