Generac Power Systems PWRcell XVT076A03 Installation Manual
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Generac Power Systems PWRcell XVT076A03 Installation Manual

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Installation Manual
Generac PWRcell™ Inverters
Loss of life. This product is not intended to
be used in a critical life support application.
Failure to adhere to this warning could result
in death or serious injury.
Register your Generac product at:
https://pwrfleet.generac.com
Register your Generac product at:
WWW.GENERAC.COM
http://www.generac.com/service-support/product-support-lookup
XVT076A03
XVT114G03
WARNING
1-888-GENERAC
(888-436-3722)
1-888-GENERAC
(1-888-436-3722)
009954
(000209b)

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Summary of Contents for Generac Power Systems PWRcell XVT076A03

  • Page 1 Installation Manual Generac PWRcell™ Inverters XVT076A03 XVT114G03 009954 WARNING Loss of life. This product is not intended to be used in a critical life support application. Failure to adhere to this warning could result in death or serious injury. (000209b) Register your Generac product at: https://pwrfleet.generac.com 1-888-GENERAC...
  • Page 2 Use this page to record important information about your Generac Product Serial Number Location Record the information found on your unit data label on this page. See When contacting an Independent Authorized Service Dealer (IASD) or Generac Customer Service, always supply the complete model number and serial number of the unit.

  • Page 3: Table Of Contents

    Section 1: Safety Rules & General Section 6: Commissioning and Setup Information System Configuration ........25 Introduction ............1 General Information .......... 25 Safety Rules ............1 Commissioning the System ......25 General Hazards ..........2 Registration ............25 Electrical Hazards ..........3 Connecting PWRcell Inverter to AC Power ..26 Selecting Inverter System Mode ......
  • Page 4 This page intentionally left blank. Owner’s Manual for Generac PWRcell Inverter...

  • Page 5: Section 1: Safety Rules & General Information

    Safety Rules & General Information Section 1: Safety Rules & General Information Introduction Throughout this publication, and on tags and decals affixed to the unit, DANGER, WARNING, CAUTION, and Thank you for purchasing a Generac PWRcell™ product. NOTE blocks are used to alert personnel to special The Generac PWRcell inverter is a storage-ready instructions about a particular operation that may be inverter that connects to the PV Link™...

  • Page 6: General Hazards

    Safety Rules & General Information General Hazards CAUTION DANGER Equipment damage. Connect only to REbus-compatible Electrocution. Do not wear jewelry while devices to the DC bus. Never connect to any other DC working on this equipment. Doing so will power source. Connecting to other DC power sources result in death or serious injury.

  • Page 7: Electrical Hazards

    Safety Rules & General Information Electrical Hazards DANGER Electrocution. Water contact with a power source, if not avoided, will result in death or serious injury. (000104) DANGER Electrocution. PWRcell Battery front cover should be removed by a qualified technician only. Removing the front cover could result in death, serious injury, equipment or property damage.
  • Page 8 Safety Rules & General Information This page intentionally left blank. Installation Manual for Generac PWRCell Inverter...

  • Page 9: Section 2: General Information Specifications

    General Information Section 2: General Information Specifications Description Units XVT076A03 XVT114G03 Max. cont. grid-tied AC power @ 122°F (50ºC) 11.4 Max. cont. islanded AC power @ 104°F (40°C) with single 6 module battery cabinet Max. cont. islanded AC power @ 104°F (40°C) 11.0 Range 9.6 to 11.0* with 2 battery cabinets (8 modules minimum)

  • Page 10: Serial Number Location

    General Information Serial Number Location Component Locations Refer to Figure 2-2 to locate unit serial number (D). Record the information from this tag in Table 1: PWRcell Inverter Important Information on the inside front cover of this manual. Unit Dimensions 009654 Figure 2-2.

