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Summary of Contents for enphase EP200G101
- Page 1 IQ System Controller 2 Quick Install Guide M ODE L N UMBE R- E P2 0 0G 101- M 240US 01 V E R SI O N 7.0 S E P T E MBER 2022 IQ System Controller 2 Quick Install Guide...
- Page 2 To install the Enphase IQ System Controller 2 and the Enphase IQ System Controller 2 wall-mount bracket, read and follow all warnings and instructions in this guide and in the Enphase IQ System Controller 2 Installation and Operation Manual at enphase.com/support.
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Page 3: Table Of Contents
Table of contents Scenario 1 Section C Wiring Whole home back up with IQ System Controller Drilling Conduits Scenario 2 Wiring the DERs Partial home back up with IQ System Aux wiring : Rapid shutdown switch Controller Aux wiring : IQ Load Controller Scenario 2A Aux Wiring : Generator control Partial home backup with solar only backup... -
Page 4: Scenario 1
The Enphase Energy System includes the Enphase IQ System Controller 2 with Microgrid Interconnection Device (MID) capability, which consolidates interconnection equipment into a single enclosure and streamlines grid-independent capabilities of PV and storage installations by providing a consistent, pre-wired solution for residential applications. -
Page 5: Scenario 2
Scenario 2 Partial home back-up with IQ System Controller 2 This is the preferred configuration for partial home backup with subpanel with PV and IQ Battery. Generator can be integrated with IQ System Controller based on the homeowner’s needs. The microinverters ranges supported in this configuration are IQ8, IQ6/7, M-Series and S series. -
Page 6: Scenario 2A
Scenario 2A Partial home backup with Sunlight Backup This is the preferred configuration for partial home backup with subpanel using only IQ8 PV. Generator can be integrated with Enpower based on the homeowner’s needs. It is recommended that installers use 2 Load controllers in order to do load shedding to ensure seamless back up of essential loads using IQ8 Microinverters. -
Page 7: What's In The Box
What’s in the box IQ System Controller 2 Wall Mounting Bracket Rapid Shutdown Switch Accessory kit I T E M N A M E I T E M C AT E G O R Y PAT H D E S C R I P T I O N Q U A N T I T Y Filler Cover Mounting BKT-L Filler Cover Mounting BKT-L 200G Enpower... -
Page 8: Tools Needed
I T E M N A M E Q U A N T I T Y S O U R C E CT-200-Split IQ Combiner/Enphase Store EP200G-HNDL-R1 (lifting handle) Enphase Store Eaton Breakers different ratings (described in Sec xxx) Enphase Store/Retail outlets... -
Page 9: Section A
Section A Mounting the product Plan a location for the IQ System Controller 2 • It is recommended to install the product indoors, if the product is installed outdoors it is recommended to be installed where there is no direct exposure to sunlight. •... - Page 10 Section A - Mounting the product Step 1 Minimum clearance This product must be installed wth clearance at the left, right, top, bottom and front of the product as shown in the figure. 6 i n 6 i n 1 9 , 7 6 i n 3 6 i 1 9 , 7...
- Page 11 Section A - Mounting the product Step 2 Installing the mounting plate Installing the mounting bracket and mount the IQ System Controller 2 Risk of injury and equipment damage. Do not release the as per instructions below. Please note the following before installing IQ System Controller 2 until you ensure that the IQ System Controller 2 is fully seated in the wall-mount bracket shelf.
- Page 12 Section A - Mounting the product Step 3 Open the dead front Before removing the deadfront , ensure the System Controller 2 is completely de-energized. Please note the following Risk of equipment damage. Do not remove the pre-installed solar shield attached to the enclosure door. Risk of electric shock.
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Page 13: Section B
Section B Mounting the breakers Internal schematic of IQ System Controller 2 Once the deadfront is removed the IQ System Controller 2 looks as below. It comes with an inbuilt neutral forming transformer, microgrid interconection device , automatic transfer switch and a panel board to mount plug in type breakers. -
Page 14: Wiring For Service Entrance
Section B - Mounting the breakers Wiring for service entrance If the IQ System Controller 2 is used as a service entrance equipment Grounding Electrode Terminal • Do not remove the green colored ground neutral jumper • Paste Labels provided in Accessory Kit Grounding Electrode Terminal Main/Service Disconnect Suitable for use as Service Equipment... - Page 15 Section B - Mounting the breakers Install main and back-up breakers If breakers are being installed for mains and back up connections E N P H A S E B R E A K E R S K U E ATO N B R E A K E R PA R T the lugs should be removed and the breakers should be installed.
