Power Unlocked by Design SAFETY, INSTALLATION, AND OPERATIONS MANUAL (United States and Canada) Solaria PowerXT®-R-AC Module Safety, Installation, and Operations Manual © Solaria Corporation All rights reserved.
Power Unlocked by Design Corporate Headquarters Contact Information Solaria Corporation 6200 Paseo Padre Pkwy Fremont, CA 94555 USA Enphase Energy Inc. 1420 N. McDowell Blvd. Petaluma, CA 94954 USA solaria.com/contact enphase.com/en-us/support/contact FCC Compliance This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules.
Power Unlocked by Design Table of Contents Important Safety Information, Save These Instructions ......................................................................... 5 Read this First............................................................................................................................ 5 Safety Instructions ..................................................................................................................... 5 Product Labels..........................................
Power Unlocked by Design Maintenance .................................................................................................................................30 Troubleshooting............................................................................................................................32 Status LED Indications and Error Reporting.....................................................................................32 LED Operation.........................................................
Power Unlocked by Design Important Safety Information, Save These Instructions Read this First This document provides safety and installation information for Solaria AC Module; PowerXT®-R-AC. The module consists of a PV Module and a Smart Grid-Ready Microinverter. The module converts incident solar energy into AC power and seamlessly integrates into Enphase Enlighten energy monitoring and analysis system. Read this document before installing, wiring, or using this product.
Power Unlocked by Design DANGER Installation of this equipment carries risk of electrical shock. Use insulated tools to reduce risk of electric shock. Do not touch terminals with bare hands. Do not disconnect modules while under load. Do not disconnect cables while the system is in operation. Only qualified personnel should install, troubleshoot, or replace Solaria PowerXT®-R-AC Modules or Enphase Q Cable and Accessories. Always de-energize AC branch circuit before performing service.
Power Unlocked by Design WARNINGS There are no serviceable parts in the module including the junction box and the microinverter. Removing covers will void the warranty. Installation should be performed by trained and authorized personnel only. Use heavy duty gloves to reduce risk of injury from sharp edges or corners. Module support structures should be snow and wind load rated per local code and approved for use by the local authorities.
Power Unlocked by Design NOTES To ensure optimal reliability and to meet warranty requirements, install the Enphase equipment according to the instructions in this manual. The AC and DC connectors on the cabling are rated as a disconnect only when used with an Solaria PowerXT®-R-AC Module. Protection against lightning and resulting voltage surge must be in accordance with local standards.
Power Unlocked by Design NOTES When installing the Enphase Q Cable and accessories, adhere to the following: • Do not expose the terminator cap or cable connections to directed, pressurized liquid (water jets, etc.). • Do not expose the terminator or cable to continuous immersion. • Do not expose the terminator cap or cable connections to continuous tension (e.g., tension due to pulling or bending the cable near the connection). • Use only the connectors provided.
Power Unlocked by Design PV Rapid Shutdown Equipment (PVRSE) This product is UL Listed as PV Rapid Shut Down Equipment and conforms with NEC-2014 and NEC-2017 section 690.12 and C22.1-2015 Rule 64-218 Rapid Shutdown of PV Systems, for AC and DC conductors, when installed according to the following requirements: yy Microinverters and all DC connections must be installed inside the array boundary.
Power Unlocked by Design The Enphase IQ System The Enphase IQ System includes: yy Enphase IQ Microinverters for PowerXT®-R-AC Module Application (IQ 7+) The smart grid ready IQ 7+ Micros convert the DC output of the PV module into grid-compliant AC power. yy Enphase IQ Envoy™ (ENV-IQ-AM1-240) The Enphase IQ Envoy is a communication device that provides network access to the PV array.
Power Unlocked by Design How the Enphase IQ Microinverter for PowerXT®-R-AC Module Works The Solaria PowerXT®-R-AC Module maximizes energy production by using a sophisticated Maximum Power Point Tracking (MPPT) algorithm. Each Enphase Microinverter is individually connected to one PV module in your array.