  • Page 11: Inverter Control Panel

    General Information 009893 Figure 2-3. Generac PWRcell System Example A Solar Panels REbus Loads B PV Link PWRcell Inverter Protected Loads C PWRcell Battery Grid Inverter Control Panel REbus Status LED REbus Status LED (C) communicates REbus nanogrid status through LED color. •...
  • Page 12 General Information Internet LED Internet LED (G) is illuminated when the inverter is connected to a router and has an IP address. A blue Internet LED does not mean that the inverter has a connection to the Generac server. Shutdown Mode DANGER Electrocution.

  • Page 13: Section 3: Location And Compliance

    Location and Compliance Section 3: Location and Compliance Location Note on DC Wiring and the NEC When installing the PWRcell inverter, consider the follow- Some electricians or installers may be unfamiliar with DC ing: wiring in a residential setting. Note the following: •...

  • Page 14: Voltage And Frequency Trip Thresholds

    Location and Compliance Voltage and Frequency Trip Thresholds Voltage Trip Thresholds This unit or system is provided with fixed trip limits and shall not be aggregated above 30 kW on a single point of Table 3-2 for the default fixed voltage trip setpoints. common connection.

  • Page 15: Section 4: Installing Pwrcell Inverter

    Installing PWRcell Inverter Section 4: Installing PWRcell Inverter PWRcell Inverter Dimensions and Mounting Clearances 4 in 19-1/4 in 8 in 20 in 8-1/2 in (10.16 cm) (48.9 cm) (20.32 cm) (50.8 cm) (21.6 cm) 8 in (20.32 cm ) 24-1/2 in (62.23 cm) 8 in 28-1/2 in...

  • Page 16: Mounting The Inverter

    Installing PWRcell Inverter Mounting the Inverter NOTE: is for illustration purposes only. Figure 4-3 CAUTION Equipment damage. Mount inverter to a strong, stable surface. Never mount to drywall, plaster, or other non-structural wall treatments. Failure to mount inverter to a strong, stable surface could result in equipment or property damage.

  • Page 17: Section 5: Electrical Connections

    Electrical Connections Section 5: Electrical Connections PWRcell Inverter Wiring Compartment 011235 Figure 5-1. PWRcell Inverter Wiring Compartment PWRcell DC Disconnects Authorized Generac Personnel Only REbus Bi-directional DC Terminals STOP Terminals Internet Connection Protected Loads Disconnect DC Main Fuses AC Grid Connection Terminals Current Transformers (CTs) Accessory Ports Protected Loads Terminals Automatic Transfer Switches (ATS) Accessory Port M Grounding Bar...

  • Page 18: Accessing Wiring Compartment

    Electrical Connections Accessing Wiring Compartment • Install reducing washers to accommodate smaller conduit sizes. • DANGER Install rain-tight locations hubs compliance with UL514B. Electrocution. Initiate a system-wide shutdown and turn the Table 5-3. Combination Knockout Size and Quantity PWRcell DC Disconnect Switch OFF on all connected batteries before performing service.

  • Page 19: Wiring Guidelines

    Electrical Connections 1-19/32 in 40 mm 21-23/32 in 552 mm 3-13/16 in 2-7/32 in 97 mm 1-31/32 in 56 mm 50 mm 1-21/32 in 42 mm 2-13/16 in 5-17/32 in 5-13/32 in 72 mm 140 mm 137 mm 2-9/32 in 2-5/32 in 58 mm 55 mm...

  • Page 20: Grounding Bar Wiring

    Electrical Connections Grounding Bar Wiring Table 5-4. Terminal Torques Wiring Terminal Torque CAUTION AC terminals 13.3 to 15.9 in-lb (1.5 to 1.8 Nm) Equipment damage. Never connect REbus conductors to ground. Connecting REbus conductors to ground DC terminals 12 in-lb (1.35 Nm) could result in equipment or property damage.

  • Page 21: Dc Wiring

    Electrical Connections DC Wiring Table 5-6. DC Wiring Terminal Specifications DANGER Terminal Wire Min Wire Size Torque Temp Range Temp Rating Electrocution. Never touch terminals when 18-6 AWG -40 to 266ºF 194ºF 12 in-lb inverter and PWRcell DC disconnects are ON. (.75-10 mm) (-40 to 130ºC) 90ºC...

