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Xantrex ACCB Owner's Manual - Conventions Used

Manual is about: Sine Wave Plus AC Conduit Box

Summary of ACCB

  • Page 1

    Sine wave plus ac conduit box ( accb ) owner’s guide owner’s guide accb.

  • Page 3: Accb

    Sine wave plus ac conduit box ( accb ) installation guide.

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    About xantrex xantrex technology inc. Is a world-leading supplier of advanced power electronics and controls with products from 50 watt mobile units to one mw utility-scale systems for wind, solar, batteries, fuel cells, microturbines, and backup power applications in both grid-connected and stand-a...

  • Page 5: About This

    975-0046-01-01 iii about this guide purpose the purpose of this installation guide is to provide explanations and procedures for installing and operating the sine wave plus ac conduit box ( accb ). Scope the sine wave plus ac conduit box ( accb ) installation guide provides safety guidelines and pro...

  • Page 6: Conventions Used

    About this guide iv 975-0046-01-01 conventions used the following conventions are used in this guide. Abbreviations and acronyms related information you can find more information about xantrex technology inc. As well as its products and services at www.Xantrex.Com warning warnings identify condition...

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    975-0046-01-01 v important safety instructions 1. Before installing the accb , read all instructions and cautionary markings on the accb and all appropriate sections of this guide. 2. Do not expose the accb to rain, snow, or spray. To reduce risk of fire hazard, do not cover or obstruct the ventilat...

  • Page 8: Explosive Gas Precautions

    Important safety instructions vi 975-0046-01-01 explosive gas precautions 1. Working in the vicinity of lead-acid batteries is dangerous. Batteries generate explosive gases during normal operation. Therefore, you must read this guide and follow the instructions exactly before installing the accb . 2...

  • Page 9: Contents

    975-0046-01-01 vii important safety instructions 1 installation introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -1–2 specifications- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - ...

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    Contents viii 975-0046-01-01 2 operating the accb the bypass switch- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–2 operating the bypass switch - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 2–2 normal operation - ...

  • Page 11: Figures

    975-0046-01-01 ix figure 1-1 ac conduit box, front view - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -1–2 figure 1-2 accb dimensions (not to scale) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -1–3 figure 1-3 safety plate sp-1 - - - - - - - - - - - - - - - - - - - - - -...

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    Figures x 975-0046-01-01 figure 1-27 ground connections for an on-grid application with an ac distribution panel (sub panel) and a generator disconnect breaker in the accb - - - - 1–31 figure 1-28 neutral connections for an on-grid application with an ac distribution panel and internal generator dis...

  • Page 13: Installation

    1 installation chapter 1, “installation” provides installation and wiring instructions for the sine wave plus ac conduit box ( accb ). The following topics are covered in this chapter. For this topic: see: “introduction” page 1–2 “specifications” page 1–3 “bypass switch assembly” page 1–4 “code comp...

  • Page 14: Introduction

    Installation 1–2 975-0046-01-01 introduction the accb connects to the ac side of a sine wave plus inverter and accepts ac conduit runs. It protects the cable connections to the inverter and provides an inverter bypass (for a single ac source) and ac disconnect breakers. Additional circuit breakers m...

  • Page 15: Specifications

    Specifications 975-0046-01-01 1–3 specifications dimensions 15 1/8" (h) x 10 3/4" (w) x 8 7/8" (d) (384 mm x 273 mm x 225 mm) weight 12 pounds (5 kg) shipping weight 15 pounds (7 kg) operating voltage 120 vac breakers: bypass 60 amp (spst) inverter input/output 60 amp (dpst) operating temperature -1...

  • Page 16: Bypass Switch Assembly

    Installation 1–4 975-0046-01-01 bypass switch assembly the bypass switch assembly in the accb is designed for 120 vac applications and comes with two 60-amp circuit breakers (one spst and one dpst). The breaker pair is equipped with a lockout rocker that allows only one breaker to be on at any given...

  • Page 17: Code Compliance

    Code compliance 975-0046-01-01 1–5 code compliance governing installation codes vary depending on the location and type of installation. Electrical installations must meet local and national wiring codes. Installations of this equipment should only be performed by skilled personnel such as qualified...

  • Page 18: Wiring Scenarios

    Installation 1–6 975-0046-01-01 wiring scenarios wiring scenarios will depend upon the configuration of the overall system (i.E., off grid or on grid). Pre-installation and mounting instructions apply to all configurations. Follow the instructions from page 1–7 to page 1–17 for all installations. Af...