Power Unlocked by Design Planning for PowerXT®-R-AC Module Installation The microinverter housing is designed for outdoor installation and complies with the NEMA 250, type 6 environmental enclosure rating standard: NEMA 6 rating definition: Indoor or outdoor use primarily to provide a degree of protection against hosedirected water, the entry of water during occasional temporary submersion at a limited depth, and damage from external ice formation.
Power Unlocked by Design Wire Lengths and Voltage Rise When planning the system, you must select the appropriate AC conductor size to minimize voltage rise. Select the correct wire size based on the distance from the beginning of the AC branch circuit to the breaker in the load center. Enphase recommends a voltage rise total of less than 2% for the sections from the AC branch circuit to the breaker in the load center.
Power Unlocked by Design Parts and Tools Required In addition to the AC Modules, you will need the following: Enphase Equipment yy Enphase IQ Envoy communications gateway (ENV-IQ-AM1-240) required to monitor solar production. For installation information, refer to the Enphase IQ Envoy Installation and Operations Manual. yy Enphase Installer Toolkit Download the Enphase Installer Toolkit mobile app and open it to log in to your Enlighten account.
Power Unlocked by Design Solaria PowerXT®-R-AC Module Installation Installing the ACM involves several key steps. Each step listed here is detailed in the following pages.
Power Unlocked by Design Step 1: Install an AC Junction Box A. Verify that AC voltage at the site is within range. SERVICE TYPE AND VOLTAGE: L1-L2 240 V Split-Phase 211 to 264 VAC 208 V Single-Phase 183 to 229 VAC B. Provide an AC connection back to the electricity network using equipment and practices as required by local jurisdictions. Step 2: Position the Enphase Q Cable A. Plan each cable segment to allow drop connectors on the Enphase Q Cable to align with each AC Module.
Power Unlocked by Design Step 3: Connect to a Junction Box A. Connect the Enphase Q Cable into the junction box. B. Refer to the wiring diagrams on page 44 for more information. Wire colors are listed in the following table. WIRE COLORS L1 – Black L2 – Red Step 4: Terminate the Unused End of the Cable Place sealing caps on unused connectors and terminate the unused end of the Enphase Q Cable as follows. A. Cover any unused connectors with Enphase Sealing Caps.
Power Unlocked by Design D. Insert the cable into the terminator body so that each of the two wires land on opposite sides of the internal separator. Internal View E. Insert a screwdriver into the slot on the top of the terminator to hold it in place and torque the nut to 7 Nm. F. Hold the terminator body stationary with the screwdriver and turn only the hex nut to prevent conductors from twisting out of the separator.
Power Unlocked by Design Step 5: Prepare the AC Modules A. Before installing the AC module, the microinverters must be lifted from the shipping position. On the ground, turn the AC Module so that the microinverter faces you. Using both hands, lift the microinverter up. You will hear four clicks as the microinverter locks into the installation position. Ensure the four latches are locked, and the microinverter is not tilted. The Microinverter is in the shipping position.
Power Unlocked by Design Step 6: Module Mounting The Solaria Corporation PowerXT® Warranty is contingent upon modules being mounted in accordance to the requirements described in this section. 6.1 Site Considerations Solaria modules should be mounted in locations that meet the following requirements. yy Module should not be mounted in locations where it will be in direct contact with salt water or ammonia.
Power Unlocked by Design Mounting Requirements: Modules can be secured with bolts or clamps. yy Mounting Using Bolts at Mounting Slot Locations: Use the four 7.0mm [0.28in] x 10.0mm [0.39in] “MOUNTING SLOTS” shown on the diagram below and on module drawing in section 8. Use M6 (1/4″-20) stainless steel bolts, with nuts, two washers, and a locking washer, tightened to a minimum torque of 13.6-16.3 N-m (10-12 ft-lb).
Power Unlocked by Design yy Mounting Using Clamps: When using clamps, place clamps within the allowable clamping areas identified in the table and diagrams below. Follow clamp manufacturer’s recommended hardware and torque requirements for solar installations. Various clamp systems specifically designed for PV module mountings are available and compatible with Solaria PowerXT®. In the absence of manufacturer’s recommendations for clamp size, Solaria recommends minimum clamp size of 40mm (1.57”).
