REF: CL-10128-S
Internal REF: 00141
21 January 2019
Clenergy Australia
1/10 Duerdin Street
Clayton, VIC 3168
Array Frame Engineering Certificate
Postmount PM3-A/2100 Installation
MW Engineering Melbourne Pty Ltd, being Structural Engineers within the meaning of
Australian and NZ Building Regulations, have carried out a structural design check of the PV-
ezRack Postmount PM3-A/2100 within Australia. The design check has been based on the
information in the
PV-ezRack PM3-A/2100 Planning and Installation Guide
and schematic
drawings of the system components, provided by Clenergy Australia.
Part number
Description
ER-R-ECO/3150 PV-ezRack ECO Rail 3150mm
ER-RT-50/1400
PV-ezRack PM3-A, Rectangular Tube-Landscape
50*50*1400*T4
ER-RT-70/2200
PV-ezRack PM3-A
，
Rectangular Tube-Master
70*70*2210*T4
ER-RT-70/394
PV-ezRack (PM3-A,PM4-A), Adjustable Tube
70*50*394
ER-P-102/2600
Pipe Diameter ø102*2600*T6 (PM3,4-A Pole)
SC-PM2/3/4/A
PV-ezRack (PM2-A,PM3-A,PM4-A), Steel Cap
Assembly
C-U/30/46-G
PV-ezRack, Universal Clamp for Frame Height
30-46mm with Grounding Clip
We find the Postmount PM3-A/2100 to be structurally sufficient for Australian and New
Zealand use, based on the following conditions:
•
Wind Loads to AS/NZ1170.2:2011, Amendment 4-2016:
o
Wind Terrain Category: 2;
o
Wind average recurrence interval of 100 years- For ultimate state, 25 years-
service-ability;
o
Wind region A, B, C & D;
