Goodwe Galaxy BMT-G4/108 handleiding

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Handleiding

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Use soft tools to gently press the front side of the product, making the Galaxy Plus bonded
to the suppo tube rmly, with a glue thickness of 2~3mm.
Repeat the above steps and complete the installation of the remaining products.
5.1 ELECTRICAL PERFORMANCE
The nominal values of electrical peormance parameters such as Isc, Voc and Pmax of Galaxy
Plus have an error of ±3% from those under standard test conditions. Standard test conditions
for Galaxy Plus: irradiance 1000 W/m2, cell temperature 25° C, atmospheric mass AM 1.5.
When Galaxy Plus are connected in series, the total voltage is the sum of the voltage of
eve single Galaxy Plus in the string, and when Galaxy Plus are connected in parallel, the
nal current is the sum of the current of eve string of Galaxy Plus. (Figure 20) Galaxy Plus of
dierent electrical peormance models should not be connected in one string.
5
ELECTRICAL INSTALLATION
FIGURE 20 SERIES-PARALLEL ELECTRICAL DIAGRAM
The maximum number of single strings of Galaxy Plus that can be connected in series
must be calculated in accordance with the requirements of local electrical requirements and
regulations. and the value of its open-circuit voltage at the lowest expected local temperature
conditions must not exceed the maximum system voltage value specied for Galaxy Plus
(maximum system voltage for the products is DC1000V/DC1500V - the actual system voltage
is designed according to the selection of the product models and inveers) and other values
required for DC electrical components.
The open circuit voltage correction factor can be calculated with the following formula:
CVoc=1-βVoc×(25-T) where T is the minimum ambient temperature expected at the system
installation location and β(%/° C) is the temperature coecient of the open circuit voltage of
selected Galaxy Plus (refer to the corresponding Galaxy Plus parameter table).
If a reverse current exceeding the maximum fuse current of the Galaxy Plus may pass
through the Galaxy Plus, an overcurrent protection device of the same size must be used to

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Productinformatie

MerkGoodwe
ModelGalaxy BMT-G4/108
CategorieNiet gecategoriseerd
TaalNederlands
Grootte3387 MB