  • Page 19: Pre-Installation

    Pre-installation 975-0046-01-01 1–7 pre-installation location be sure to allow sufficient space for the accb to be mounted directly adjacent to the inverter’s ac side. Also consider the additional weight and ventilation space requirements of the accb . Ventilation requirements minimum clearance for ...

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    Installation 1–8 975-0046-01-01 knockout preparation knockout preparation should be done before mounting either the inverter or the accb . 1. Remove the appropriate knockouts from the ac side of the inverter, for cabling from the accb terminal block to the inverter terminal block. See figure 1-5 for...

  • Page 21

    Pre-installation 975-0046-01-01 1–9 accessory cable slots two slots on the top and bottom of the accb base are provided to route the cables for the inverter stacking cable - series (isc-s) and the remote inverter control module (icm) if used. These slots are covered by small hole plugs if these acce...

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    Installation 1–10 975-0046-01-01 figure 1-7 accb knockout locations see below for location of knockouts on vented end. Vented end knockouts 3/4" and 1" (19 mm and 25 mm) dual knockouts (x2) slots for optional isc-s and icm cables 1/2" and 3/4" (13mm and 19 mm) dual knockout 3/4" and 1" (19 mm and 25...

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    Pre-installation 975-0046-01-01 1–11 removing and replacing the accb cover remove the top cover to install additional breakers and to connect the ac wiring of the inverter to the accb . See figure 1-8 for the locations of screws and cover tabs. To remove the accb cover: 1. Remove the three #12 phill...

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    Installation 1–12 975-0046-01-01 figure 1-8 accb cover removal remove these #12 phillips screws and lock washers from the front of the chassis. When replaced, torque to 26-28 in-lbs. Remove these #8 phillips head, sems screws and washers from the top and bottom of the chassis. When replaced, torque ...

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    Pre-installation 975-0046-01-01 1–13 installing additional breakers if additional ac circuit breakers are to be installed for specific ac loads or a generator disconnect, then install them per the manufacturer’s instructions in the space to the left of the inverter bypass and ac disconnect breakers....

  • Page 26: Mounting The

    Installation 1–14 975-0046-01-01 mounting the accb to the inverter to install the accb on the inverter: 1. Mount the inverter into place, either wall-mounted or shelf-mounted, and secure with appropriate lag bolts. See the sine wave plus inverter/charger owner’s manual for specific mounting instruct...

  • Page 27: Pre-Wiring Preparation

    Pre-wiring preparation 975-0046-01-01 1–15 pre-wiring preparation the accb is pre-wired at the factory and ready for connection to the sine wave plus inverter/charger . The factory-installed wires are labeled to assist with the installation procedure. Accessing the terminal blocks consult the sine w...

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    Installation 1–16 975-0046-01-01 the distribution blocks in the accb ac terminal block accept the following gauge wires. • the 1:1 distribution blocks accept #2/0 - 14 awg. • the 1:4 distribution blocks accept #2/0 - 14 awg on the single terminal and #4-14 awg on the quad terminals. The ground bar i...

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    Pre-wiring preparation 975-0046-01-01 1–17 figure 1-12 accb internal components and factory-installed wiring figure 1-13 accb ac terminal block for customer-installed wiring ground bar din rail factory-installed ground wire factory-installed hot in wire (labeled to inv - ac1 grid or ac2 gen ) factor...

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    Installation 1–18 975-0046-01-01 wiring for off-grid applications using an ac distribution panel and an external generator disconnect the following diagram shows the complete wiring diagram for wiring the accb and sine wave plus inverter inputs and outputs in an off-grid application using an ac dist...

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    Wiring for off-grid applications using an ac distribution panel and an external generator disconnect 975-0046-01-01 1–19 to make the ground connections: 1. Prepare the primary system ground and connect it to the ground bar in the main ac distribution panel. See the sine wave plus inverter/ charger o...

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    Installation 1–20 975-0046-01-01 to make the neutral connections: 1. Create only one neutral-to-ground bond in the system. In this case, it would be in the main ac distribution panel. 2. Connect the neutral (white) wire from neutral bar in the ac distribution panel to one of the neutral terminals in...

  • Page 33

    Wiring for off-grid applications using an ac distribution panel and an external generator disconnect 975-0046-01-01 1–21 to make the hot connections: 1. Connect the factory-installed hot (black) wire from the inverter input breaker in the accb to the ac2 gen terminal in the inverter. 2. Connect the ...