  • Page 22: Protected Load

    Electrical Connections Protected Load protected loads terminals. This includes when the inverter is disabled. During a grid outage, internal relays CAUTION inside the inverter isolate the AC grid connection and the Equipment damage. Never connect protected loads inverter powers the protected loads only using PV array terminals to other sources of power, including any other and battery power.
  • Page 23 Electrical Connections NOTE: See Figure 5-6. On systems that do not include battery storage but battery storage is expected in the future, install a protected loads panel during inverter installation. The protected loads panel will be fed by the grid while the system operates in Grid Tie mode.

  • Page 24: Current Transformers (Cts)

    Electrical Connections Connecting Ethernet NOTE: Ethernet cable run must be dedicated for the inverter. This cable may not be daisy-chained to another IMPORTANT NOTE: Generac requires all PWRcell device, including another PWRcell inverter. system components to be connected to the Internet and to maintain such connection throughout the war- Current Transformers (CTs) ranty period.
  • Page 25 Electrical Connections Connecting CTs to the Inverter • CT input jack is a double-stacked RJ-45 jack. • Either the top or bottom port may be used. 1. See Figure 5-8. Connect CT leads to RJ-45 Break- • Both jacks may be used when multiple sets of out Adapter’s (M) push terminals according to the CTs are required.
  • Page 26 Electrical Connections Connecting CTs to Multiple PWRcell Systems/ – CT3 must be connected to line 3 (for three phase applications). Inverters – All CTs must be orientated in the same relative When an installation has multiple PWRcell inverter direction. systems, either: –...
  • Page 27 Electrical Connections Table 5-10. CT Setpoints Setpoint Behavior Default Units • CalOverride Overrides CT calibration. • When set to OFF, the inverter detects the CTs number and direction of CTs. • A value of ON assumes a specific orientation and direction of CTs. •...

  • Page 28: Other Accessories

    Electrical Connections Other Accessories Revenue Grade Meter (RGM) Kit A Generac PWRview Meter is an optional accessory for the PWRcell Inverter and may be factory or field installed. When installed at the bottom of the wiring cabinet, it also uses additional CTs that are provided. Complete installation instructions are included with the RGM kit.

  • Page 29: Section 6: Commissioning And Setup

    Commissioning and Setup Section 6: Commissioning and Setup System Configuration NOTE: Registering an inverter automatically registers all REbus system components connected to that inverter. The PWRcell system is a flexible, highly customizable Every REbus-enabled device can be monitored from the system that can be configured in a number of ways to PWRfleet fleet...

  • Page 30: Connecting Pwrcell Inverter To Ac Power

    Commissioning and Setup Connecting PWRcell Inverter to AC 3. See Figure 6-4. Use the up and down arrows to Power highlight the desired mode and press the center button to select. Turn ON main AC backfeed to power-up the inverter. Figure 6-2.

  • Page 31: Configuring Inverter Settings

    Commissioning and Setup Configuring Inverter Settings Adjusting Inverter Settings 1. See Table 1. Navigate to the inverter device page Configuring Systems with PWRcell Batteries using the right arrow key (next page right of the Systems with a PWRcell battery must have the EnaIs- home screen).

  • Page 32: Selecting Inverter Compliance Setting (Optional)

    NOTE: The ESS Grid Usage Mode is one-time settable and, therefore, once set cannot be changed by an Disabled installer without support from Generac Power Systems. AC Power: NOTE: There is no time allowance provided to further change this mode after it is set.

  • Page 33: Rebus Beacon Setup

    Commissioning and Setup REbus Beacon PWRcell 2P Inv Menu TOU Scheduler Enable Enable disabled Mod. Settings To enable scheduler, Calibrate CTs Cancel Confirm press center button RCPn: 00010003XXXX and select “Enable”. < EXIT SCROLL > NEXT • SELECT 010012 010109 Figure 6-11.
  • Page 34 Commissioning and Setup 6. Use the up and down arrows to adjust the TOU Schedule. Once the desired value is set, press the center button to exit edit mode. REbus Beacon NOTE: See the latest Time of Use Program Guide for TOU Scheduler current TOU schedule values.
  • Page 35 Commissioning and Setup Enabling Beacon TOU Disabling Beacon TOU Once the TOU Schedule is set, the scheduler will auto- The scheduler can be disabled at any time. To disable matically enable itself and begin running. However, if the the scheduler: scheduler becomes disabled for any reason, follow the 1.

