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PV-ezRack ComT 2.0: 5 Code-Compliant Planning And Installation Manual

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ComT 2.0: 5°, 10° and 15°
Code-Compliant Planning and Installation Guide V2.0
Complying with AS/NZS 1170.2:2021
Ver 3.0 / Last Updated - Apr. 2023

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Summary of Contents for PV-ezRack ComT 2.0: 5

  • Page 1 ComT 2.0: 5°, 10° and 15° Code-Compliant Planning and Installation Guide V2.0 Complying with AS/NZS 1170.2:2021 Ver 3.0 / Last Updated - Apr. 2023...

  • Page 2: Table Of Contents

    Installation Guide / ComT 2.0: 5°, 10° and 15° Introduction The PVezRack® ComT is developed for PV installation on flat or pitched roofs. The unique fixing parts can be List of contents quickly and easily installed with simple tools. Introduction...

  • Page 3: Planning

    Installation Guide / ComT 2.0: 5°, 10° and 15° Planning Determine the Wind Region of Installation Site Wind Regions – Australia Wind regions are pre-defined for the whole of Australia by the Australian Standard 1170.2:2021. Comparing to 1170.2:2011, 2021 version has a lot of changes in wind regions.
  • Page 4 Installation Guide / ComT 2.0: 5°, 10° and 15° Determine the Terrain Category It requires to determine the right terrain category to ensure the installation meets the maximum interface spacing specified in the engineering certificate. In 1170.2-2021, Terrain category 1.5 was removed and Terrain category 2.5 was added. See the definitions below.
  • Page 5 Installation Guide / ComT 2.0: 5°, 10° and 15° Determine System Tilt Angle The PVezRack® ComT system is a fixed 5°, 10° and 15° tilt system. Determine Roof Pitch The PVezRack® ComT system can be used for roof slopes up to 10°. Please verify that the Installation site roof pitch is less or equal to 10°.

  • Page 6: Tools & Components

    Installation Guide / ComT 2.0: 5°, 10° and 15° Tools and Components Tools Impact Driver Torque Spanner Spanner Tape String (Max. torque≥20N.m, for M8 bolt and nut) Marker Pen 6mm Hex Driver Bit Open Spanner 14mm (in the carton provided...
  • Page 7 Installation Guide / ComT 2.0: 5°, 10° and 15° Components ER-I-05 ER-I-05/CM ER-I-05A/EZC/ECO ER-I-25 ER-RC-T/DM Tin Interface Tin Interface Tin Interface A with Tin Interface with Rail Clamp for T-Rail, with Click Module ezClick connection Curved Base for with Diamond Module...

  • Page 8: System Overview

    Installation Guide / ComT 2.0: 5°, 10° and 15° System Overview Overview of PVezRack® ComT (North Facing) Tin Interface with Eco Rail A. Front Leg Assembly B. Rear Leg Assembly C. ECO Rail D. Tin Interface MT-Rail Support with T50/T110 Rail A.
  • Page 9 Installation Guide / ComT 2.0: 5°, 10° and 15° Side View Drawing 5° ComT legs, 1002 mm wide, 35 mm high panel Note: 5° tilt angle is designed based on 1002 mm wide panel 5° ComT legs, 1200 mm wide, 35 mm high panel...
  • Page 10 Installation Guide / ComT 2.0: 5°, 10° and 15° 10° ComT legs, 1200 mm wide, 35 mm high panel Note: 1200 mm wide panel is max panel width considering earthing pins on top of legs plates can provide effective panels earthing 15°...
  • Page 11 Installation Guide / ComT 2.0: 5°, 10° and 15° Overview of PVezRack® ComT East-West A. Front Leg Assembly B. Rear Leg Assembly C. ECO Rail D. Tin Interface Side View Drawing (10° legs, 1002 mm wide panel as an example) Note: Minimum distance between two rear legs is 50 mm as well for 5°...
  • Page 12 Installation Guide / ComT 2.0: 5°, 10° and 15° Safe Torques Please refer to safe torques defined in this guide. When fixing mid and end clamps, if the torques range specified by the panel manufacturer is different, it should be used instead. In case power tools are required, Clenergy recommends the use of low speed only.

