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IQ System Controller 2 Quick Install Guide

IQ System Controller 2

Quick Install Guide

MODEL NUMBER-
EP200G101-M240US01

VERSION 7.0
SEPTEMBER 2022

Summary of Contents for EP200G101

Page 1: ...1 IQ System Controller 2 Quick Install Guide IQ System Controller 2 Quick Install Guide MODEL NUMBER EP200G101 M240US01 VERSION 7 0 SEPTEMBER 2022 ...

Page 2: ...e IQ System Controller 2 Installation and Operation Manual at enphase com support Safety warnings are listed on the back of this guide These instructions are not meant to be a complete explanation of how to design and install an energy storage system All installations must comply with national and local electrical codes and standards Only qualified electricians shall install troubleshoot or replac...

Page 3: ...nting the product 3 Opening the deadfront Section B Mounting the breakers Internal Schematic of IQ System Controller 2 Wiring for service entrance Installing main and back up breaker Installing DER breakers IQ8 systems without generator Installing DER breakers IQ8 systems with generator Installing DER breakers non IQ8 systems Section C Wiring Drilling Conduits Wiring the DERs Aux wiring Rapid shut...

Page 4: ...tions by providing a consistent pre wired solution for residential applications Along with MID functions it includes PV storage and generator input circuits Scenario 1 Whole home back up with IQ System Controller This is the preferred configuration for back up of the entire main load panel This configuration supports up to an 80A breaker each for the PV circuit battery storage and Generator option...

Page 5: ...oller 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 Microinverters ...

Page 6: ...n 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 It is not recommended to install sunlight back up for whole home back up scenarios This configuration can be supported with only IQ8 Microinverters Microinverters Scenario 2A ...

Page 7: ...20mm Thread Machine 304 SS Fastener Screw Pan Hd Phillips 3 M6x25mm Lg 5mm Shank 20mm Thread Machine 304 SS 2 Screw pan Hd Torx X20 Machine 8 32 UNC 0 63 Lg A2 70 Fastener Screw pan Hd Torx X20 Machine 8 32 UNC 0 63 Lg A2 70 1 Lit Kit Label Enpower 200G Label Lit Kit Label System Controller 200G 1 Label Enpower CT Field Label 6 Label Enpower PCS Field Label 2 Cable Assy Header Enpower 200G R2 Cabl...

Page 8: ...Provided by Installer 7 Screw driver 1 Provided by Installer 8 Wrench 1 Provided by Installer 9 Adjustable Wrench 1 Provided by Installer 10 Torque wrench 1 Provided by Installer 11 Level 1 Provided by Installer 12 5 32 inch Allen key 1 Provided by Installer 13 Conductor stripper 1 Provided by Installer 14 Electrician s hole saw 2 inch or punch set 1 Provided by Installer 15 Stud finder if require...

Page 9: ...s grid cables and battery cables are easily accessible This product is designed to be installed on the wall vertical only Do not install this product on the ground The mounting surface must be able to suppor the weight of this product 87 lbs Appropriate operating tempraure is from 40 to 50 degrees celsius Do not install this product in the place exposed to the direct sunlight Install the product i...

Page 10: ...nstall Guide 19 7in 19 7in 9 7in 6in 3 5 i n 36in 6in 6in This product must be installed wth clearance at the left right top bottom and front of the product as shown in the figure Section A Mounting the product Step 1 Minimum clearance ...

Page 11: ... Controller 2 Doing so may create a hazard cause serious injury and or damage the equipment Provided in Accessory Kit 2 1 4 3 5 3 Risk of injury and equipment damage Do not release the IQ System Controller 2 until you ensure that the IQ System Controller 2 is fully seated in the wall mount bracket shelf 4 Three 10 1 4 or 5 16 lag bolts or screws 7 6cm three inches long depending on attachment wall...

Page 12: ...damage Do not remove the pre installed solar shield attached to the enclosure door 2 Risk of electric shock To maintain the warranty do not modify the deadfront other than to remove or replace filler plates as needed The ground connection to deadfront needs to be carefully disconnected before the deadfront can be dismantled from the IQ System Controller 2 Philips screw Section A Mounting the produ...

Page 13: ...ER cables 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 A detailed schematic can be found in the image below Section B Mounting the breakers ...

Page 14: ...ls provided in Accessory Kit If the IQ System Controller 2 is NOT used as a service entrance equipment Remove the Ground Neutral Jumper wire Grounding Electrode Terminal Grounding Electrode Terminal Main Service Disconnect Suitable for use as Service Equipment Main Service Disconnect Suitable for use as Service Equipment Wiring for service entrance Section B Mounting the breakers ...