  • Page 34

    Installation 1–22 975-0046-01-01 wiring for off-grid applications using an ac distribution panel and an internal generator disconnect the following diagram shows the complete wiring diagram for wiring the accb and sine wave plus inverter inputs and outputs in an off-grid application using an ac dist...

  • Page 35

    Wiring for off-grid applications using an ac distribution panel and an internal generator disconnect 975-0046-01-01 1–23 to make the ground connections: 1. Prepare the primary system ground and connect it to the ground bar in the main ac distribution panel. See the sine wave plus inverter/ charger o...

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    Installation 1–24 975-0046-01-01 to make the neutral connections: 1. Create only one neutral-to-ground bond in the system. In this case, it would be in the main ac distribution panel. 2. Connect the neutral (white) wire from the neutral bar in the ac distirbution palen to one of the neutral terminal...

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    Wiring for off-grid applications using an ac distribution panel and an internal generator disconnect 975-0046-01-01 1–25 to make the hot connections: 1. Connect the factory-installed hot (black) wire from the inverter input breaker in the accb to the ac2 gen terminal in the inverter. 2. Connect the ...

  • Page 38: Breakers In The Accb Only

    Installation 1–26 975-0046-01-01 wiring for off-grid applications using additional circuit breakers in the accb only the following diagram shows the complete wiring diagram for wiring the accb and sine wave plus inverter inputs and outputs in an off-grid application using additional circuit breakers...

  • Page 39

    Wiring for off-grid applications using additional circuit breakers in the accb only 975-0046-01-01 1–27 to make the ground connections: 1. Prepare the primary system ground and, routing it through one of the knockouts prepared in the accb , connect it to the ground bar in the accb . See the sine wav...

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    Installation 1–28 975-0046-01-01 to make the neutral connections: 1. Create only one neutral-to-ground bond in the system. In this case, it would be in the accb . 2. Connect the factory-installed neutral wire (white) in the accb to the neu2 terminal in the inverter. 3. Connect the neutral (white) wi...

  • Page 41

    Wiring for off-grid applications using additional circuit breakers in the accb only 975-0046-01-01 1–29 to make the hot connections: 1. Connect the factory-installed hot (black) wire from the inverter input breaker in the accb to the ac2 gen terminal in the inverter 2. Connect the factory-installed ...

  • Page 42

    Installation 1–30 975-0046-01-01 wiring for on-grid applications using an ac distribution panel and an internal generator disconnect breaker the following diagram shows the complete wiring diagram for wiring the accb and sine wave plus inverter inputs and outputs in an on-grid application using an a...

  • Page 43

    Wiring for on-grid applications using an ac distribution panel 975-0046-01-01 1–31 to make the ground connections: 1. Prepare the primary system ground and connect it to the ground bar in the main ac distribution panel. See the sine wave plus inverter/ charger owner’s manual for information regardin...

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    Installation 1–32 975-0046-01-01 to make the neutral connections: 1. Ensure there is only one neutral-to-ground bond in the system. In this case, it would be in the main ac distribution panel. 2. Connect the neutral (white) wire from the neutral bar in the main ac distribution panel to one of the ne...

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    Wiring for on-grid applications using an ac distribution panel 975-0046-01-01 1–33 to make the hot connections: 1. Connect the factory-installed hot (black) wire from the inverter input breaker in the accb to the ac1 grid terminal in the inverter 2. Connect the factory-installed hot wire (black) fro...

  • Page 46: Breakers In The Accb Only

    Installation 1–34 975-0046-01-01 wiring for on-grid applications using additional circuit breakers in the accb only the following diagram shows the complete wiring diagram for wiring the accb and sine wave plus inverter inputs and outputs in an on-grid application using an ac distribution panel for ...

  • Page 47

    Wiring for on-grid applications using additional circuit breakers in the accb only 975-0046-01-01 1–35 to make the ground connections: 1. Prepare the primary system ground and connect it to the ground bar in the main ac distribution panel. See the sine wave plus inverter/ charger owner’s manual for ...

  • Page 48

    Installation 1–36 975-0046-01-01 to make the neutral connections: 1. Ensure there is only one neutral-to-ground bond in the system. In this case, it would be in the main ac distribution panel. 2. Connect the neutral (white) wire from the neutral bar in the main ac distribution panel to one of the ne...

  • Page 49

    Wiring for on-grid applications using additional circuit breakers in the accb only 975-0046-01-01 1–37 to make the hot connections: 1. Connect the factory-installed hot (black) wire from the inverter input breaker in the accb to the ac1 grid terminal in the inverter 2. Connect the factory-installed ...