  • Page 13: Installation Instruction

    Installation Guide / ComT 2.0: 5°, 10° and 15° Installation Instructions 1. Tin Interface with ECO Rail Installation When using the Tin Interface (ER-I-05 as an example) with the ECO Rail solution, please follow the steps below. Fix the Tin Interface on the metal purlin with a self-tapping screw according to the installation plan (Clenergy Tin interface is supplied with one Buildex 14- 11 x 70 Hex Head Zips screw).
  • Page 14 Installation Guide / ComT 2.0: 5°, 10° and 15° 2. MT-Rail Support with T50/T110 Rail Installation (optional) In case of large purlin spacing, MT-Rail Support with T50 or T110 Rail will be an option. Please follow the steps below. Based on the rib spacing of the metal roof sheet,...
  • Page 15 Installation Guide / ComT 2.0: 5°, 10° and 15° 3. Front and Rear Leg Installation In this step, the Tin Interface with ECO Rail is used as an example. Fix a 5° Front Leg into the top channel of ECO Rail, then fasten the Front Leg after the position is adjusted properly as shown in Figures 10 and 11.
  • Page 16 Installation Guide / ComT 2.0: 5°, 10° and 15° Note: The teeth lock washer must be placed next to a 15° rear leg extender to achieve earthing continuity between from 15° rear leg extender to the 10° rear leg. Figure 14...
  • Page 17 Installation Guide / ComT 2.0: 5°, 10° and 15° 4. PV Module Installation Place the PV Modules on the Front and Rear Leg as shown in Figure 19. The outside edge of the frame of the PV Modules must overlap the marking lines on the Front and Rear Legs as shown in Figure 20. The pins of the Front and Rear legs are used for creating earthing continuity from PV modules to both legs.
  • Page 18 Installation Guide / ComT 2.0: 5°, 10° and 15° 5. Grounding Lug Installation It is required to install one Grounding Lug per row of rail. The recommended fasten torque of the bolt M8*25 is 16~20 N•m. Once the grounding lug is attached to the rail, insert U-Shape Copper Channel into the grounding lug as shown in Figure 24.

