Table Of Contents - Generac Power Systems PWRcell Reference Manual

Safety ........................................................................ ii
Read This Manual Thoroughly .................................. ii
Section 1 The PWRcell System .................................1
Introduction ...............................................................1
System Modes Overview ..........................................2
Island Mode ..............................................................4
Export Override .........................................................5
PWRcell Safety .........................................................5
Section 2 Understanding REbus...............................7
Introduction ...............................................................7
Power Distribution .....................................................7
Device Communications ...........................................7
REbus Confirmation ..................................................8
Section 3 Internet Connectivity.................................9
Internet ......................................................................9
Basic Requirements ..................................................9
Device Profiles ..........................................................9
Diagnostics .............................................................10
Internet Troubleshooting Flowchart ........................11
Internet Confirmation ..............................................12
Section 4 PWRcell Inverter ......................................13
Device Profile ..........................................................13
Diagnostics .............................................................13
Troubleshooting ......................................................15
Device Confirmation ................................................19
Section 5 PWRcell CTs ............................................21
Device Profiles ........................................................21
Diagnostics .............................................................21
Troubleshooting ......................................................23
CTs Troubleshooting Flowchart ..............................24
Section 6 PV Link and SnapRS ...............................25
Device Profiles ........................................................25
Diagnostics .............................................................27
Troubleshooting ......................................................30
Device Confirmation ................................................35
Section 7 PWRcell Battery.......................................37
Device Profile ..........................................................37
Safety Information ...................................................38
Diagnostics .............................................................38
Troubleshooting ......................................................41
Device Confirmation ................................................43
Section 8 PWRcell ATS ............................................45
Contactor Switching Mechanisms ...........................45
Basic V-Type Contactor ..........................................45
Standard 100/200 Amp V-Type Transfer Switch ....46
Introduction .............................................................46
Transfer Switch Contactor ......................................46
Diagnostic Repair Manual
Utility N1 and N2 .....................................................46
Terminals 0, 194, and 23 ........................................47
Load T1 ...................................................................47
Fuse Holder ............................................................47
ATS CAT5 Connection ...........................................47
Operational Analysis - Inverter Only Configuration ....48
Operational Analysis - Generator Only Configuration 55
Transferred Back to Utility, Generator Shutdown ...61
PWRcell ATS Controller .........................................62
Test Button ............................................................. 62
Load Shed Operation ..............................................62
PWRcell ATS Controller Example ..........................63
V-Type Transfer Switch Troubleshooting ...............72
Section 9 Other Accessories................................... 79
Smart Management Module (SMM) ........................79
Electrical Specifications .......................................... 80
Enclosure Specifications .........................................80
Connections ............................................................80
Setting Priorities ......................................................80
Setting Lockout .......................................................80
Setting Lockout (Later, Normally Closed Contactor) ...81
Jumper Locations ................................................... 81
Tests .......................................................................82
Troubleshooting ......................................................83
Revenue Grade Meter (RGM) Kit ...........................85
LTE Modem ............................................................87
Section 10 PWRcell Power Core Replacement...... 89
Overview .................................................................89
Required Tools .......................................................89
Before You Start .....................................................89
De-energize All Wiring To Inverter ..........................90
Prepare Power Core for Removal ...........................90
Remove Power Core ..............................................92
Install Replacement Power Core ............................93
Section 11 PWRcell Inverter Lid Replacement ...... 97
Overview .................................................................97
Required Tools .......................................................97
Safety ...................................................................... 97
Prepare Lid For Removal ........................................97
Removing Lid ..........................................................99
Installing New Lid ....................................................99
Section 12 DC Breaker Assembly Replacement .103
Overview ...............................................................103
Required Tools .....................................................103
De-energize Inverter .............................................103
Replace DC Breaker Assembly ............................104

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