PanelClaw Polar Bear III HD 5 Degree User manual

panelclaw.com
PanelClaw®, Inc.
1600 Osgood Street, Ste. 20-23
North Andover, MA 01845
Tel [phone]
www.panelclaw.com
System Fire Class Rating: Class A for low slope roofs with Type I & Type II Modules
Mechanical Load Rating: See Appendix C: UL 2703 Electrical Grounding
Polar Bear® III HD 5 Degree
Installation Manual
Document Number 9910034 Rev F
Jan 2019

Polar Bear III HD 5 Degree Installation Manual
9910034 Rev F
2
Revision History
Rev
ECO #
Date
Description of Changes
Approved By
A
C00430
16-FEB-16
5D INITIAL RELEASE
CN
B
C00463
17-OCT-16
Change grounding/bonding jumper size to
#12 or #10 AWG Cu, Add Appendix F
Edited tray installation details
CN
C
C00471
05-DEC-16
Added ground lug picture and torque
requirements. Clarification of UL section.
Added system label location information
CN
D
C00480
03-FEB-17
HD claw stamped hole identifiers have
changed from “1” and “2” to “5D” and
“10D” respectively
Added Appendix G for Shim Pad
Installation
CN
E
C00522
29-JAN-18
Add “OMG Universal” to MA listing
CN
F
C00546
03-JAN-19
Brand Refresh. Corrected “figure”
numbering on page 27
CN

Polar Bear III HD 5 Degree Installation Manual
9910034 Rev F
3
Table of Contents
Revision History ............................................................................................................................................ 2
Table of Contents.......................................................................................................................................... 3
Introduction .................................................................................................................................................. 4
Document Objective ..................................................................................................................................... 4
Safety Overview ............................................................................................................................................ 4
Parts and Hardware ...................................................................................................................................... 5
Required Tools .............................................................................................................................................. 6
Torque Settings............................................................................................................................................. 6
Installation .................................................................................................................................................... 7
Step 1: Attach Claws to Modules (Prep) .......................................................................................... 7
Step 2: Set up Spacer Stick............................................................................................................... 7
Step 3: Build Northern Row of Modules.......................................................................................... 8
Step 4: Install Array Row-By-Row .................................................................................................. 14
Step 5: Electrical Grounding...........................................................................................................16
Appendix A: Safety...................................................................................................................................... 17
Appendix B: Special Configurations ............................................................................................................19
Appendix C: UL 2703 Electrical Grounding .................................................................................................20
Appendix D: Electrical Grounding (UL 2703 not applicable)....................................................................... 22
Appendix E: UL 2703 Fire Classification ......................................................................................................24
Appendix F: Ballast Blocks...........................................................................................................................26
Appendix G: Shim Pad Installation..............................................................................................................27

Polar Bear III HD 5 Degree Installation Manual
9910034 Rev F
4
Introduction
Polar Bear® III HD 5 Degree flat roof system comprises of three major components that intuitively
assemble into a flat roof PV mounting system array. The following features improve construction
performance, optimize maintenance and increase power density:
•Just three major components (Support, Ballast Tray and Claw), light-weight and easy to move
•Tight-row spacing for increased power density
•Compatible accessories to simplify wire management and microinverter attachment
•Built-in rubber roof pads to help prevent roof top damage
Document Objective
This installation manual has been put together to assist in the proper steps required to build a
photovoltaic array using Polar Bear III HD 5 Degree.
“THIS INSTALLATION MANUAL DOES NOT COVER SELECTION OF OR INSTALLATION OF ANY MATERIALS
USED TO SEAL A MECHANICAL ATTACHMENT TO THE ROOF. FOR THESE INSTRUCTIONS PLEASE SEE OEM
PROVIDER INSTALLATION MANUALS AND RELATED LITERATURE. A LIST OF OEM PROVIDERS IS SHOWN
BELOW.
THIS INSTALLATION MANUAL DOES NOT COVER SELECTION OF OR INSTALLATION OF FASTENERS
REQUIRED TO FASTEN A MECHANICAL ATTACHMENT TO THE ROOF STRUCTURE ITSELF. FOR THESE
INSTRUCTIONS, PLEASE SEE OEM PROVIDERS INSTALLATION MANUALS AND RELATED LITERATURE. A
LIST OF OEM PROVIDERS IS SHOWN BELOW”
OEM MECHANICAL ATTACHMENT PROVIDERS:
•Anchor Products: www.anchorp.com
•OMG Roofing Products: www.omgroofing.com
•ECOFasten Solar: www.ecofastensolar.com
Safety Overview
Safety is an essential part of every photovoltaic (PV) installation and every construction site. It is
imperative to plan ahead for any safety concerns and hazards to promote safe work practices during
installation. This section does not claim to address or support all safety concerns that may arise during
the installation of PanelClaw mounting systems or any other aspect of the work being performed. Before
beginning work, installers should refer to all local and federal safety, health and regulatory requirements
to assure compliance. Refer to OSHA Part 1926 and related Subparts for federal construction related
regulations and standards.
The section in Appendix A: Safety outlines major hazards that could exist during the installation of
PanelClaw products.
PRIOR TO INSTALLATION, READ THE SAFETY PROVISIONS ATTACHED IN APPENDIX A: SAFETY AND
REVIEW THE INSTALLATION MANUAL IN ITS ENTIRETY.
An annual corrosion inspection and potential corrective actions are required to maintain product
warranty. Visible surface red rust on galvanized steel components must be locally coated with a
commercially available galvanized paint or coating to maintain product warranty.

Polar Bear III HD 5 Degree Installation Manual
9910034 Rev F
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Parts and Hardware
Major Components
Support
Claw
Ballast Tray
Hardware Kits
Claw Fastener Kit
Ballast Tray fastener Kit
Ballast Mechanical Attachments System Accessories
Ballast Block
(Customer supplied,
See Appendix F: Ballast Blocks)
OMG Roofing Products
PowerGrip
PowerGrip Plus
PowerGrip Universal
EcoFasten® Solar
Anchor Products
U-Anchor 2000
U-Anchor 2400
U-Anchor 2600

Shim Pad
Microinverter Attachment Kit
Optimizer Attachment Kit
Ground Lug
South Support