  • Page 19: Certification

    Installation Guide / ComT 2.0: 5°, 10° and 15° Certification - Installation Instructions - Code-Compliant Planning and Installation Guide V2.0 - Complying with AS/NZS 1170.2:2021...
  • Page 20 STRUCTURAL DESIGN CERTIFICATION Commercial tilt interface spacing tables Standard: AS/NZS 1170.2:2021 Terrain Category: 2, 2.5 & 3 Client: Clenergy Australia REF: 00628 Date: MARCH 2023 Copyright: The concepts and information contained in this document are the property of MW Engineering Melbourne. Use or copying of this document in whole or in part without the written permission of MW Engineering Melbourne constitutes an infringement in copyright.
  • Page 21 Clenergy Reference: CL-619-S-REV2 Project: PV ez-Rack Commercial Tilt 5,10 and 15 degrees spacing tables Australian Standards AS/NZS 1170.0:2002 (R2016) General Principles AS/NZS 1170.1:2002 (R2016) Imposed Loadings AS/NZS 1170.2:2021 Wind Loadings AS/NZS 1664.1:1997-Amdt 1:1999 Aluminium Rail Type: ECO-RAIL Wind Terrain Category: 2, 2.5 & 3 Wind average recurrence interval: 500 years This engineering document was designed to cater for most common installation scenarios defined with an importance level 3 (500 years wind average recurrence) such as buildings and facilities where a large...
  • Page 22 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 5 and 10 degrees COMT Type of Rail ER-R-ECO (ECO Rail) and all other ECO rails Type of Interface ER-I-05 (Tin Interface) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO THE...
  • Page 23 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 5 and 10 degrees COMT Type of Rail ER-R-ECO (ECO Rail) and all other ECO rails Type of Interface ER-I-05 (Tin Interface) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO...
  • Page 24 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 5 and 10 degrees COMT Type of Rail ER-R-ECO (ECO Rail) and all other ECO rails Type of Interface ER-I-05 (Tin Interface) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO...
  • Page 25 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 15 degrees COMT Type of Rail ER-R-ECO (ECO Rail) and all other ECO rails Type of Interface ER-I-05 (Tin Interface) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO THE...
  • Page 26 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 15 degrees COMT Type of Rail ER-R-ECO (ECO Rail) and all other ECO rails Type of Interface ER-I-05 (Tin Interface) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO THE...
  • Page 27 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 15 degrees COMT Type of Rail ER-R-ECO (ECO Rail) and all other ECO rails Type of Interface ER-I-05 (Tin Interface) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO THE...
  • Page 28 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 5 and 10 degrees COMT Type of Rail ER-R-T50 Type of Interface S-MT/240 (MT – Rail support) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO 0°...
  • Page 29 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 5 and 10 degrees COMT Type of Rail ER-R-T50 Type of Interface S-MT/240 (MT – Rail support) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO 0°...
  • Page 30 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 5 and 10 degrees COMT Type of Rail ER-R-T50 Type of Interface S-MT/240 (MT – Rail support) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO 0°...
  • Page 31 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 15 degrees COMT Type of Rail ER-R-T50 Type of Interface S-MT/240 (MT – Rail support) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO THE 0°...
  • Page 32 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 15 degrees COMT Type of Rail ER-R-T50 Type of Interface S-MT/240 (MT – Rail support) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO THE 0°...
  • Page 33 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 15 degrees COMT Type of Rail ER-R-T50 Type of Interface S-MT/240 (MT – Rail support) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO THE 0°...
  • Page 34 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 5 and 10 degrees COMT Type of Rail ER-R-T110 Type of Interface S-MT/240 (MT – Rail support) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO 0°...
  • Page 35 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 5 and 10 degrees COMT Type of Rail ER-R-T110 Type of Interface S-MT/240 (MT – Rail support) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO 0°...
  • Page 36 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 5 and 10 degrees COMT Type of Rail ER-R-T110 Type of Interface S-MT/240 (MT – Rail support) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE TO 0°...
  • Page 37 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 15 degrees COMT Type of Rail ER-R-T110 Type of Interface S-MT/240 (MT – Rail support) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE 0°...
  • Page 38 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 15 degrees COMT Type of Rail ER-R-T110 Type of Interface S-MT/240 (MT – Rail support) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE 0°...
  • Page 39 PV ez-Rack Commercial Tilt Spacing Tables – Only for the use of 15 degrees COMT Type of Rail ER-R-T110 Type of Interface S-MT/240 (MT – Rail support) Solar Panel Dimension 2 m x 1 m Purlin Thickness 1.9 mm ANGLE 0°...
  • Page 40 General Notes Note 1. This engineering document was designed to cater for most common installation scenarios however, it does not cater for all of them. Contact Clenergy if you are unable to comply with any of the installation specifications listed on this document. Note 2.
  • Page 41 Note 7. This certificate only covers the assessment of the Clenergy PV-ezRack mounting system, including the components listed on note 4 and 8. The assessment of the roof structure, PV panels and other fixings are to be checked by the installer/contractor, if necessary.
  • Page 42 Components Part No. Description Rail clamp for T-rail with Rail Clamp ER-RC-T/DM diamond module Rail clamp for T-rail with Z Rail Clamp ER-RC-T/G module Diamond Module ER-DM-MT8 Diamond module Front leg, commercial tilt 5 Front Leg FL-COMT/Z/G/5 degree Back leg, commercial tilt 5 Back Leg RL-COMT/Z/G/5 degree...
  • Page 43 Components Part No. Description Adapted for Corrugated Adapter for EZ-AD-C43 Iron Roof for Tin interface Corrugated Roof ER-I-05 Corrugated PV-ezRack Adapter for EZ-AD-C110 Adapter Corrugated Iron Roof. Cross Connector Clamp Connector Clamp CRC-R/ECO for ECO-Rail Splice ECO Rail ER-SP-ECO/BA Splice ECO Rail Black...
  • Page 44 Spacing +/- (East-West) Row spacing Spacing +/- (North facing) 0 mm to < 200 mm - 20 % - 20 % < 200 to < 400 mm -10% -10% < 400 mm to < 650 mm Apply the same table spacings Apply the same table spacings >...
  • Page 45 Note 26. This Engineering report is based on 2 m x 1 m panels and two rails per panel. However, a percentage increase can be applied on all interface spacings as shown on the following table. Spacing +/- Spacing +/- Number of rails Panel length per panel...
  • Page 46 Note 29. Base rail between panel rows should run continuous from the first panel row to the last. Note 30. Contact Clenergy if you are planning to install on a different roof type such as curved, multi- span (pitched and saw-tooth), mansard, circular bin, silo, tank, pitched free, troughed free, hypar free, canopy, awning and cantilivered roof.
  • Page 47 Note 32. Clamping zone of the PV panels should be according to the manufacturer’s specifications. Note 33. The most conservative spacing has to be used if one panel or panel row fall between two roof zones. Note 34. Roof Zone definition to be calculated as per below: Step 1.
  • Page 48 Roof zone definition Roof Pitch < 10° Top view Flat/Mono – Slope Roof > 10° Flat/Mono – Slope Roof < 10° Flat/Mono – Slope Roof > 10° Legend:...
  • Page 49 Example: Wind Region: A Terrain Category: 3 Corrosivity Level: C4 (Spacing -5%, see Note 25) Building Height: 12 m Building Dimension (breadth x depth): 8 m x 8 m Roof Pitch: 5° Panel Tilt Angle: 10° Tilt Condition (Normal or Reverse): Normal Type of Rail: ER-R-ECO No.
  • Page 50 Clenergy 1/10 Duerdin St Phone: +61 3 9239 8088 ClaytonVIC 3168 Email: sales@clenergy.com.au Australia Web: www.clenergy.com.au @ClenergyGlobal / @ClenergyClub / ClenergyAUS @Clenergy @ClenergyClub @Clenergy_global @Clenergy A Clenergy Technologies Company...

This manual is also suitable for:

Comt 2.0: 10Comt 2.0: 15