Power Unlocked by Design yy Mounting Using Rail-less Racking Systems: Typical rail-less racking system layout is shown in the diagram below. Attachments are to be made on the long side of the module with maximum attachment span of 48 inches and maximum cantilever of 17 inches. Follow racking system manufacturer’s recommendations for coupling clamps at the module corners, torques, and bonding methods. For rail-less systems, maximum allowed loading is 2400Pa (front) and 2400Pa (rear).
Power Unlocked by Design Step 7: Use the Serial Number Labels to Create the Installation Map The Enphase Installation Map is a diagram of the physical location of each module in your PV installation. Copy or use the blank map on page 42 to record module placement for the system or provide your own layout if you require a larger or more intricate installation map. Each AC Module, Enphase Envoy, and Enphase Battery have a removable serial number label.
Power Unlocked by Design Step 8: Connect the Microinverters as the AC Modules are Installed A. Place the modules on the roof. Do not place the modules in such a way that places pressure on the microinverter. Minimum distance from the top edge of the module to the rail should be about 12 inches. B. As each module is installed, connect the Q Cable to the microinverter. Listen for a click as the connectors engage. C. Do not allow the rail to press on the microinverter. Step 9: Manage the Cabling A.
Power Unlocked by Design Step 10: Grounding yy Before installing the solar system, contact local authorities to determine the necessary system hardware grounding requirements. yy The AC cable has no neutral conductor. For neutral grounding, refer to the diagram in section 9.0. yy Module frames should be electrically connected to an earth ground for safety and protection from lightning in accordance to the National Electric Code (NEC). 63.8 in ± .2 ® yy Solaria PowerXT solar 2703 with approval of 1.
Power Unlocked by Design Step 11: Energize the System A. If applicable, turn ON the AC disconnect or circuit breaker for the branch circuit. B. Turn ON the main utility-grid AC circuit breaker. Your system starts producing power after a five-minute wait time. C. Check the LED on the connector side of the microinverter: LED COLOR INDICATES Flashing green Normal operation. AC grid function is normal there is communication with the IQ Envoy.
Power Unlocked by Design Step 12: Set Up and Activate Monitoring Refer to the Enphase IQ Envoy Quick Install Guide to install the IQ Envoy and set up system monitoring and grid management functions.
Power Unlocked by Design Maintenance yy Solaria modules are virtually maintenance free. Following simple maintenance steps will ensure reliable production electric power for the expected life of the product. yy Inspect electrical and mechanical connections for safety and corrosion once every year. yy Under most weather conditions, normal rainfall is sufficient to keep the module glass surface clean.
Power Unlocked by Design Mechanical Dimensions Solaria PowerXT®-xxxR-AC 63.8 in ± .2 1.0 in 5.8 in 5.8 in 43.9 in ± .2 NEGATIVE (-) 29.5 0.2 in POSITIVE (+) 31.5 0.2 in 1.0 in 14.2 35.4 in 0.276 in x 0.349 in 4X MOUNTING SLOTS 'B' .39 in 0.18 in THRU ALL 4X GROUND 'A' 1.57 in .07 in 1.38 in yy Nominal dimensions in millimeters and [inches] – Not Drawn to Scale yy 4x 4.5mm [0.18in] Grounding Holes ‘A’ yy 4x 7.0mm [0.28in] x 10.0mm [0.39in] Mounting Slots ‘B’ yy Module Weight: 22 kg (48.4 lbs.
Power Unlocked by Design Troubleshooting F ollow all the safety measures described throughout this manual. Qualified personnel can use the following troubleshooting steps if the PV system does not operate correctly. WARNING: Risk of electric shock. Do not attempt to repair the Solaria® PowerXT®-R-AC Module; it contains no user-serviceable parts. If it fails, contact Enphase customer service to obtain an RMA (return merchandise authorization) number and start the replacement process.
Power Unlocked by Design Method 1: Clear this Error Using Enlighten A. Log in to Enlighten and access the system. B. Click the Events tab. The next screen shows a current “DC Resistance Low - Power Off” condition for the system. C. Click DC Resistance Low - Power Off. D. Where “n” is the number of affected devices, click n devices (show details). E. Click the serial number of the affected microinverter. F. Click Reset DC Resistance Low - Power Off Sensor.
