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What characterises VMP?

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When should you use a sine wave filter?

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What is the purpose of a surge arrestor?

Question 4 of 4
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When is a thin film solar panel a better solution than a crystalline solar panel?

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1: What characterises VMP?
The voltage when solar panels are loaded optimally
1: What characterises VMP?
The voltage when wires aren’t connected
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1: What characterises VMP?
The current when the wires are short-circuited
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2: When should you use a sine wave filter?
With an external frequency drive connecting to a motor lower than 250VAC
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2: When should you use a sine wave filter?
With an external frequency drive connecting to a motor higher than 380VAC
2: When should you use a sine wave filter?
Whenever you want
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3: What is the purpose of a surge arrestor?
It protects against nearby lightning strikes and thunderstorms
3: What is the purpose of a surge arrestor?
It allows you to safely disconnect the power for service
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3: What is the purpose of a surge arrestor?
It prevents the motor from wearing out
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4: When is a thin film solar panel a better solution than a crystalline solar panel?
In cold conditions
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4: When is a thin film solar panel a better solution than a crystalline solar panel?
In windy conditions
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4: When is a thin film solar panel a better solution than a crystalline solar panel?
In cloudy conditions