  • Page 36: Manually Configuring Ip Settings

    Commissioning and Setup Temporarily Overriding the TOU Scheduler NOTE: If Priority Backup mode is not listed with the other system modes, the system installer may have removed The scheduler can be temporarily overridden at any time the mode to comply with utility rules. Some utilities do not without disabling it.

  • Page 37: Commissioning Multiple Inverter Systems

    Commissioning and Setup 4. See Figure 6-27. From the IP Settings menu select Manual. MAC:00:04:a3:0b:77:fc IP: 192.168.158.37 DHCP: bound, 83285s ARP: idle DNS: done ctr btn: net settings 009981 Figure 6-28. Ethernet Troubleshooting 010049 Figure 6-27. Ethernet Configuration (2 of 2) NOTE: Ensure blue Cat 5 cable is reconnected to the Beacon after troubleshooting is complete.
  • Page 38 Commissioning and Setup send commands to REbus-powered devices. In this way, put Terminals. This will allow the inverter to ener- a PWRcell inverter behaves like a master device. If two gize and illuminate the Inverter control panel. or more master devices are communicating on the same 2.

  • Page 39: Installer Configuration Tool

    Commissioning and Setup 6. Proceed to next crosstalked inverter and repeat the browser URL. The installer tool will appear in the procedure. browser. Installer Configuration Tool The Installer Configuration Tool allows configuration and provisioning of Generac PWRcell systems from a smart- phone or laptop.
  • Page 40 Commissioning and Setup 3. See Figure 6-30. To adjust a setting, click on it, select the desired change, and click Submit. Any changes selected to be made, will not be imple- mented unless Submit is selected at the end. 011978 011979 Figure 6-30.
  • Page 41 Commissioning and Setup Export Limiting: This option is one-time settable. To unset Export Limiting, please contact Generac PWRcell Technical Support. Please be aware that once set, cer- tain Utilities may require the request to unset this setting come from the Utility. Changing this setting from “DIS- ABLED”...
  • Page 42 Commissioning and Setup Proof of Compliance The Compliance PDF validates whether the system has been set up to conform to a utility compliance ruleset. Please double check the system is configured properly by observing the ‘In compliance with’ line in the PDF. If your utility requires proof of correct configuration, save this PDF and send it to your utility.

  • Page 43: Section 7: Maintenance

    Maintenance Section 7: Maintenance Service DANGER Electrocution. Verify all system voltages are safe before wiring. Disconnect all AC and DC sources of power before touching terminals. Failure to ensure no dangerous voltages are present on conductors and terminals before wiring will result in death or serious injury. (000642) DANGER Electrocution.
  • Page 44 Maintenance Recovery From an Error State To replace a fuse: 1. Initiate an inverter shutdown. See Error events will force the PWRcell inverter into an error Shutdown for more information. state where no DC power is exported, though voltage Mode may still be present on REbus from connected devices.

  • Page 45: Section 8: Troubleshooting

    Troubleshooting Section 8: Troubleshooting General Troubleshooting Some of the more common problems are listed in the table below. This information is intended to be a check or verification that simple causes can be located and fixed. It does not cover all types of problems. Procedures that require in-depth knowledge or skills should be referred to an Independent Authorized Service Dealer.
  • Page 46 Troubleshooting This page intentionally left blank. Installation Manual for Generac PWRCell Inverter...
  • Page 47 This page intentionally left blank.
  • Page 48 ©2020 Generac Power Systems, Inc. S45 W29290 Hwy. 59 All rights reserved. Waukesha, WI 53189 Specifications are subject to change without notice. 1-888-GENERAC (1-888-436-3722) No reproduction allowed in any form without prior written www.generac.com consent from Generac Power Systems, Inc.

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