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SCHOTT Business Unit SOLARSCHOTT Solar Quality products
> 20 Years experience in practice
Solar electricity modules: PQ 10/40/01
Performance: 2.3 kWp
Year of installation: 1984
Stable performance proven by measured data
Example: PV-system at FHG ISE, Freiburg
0
10
20
30
40
Module A Module B Module C
Initial power in 1983
Power in 2003
-3,7% -5,1% -3,1%
SCHOTT Business Unit SOLARSCHOTT Solar Quality products
IEC testing criteria not enough for SCHOTT Solar
Quality checks on every production step: wafer, cell and module
Drastic tightening of IEC 61215 testing criteria
Additional to IEC standard: combination test
SCHOTT Business Unit SOLARSCHOTT Solar Quality products
Damp Heat Test 85 °C; 85 % relative air humidity
2000 h (doubled IEC 61215 standard)
Duration: ~ 15 weeks (including interim audits)
Internal quality standard: powerdrop must be < 5 % Pmpp
IEC standard
Δ in
% P
mpp
SCHOTT Solar standard
-10
-8
-6
-4
-2
0
2
0 640 1000 1500 2000
SCHOTT Solar 1
SCHOTT Solar 2
Competitor 1
SCHOTT Business Unit SOLARSCHOTT Solar Quality products
Thermal Cycle Test
Time / Cycle
Δ in
% P
mpp
Between -40 °C and 90 °C (according to UL, IED 85 °C)
400 cycles (doubled IEC 61215 standard)
Duration: ~ 24 weeks (including interim audits)
Internal quality standard: powerdrop must be < 5 % Pmpp
-5
-4
-3
-2
-1
0
1
2
0 100 200 300 400
SCHOTT Solar 1
SCHOTT Solar 2
Competitor 1
SCHOTT Business Unit SOLARSCHOTT Solar Quality products
5400 Pascal load test
Each ASE-module: Mechanical load test 5.400 Pascal (Pa) = 550 kg / m²
Safety of investment, even at locations with high wind or snow load
* ASE-260-DG-FT loaded with 1 ton; Alzenau, in autumn 2006
2400
5400
0
1000
2000
3000
4000
5000
6000
IEC
sta
nd
ard
SC
HO
TT
So
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