Solar Panel Roof Racking Project, 9750W, Germany
As a professional PV module mounting system manufacturer, SPC solar can offer rich installation solutions for different places, such as flat roofs, tile roofs, corrugated fiber cement roofs, trapezoidal metal roofs,
standing seam metal roofs, ground places, sea floating, lakes, ponds …
Following is one of our pre-design sketch details for small residential solar mounting racking application .
Checklist for tile hook racking system with SUS304 hooks :
(1) Schedule Commission Date : 2019.1.30 ;
(2) Mounting Location : Berlin, Germany ;
(3) Building type : Double Pitched Roof with curved clay tiles;

(4) Wind load: 30 m/s ;
(5) Snow load: 0,569 kN/m2 ;
(6) Installation Orientation: Vertical ;
Number of PV modules : 30 pieces ;
Module Type : Mono-crystalline solar panel ;

Mono crystal PV Module for Roof Racking Project Germany | |
Peak Power (Pmax) | 325 W |
Max Power Point Voltage (Vmax) | 37.0 V |
Max Power Point Current (Imax) | 8.8 A |
Open Circuit Voltage (Voc) | 45.3 V |
Short Circuit Current (Isc) | 9.3 A |
Module Efficiency | 16.70% |
System Voltage | 1000DC(IEC)/600DC(UL) |
Max Fuse Rated Current | 15 A |
Solar Cell Type | monocrystalline, 156×156 mm |
Number of Solar Cells | 72 pcs |
Size(mm) | 1,956 x 992 x 40 mm |
Weight | 22.5 kg |
Front Plate | 3.2 mm tempered glass |
Frame | anodized aluminum alloy |
Junction Box | IP67, 3 diodes |
Cable | 4 mm2 x 840 mm |
Connector | MC4 |
NOCT | 45+2℃ |
Working Temperature | -40℃ ~ +85℃ |
Storage Temperature | -20℃ ~ +40℃ |
T.C. of Pmax | -0.44%/℃ |
T.C. of Voc | -0.33%/℃ |
T.C. of Isc | 0.065%/℃ |
Output Power Tolerance (%) | ±3% |
Base on mounting information above ,
we choose our PV module roof racking system with SUS 304 stainless hooks for this case :
BOM (Bill of Material) for this Germany Home Roof Mounting Racks as following :
(1)
SPC-AU1-2100, 1#Rail 2100, 30 PCS ;
(2)
SPC-AU1-SP, Rail splice, 24 PCS ;

(3)
SPC-IC-F40, Inter Clamp 40mm, 54 PCS ;
(4)
SPC-EC-F40, End Clamp 40mm, 12 PCS ;
(5)
SPC-HOOK-IK-01, Roof Hooks, 54 PCS ;
(6)
SPC-G-GC-1A, Grounding Clips 1A ,66 PCS ;
The whole checklist for this mounting project is :

Effect design sketch for this roof racking PV module system :

Welcome to contact SPC solar team for your next green PV energy project !