  • Page 50: Additional Accessory Wiring

    Installation 1–38 975-0046-01-01 additional accessory wiring if you have any of the following accessories connected (or to be connected) to your inverter, then you will also need to pass their connecting cables through the accb to the ac side of the inverter: • generator start module (gsm) for autom...

  • Page 51

    Wiring for dual inverter configurations 975-0046-01-01 1–39 wiring for dual inverter configurations series stacked sine wave plus inverters with accb s installed are wired essentially the same as single inverters, with the following differences. Installing the isc-s cable the isc-s cable must be run...

  • Page 52: Installing The Safety Plate

    Installation 1–40 975-0046-01-01 installing the safety plate the purpose of the safety plate (sp-1) is to prevent accidental contact with any live circuits or wires within the ac conduit box. The safety plate only needs to be installed in the event that the sine wave plus is removed. The safety plat...

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    Installing the safety plate 975-0046-01-01 1–41 figure 1-36 installing the safety plate sp-1 on the accb ac c ond uit b ox ac c ond uit b ox replace the #8 sems screw from the bottom of the chassis. Replace the #8 sems screw from the top of the chassis. Safety plate top cover ensure the top cover ta...

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    1–42.

  • Page 55: Operating The

    2 operating the accb chapter 2, “operating the accb” describes the different modes and operation of the bypass switch on the accb . The following topics are covered in this chapter. For this topic: see: “the bypass switch” page 2–2 “operating the bypass switch” page 2–2 “dual inverters: 240 vac load...

  • Page 56: The Bypass Switch

    Operating the accb 2–2 975-0046-01-01 the bypass switch during normal operation ( figure 2-2 on page 2–3 ), ac power passes from the external ac source (generator or grid) through the inverter to the ac loads. The inverter monitors the incoming power and can keep the batteries charged. When external...

  • Page 57

    Operating the bypass switch 975-0046-01-01 2–3 normal operation inverter ac power passes through the inverter to the load ( figure 2-2 ). In this configuration, power passes through the inverter to the connected load. When external ac power is not available, power from the external dc source is used...

  • Page 58

    Operating the accb 2–4 975-0046-01-01 ac input/output off no power to the load or charger ( figure 2-4 ). In this configuration, power from both the external sources of ac and the inverter is removed from the loads. This allows the inverter, the connected loads, or any other installed equipment beyo...

  • Page 59: Warranty and Product

    975-0046-01-01 wa–1 warranty and product information warranty what does this warranty cover? This limited warranty is provided by xantrex technology, inc. ("xantrex") and covers defects in workmanship and materials in your sine wave plus ac conduit box . This warranty lasts for a warranty period of ...

  • Page 60: Disclaimer

    Warranty and product information wa–2 975-0046-01-01 proof of purchase may be in any one of the following forms: • the dated purchase receipt from the original purchase of the product at point of sale to the end user, or • the dated dealer invoice or purchase receipt showing original equipment manuf...

  • Page 61: Return Procedure

    Return material authorization policy 975-0046-01-01 wa–3 warning: limitations on use please refer to your product manual for limitations on uses of the product. Specifically, please note that the sine wave plus ac conduit box should not be used in connection with life support systems or other medica...

  • Page 62: Out of Warranty Service

    Warranty and product information wa–4 975-0046-01-01 out of warranty service if the warranty period for your sine wave plus ac conduit box has expired, if the unit was damaged by misuse or incorrect installation, if other conditions of the warranty have not been met, or if no dated proof of purchase...

  • Page 63: Index

    A abbreviations and acronyms iv ac conduit box (accb) introduction 1–2 specifications 1–3 ac load breakers 1–13 ac wiring for dual inverters 1–39 additional accessory wiring 1–38 additional breakers in the accb 1–13 auxiliary load module (alm), wiring for 1–38 b breakers 1–3 din-rail 1–13 owner-inst...

  • Page 64

    Index ix–2 975-0046-01-01 r return material authorization (rma) policy wa–3 return procedure under warranty wa–3 rma number wa–4 s safety instructions v–vi safety plate (sp-1) 1–40 series stacked inverters, see dual inverters specifications for the accb 1–3 t telephone number for customer service wa...

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    Xantrex technology inc. 360 435 8826 tel 360 435 3547 fax 800 670 0707 toll free north america customerservice@xantrex.Com www.Xantrex.Com 975-0046-01-01 printed in usa.