QRail Installation

1. Introduction...1
1.1 Short Description...1
1.2 About this Manual...1
1.3 Warnings...1
1.4 Regulatory Information...3
1.5 Safety...4
2. Technical Description...5
2.1 System Overview...5
2.2 QRail Components...6
2.3 Technical Data...7
2.4 System Electrical Bonding...8
2.5 System Electrical Grounding...12
3. Important Mounting Information...14
3.1 Conditions of Use...14
3.2 Mounting Preparations...14
3.3 Mounting Aids and Required Tools...15
3.4 Fastener Torque Settings...15
4. Planning the Module Area...16
5. Installation of Roof Attachments and Rails...17
5.1 Select QRail Configuration...17
5.2 QRail Preparation...19
5.3 QRail Installation on Roof-top...20
5.4 End Caps...22
6. Module Installation...23
6.1 Module Level Power Electronics Installation...23
6.2 Installing Mid- & End-Clamps with QClick Technology®...24
6.3 Installing the End Modules...25
6.4 Installing the Inner Modules...26
6.5 Installing Additional Module Rows...28
7. Maintenance...29
7.1 Inspection...29
7.2 Testing...29
8. List of UL2703 Evaluated and Approved Modules...30
9. CAD Part Drawings...34
Table of Contents