E: info@deltapanels.com    W: www.deltapanels.com
Head Office: 731 Boundary Road, Richlands, Qld 4077  |  P: +61 7 3271 2170  
Sydney Depot: 11 The Old Northern Road, Narellan, NSW 2567  |  P: +61 2 4611 7712
ABN: 11 147 861 292
   Page: 122 of 126
Version Date: 2025-12-29
1.	
Published figures are a maximum, for an evenly distributed load
2.	
No load allowed on the overhangs
3.	
For any loads and spans not shown in this table specific engineering will be required
17. INSTALLATION OF SERVICES  
      AND ACCESSORIES
Portrait Solar Panel Fixing Requirements
All brackets to be screwed with 12g class 4 screws with seal.
Wind 
Class
Limit State 
Design Pressure (kPa)
Brackets / Panel 
@ 250mm crs
Screws / Brackets 
@ 250mm crs
Brackets / Panel 
@ 500mm crs
Screws / Brackets 
@ 500mm crs
N2
2.16
6
4
4
4
N3
3.32
6
4
4
4
N4
4.97
6
4
4
4
N5
7.14
6
6
4
8
C1
3.79
6
4
4
4
C2
5.64
6
6
4
8
C3
8.11
6
6
4
10
C4
11.04
6
10
N/A
N/A
Landscape Solar Panel Fixing Requirements
All brackets to be screwed with 12g class 4 screws with seal.
Wind 
Class
Limit State 
Design Pressure (kPa)
Brackets / Panel 
@ 250mm crs
Screws / Brackets 
@ 250mm crs
Brackets / Panel 
@ 500mm crs
Screws / Brackets 
@ 500mm crs
N2
2.16
10
4
6
4
N3
3.32
10
4
6
4
N4
4.97
10
4
6
4
N5
7.14
10
4
6
4
C1
3.79
10
4
6
4
C2
5.64
10
4
6
4
C3
8.11
10
4
6
4
C4
11.04
10
4
6
6
Dead Load - Kgs/m2
Span 
(mm)
Panel Thickness
50mm
75mm
100mm
125mm
150mm
175mm
200mm
3000
15.00
17.50
20.00
22.50
25.00
27.50
30.00
6000
12.50
15.00
20.00
22.50
25.00
27.50
8000
10.00
12.50
18.50
20.00
25.00
10000
15.00
17.50
15.00
12000
10.00

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