Power Unlocked by Design Troubleshoot an Inoperable Microinverter To troubleshoot an inoperable microinverter, follow the steps in the order shown. WARNING: Risk of electric shock. Always de-energize the AC branch circuit before servicing. Never disconnect the DC connectors under load. WARNING: The Enphase Microinverters are powered by DC power from the PV modules.
Power Unlocked by Design K. Verify the PV module DC voltage is within the allowable range shown in “Specifications” on page 39 of this manual. L. F ollowing the steps in Remove and Replace a Microinverter, remove the PV panel from the roof, and swap out the microinverter with one from a known good, adjacent AC module. If after checking Enlighten periodically (this may take up to 30 minutes), the problem moves to the adjacent module, this indicates that the PV module isn’t functioning correctly.
Power Unlocked by Design L. O n the ground, use the Installer Toolkit mobile app to delete the old microinverter serial number from the Enphase IQ Envoy database. In Installer Toolkit, once connected to the Envoy: a. Tap Micros > Manage. b. Tap the checkbox c. Tap to to the right of the microinverter serial number that you replaced. delete the microinverter from the Envoy-S database. M.
Power Unlocked by Design Enphase Q Cable Planning and Ordering The Enphase Q Cable is a continuous length of 12 AWG, double insulated, outdoor-rated cable with integrated connectors for microinverters. These connectors are preinstalled along the Q Cable at intervals to accommodate varying PV module widths. The microinverters plug directly into the cable connectors. The cabling is compatible with a variety of PV racking systems.
Power Unlocked by Design Grid Interconnection Details Both the Enphase IQ 7 and the IQ 7+ Microinverter are grid support interactive inverters. This type of inverter is also known as a Grid Support Utility Interactive Inverter (GSUII). The IQ 7 and IQ 7+ also comply with California Rule 21 2016 and Hawaii Rule 14H - 2017. Grid Profiles IQ 7 and IQ 7+ Microinverters have field-adjustable voltage and frequency trip points.
Power Unlocked by Design Specifications See specifications in the following tables for: yy IQ7+ yy Enphase Q Cable Enphase IQ7+ IQ7+ MICROINVERTER PARAMETERS TOPIC UNIT MIN TYPICAL MAX 36 45 DC PARAMETERS Peak Power Tracking Voltage V 27 Operating range V 16 Maximum DC input voltage V Minimum / Maximum start voltage V Maximum DC input short circuit current (module Isc) A 62 62 22 62 15 Overvoltage class DC port II DC Port backfeed under single fault A 0 1 x 1 ungrounded array; N
Power Unlocked by Design IQ7+ MICROINVERTER PARAMETERS TOPIC UNIT MIN TYPICAL Power factor at rated power MAX 1.0 MISCELLANEOUS PARAMETERS Maximum microinverters per 20 amp (max) AC branch circuit 240 VAC (single phase) 208 VAC (single phase) 13 11 CEC weighted efficiency 240 VAC (single phase) 208 VAC (single phase) % Static MPPT efficiency (weighted, ref EN 50530) % Total harmonic distortion % Ambient temperature range ºC Night tare loss mW Storage temperature range ºC 97.0 96.5 99.
Power Unlocked by Design Q Cable Specifications SPECIFICATIONS VALUE Voltage rating 600V Voltage withstand test (kV/1min) AC 3.0 Max DC conductor resistance (20ºC) (Ω/km) 5.
Power Unlocked by Design Enphase Installation Map 42 Safety, Installation, and Operations Manual © Solaria Corporation All rights reserved.
Power Unlocked by Design Sample Wiring Diagram 43 Safety, Installation, and Operations Manual © Solaria Corporation All rights reserved.
Power Unlocked by Design Solaria USA 6200 Paseo Padre Pkwy Fremont, CA 94555 United States of America T: +1-510-270-2500 www.solaria.com 44 Safety, Installation, and Operations Manual © Solaria Corporation All rights reserved.