Page 15: ...ange breakers with ratings between 100 200A can be used Back up Connection Main Connection Screw part of Eaton Breaker Kit Screw part of Eaton Breaker Kit Torx T20 13 3 lb in Torx T20 13 3 lb in 3 8 in 35 4 lb in Screw from lugs to be reused for breakers 3 8 in 35 4 lb in Screw from lugs to be reused for breakers Section B Mounting the breakers ENPHASE BREAKER SKU EATON BREAKER PART BRK 100A 2P 24...

Page 16: ... Breaker 2 IQ Gateway breaker factory installed in System Controller 2 Breaker 3 Solar breaker Use Hold down kit EP200G NA HD 200A along with this breaker Red and Black wires pre wired to be connected to Storage and Solar Breakers Breaker 4 Storage breaker Use Hold down kit EP200G NA HD 200A along with this breaker ENPHASE BREAKER PART EATON BREAKER PART TORQUE BRK 10A 2P 240V B BR210B 27 lb in BR...

Page 17: ...eaker 2 Generator breaker Use Hold down kit EP200G NA HD 200A along with this breaker Breaker 3 Solar breaker Use Hold down kit EP200G NA HD 200A along with this breaker Breaker 4 Storage breaker Use Hold down kit EP200G NA HD 200A along with this breaker ENPHASE BREAKER PART EATON BREAKER PART TORQUE ON WIRE BRK 10A 2P 240V B BR210B 27 Lb in BRK 15A 2P 240V B BR215B BRK 20A 2P 240V B BR220B BRK 4...

Page 18: ...turbed Breaker 2 Remove Breaker from System Controller 2 and wire IQ Gateway to Breaker in IQ Combiner Breaker 3 Solar breaker Red and Black wires pre wired to be connected to Storage and Solar Breakers Breaker 4 Storage breaker Use Hold down kit EP200G NA HD 200A along with this breaker ENPHASE BREAKER PART EATON BREAKER PART TORQUE ON WIRE BRK 10A 2P 240V B BR210B 27 lb in BRK 15A 2P 240V B BR21...

Page 19: ...tors may enter the IQ System Controller 2 from the bottom or from the bottom left side Backup load conductors may enter the IQ System Controller 2 from the bottom or bottom right side IQ Batery IQ Combiner and generator conductors may enter from the bottom bottom left or bottom right sides Size the conductors Line Neutral and Ground depending on the breaker or fuse proper ampacity and voltage rise...

Page 20: ...r wiring PV 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 1 8 2 14 AWG 3 8 300KCMIl to 14 AWG DER wiring Section C Wiring ...

Page 21: ...nectors 10 or 12 AWG wires 10 or 12 AWG wires 1 3 4 2 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 Aux Wiring 1 RSD wiring Compliance requirement 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 Fo...

Page 22: ...re 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 Load controller wiring Section C Wiring ...

Page 23: ...Controller 2 to the 2 wire remote start terminals of the generator Wire the primary of a 120V 12V power supply to the backup loads panel Connect the secondary to the Generator auxiliary contact relay on the Enpower R2 Wire the other end of the relay to the coil of the Normally Close contactor Connect the contactor to 240V from the backup loads panel for utility sensing Wire the other end of the co...

Page 24: ...4 6 45 8 40 10 14 35 Neutral and Ground bar small holes 6 8 25 10 14 15 Larger neutral bar 300kcmil 6 275 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 300 kcmil 2 AWG 1 4 1 4 300 kcmil 1 0 AWG 300kcmil to 14 AWG 3 8 3 8 300 kcmil to 14 AWG Section C Wiring ...

Page 25: ...mil 2 275 AWG TORQUE LB IN Neutral and Ground bar large holes 1 0 3 50 4 6 45 8 40 10 14 35 Neutral and Ground bar small holes 6 8 25 10 14 15 Larger neutral bar 300kcmil 6 275 Back up loads wiring 300 kcmil 2 AWG 300 kcmil 1 0 AWG 300kcmil to 14 AWG 300kcmil to 14 AWG 1 4 1 4 3 8 3 8 Section C Wiring ...

Page 26: ...d in image For PCS set up please refer to the Enphase installer APP After placing the Consumption CT and wiring to the IQ Gateway the following label has to be pasted on the CT This sensor is part of a Power Control System Do not remove or disable Replace with same type and rating IQ Gateway Terminal Block Not used White Blue White Blue Relay contacts if needed CU 75C 14AWG MIN MEAS CAT III OVC II...

Page 27: ...it system and you plan to energize IQ System Controller 2 and connect the PV without commissioning the system in the same day follow the sequence below Leave the AC combiner breaker in the load panel where it was originally placed instead of connecting the AC combiner L1 and L2 circuits to the terminal lugs in IQ System Controller 2 This way your PV systems can still be functional before commissio...

Page 28: ...intenance 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 In all cases If safe to do so switch off the AC breaker for the IQ System Controller 2 circuit and if an isolator switch is present switch off the AC isolator for the IQ System Controller 2 circuit Contact the fire department or o...

Page 29: ...ick Install Guide 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 ...

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