- Page 16 Section B - Mounting the breakers Installing DER breakers IQ8 Systems without Generator The IQ System Controller comes pre-installed with a 40A breaker for the neutral forming transformer (NFT) . When a generator is not being installed theNFT breaker need not be disturbed. Breaker 4 Breaker 1 Storage breaker...
- Page 17 IQ8 Systems with Generator System Controller 2 allows for generator integration with the Enphase Energy Systems. The breaker on the bottom right slot can be sized and used to integrate the geenrator. For wiring schematic on Generator control and wiring the power lines from generator the subsequent section of installation guide.
- Page 18 Section B - Mounting the breakers Installing DER breakers Non IQ8 Systems The IQ System Controller comes pre-installed with a 40A breaker for the neutral forming transformer (NFT) . When a generator is not being installed theNFT breaker need not be disturbed. Breaker 4 Breaker 1 Storage breaker...
- Page 19 Section C Wiring Drill conduits Drill conduit entry holes as needed, and install conduit grounding lugs for each opening. Be sure to reseal unused conduit entry holes with sealing plugs. NOTE: Main supply conductors may enter the IQ System Controller 2 from the bottom or from the bottom-left side.
- Page 20 Section C - Wiring DER wiring The DERs (IQ Battery, AC Combiner/Solar and generator) wires need to be connected to the lugs at the bottom as indicated in the images below. Before connecting the wires refer the wiring table recommendation and torque recommendation and also refer to local codes for any specific local requirements.
- Page 21 Rapid shutdown is a compliance requirement as per the NEC and the UL1741. This is needed in order to ensure that there will be a single point shutdown for all solar panels. Enphase Energy System Shutdown meets the future requirements by disconnecting the battery too.
- Page 22 Section C - Wiring Load controller wiring Load Controller is a feature of the IQ System COntroller which can be used to control upto 4x 240V loads or 8x 120V loads. At least one Load controller is needed for Sunlight Back-up systems. For a detailed wiring instruction refer to the IQ Load Controller QIG IQ System Controller 2 Quick Install Guide...
- Page 23 Section C - Wiring Generator control wiring An auto-start generator can be integrated with the Enphase Storage system without the need for any external ATS. Install a pair of generator CTs (CT-200-SPLIT) for L1 and L2 at the IQ System Controller 2 Generator input terminal for power monitoring when the generatoris running.
- Page 24 Section C - Wiring Mains/ Supply side wiring The mains wiring is to be the final step in the installation process. The wiring is similair for both full home and partial home back up. 300kcmil to 14 AWG 300 kcmil-2 AWG 1/4’’...
- Page 25 Section C - Wiring Back-up loads wiring 300kcmil to 14 AWG 300 kcmil-2 AWG 1/4’’ 3/8’’ AW G TO R Q U E ( L B . I N ) 300kcmil-2 300kcmil to 14 AWG 300 kcmil-1/0 AWG 1/4’’ 3/8’’ AW G TO R Q U E ( L B .
- Page 26 For PCS , whole home and complete home back up the consumption CTs are to be placed as described in image PD, B OVC II For PCS set up please refer to the Enphase installer APP. Blue White Blue White...
- Page 27 Configure and activate DANGER: Risk of electric shock. There are many potential sources of voltage. Check any Enphase IQ Battery Use the Enphase Installer App to commission the IQ System battery, PV, or other generationsource for voltage. Controller You must ensure that all electrical circuits external to...
- Page 28 Safety IMPORTANT SAFETY INSTRUCTIONS. SAVE THESE INSTRUCTIONS. This guide contains important instructions that you must follow during installation and maintenance of the Enphase IQ System Controller 2. Failing to follow any of these instructions may void the warranty (enphase.com/warranty). In Case of Fire or Other Emergency WARNING: Risk of equipment damage.
- Page 29 IQSC-2-IG-0051-07-EN-US-09-05-2022 © 2022 Enphase Energy. All rights reserved. Enphase, the Enphase logo, IQ8 Microinverters, and other names are trademarks of Enphase Energy, Inc. Data subject to change. Rev07-09-06-2022. IQ System Controller 2 Quick Install Guide...
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