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Lockable Disconnecting Means – 110.25

Lockable Disconnecting Means – 110.25

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Question 1 of 3

1. Question

What is the primary purpose of having a disconnect that is lockable in the open position?

To prevent the circuit from being accidentally turned on while maintenance is performed.
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To ensure the circuit remains closed at all times.
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To allow multiple circuits to be controlled simultaneously.
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To increase the electrical capacity of the circuit.
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Question 2 of 3

2. Question

What is the worst case scenario for someone turning a circuit on while maintenance is being performed?

Series injury or risk of being electrocuted
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it doesn't follow NEC guidelines
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You forget where you are at and have to start over
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Your co-worker will have to finish
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Question 3 of 3

3. Question

What does the term ‘open’ refer to in the context of electrical circuits?

The circuit is incomplete and no current is flowing.
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The circuit is live and current is flowing.
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There is no meaning for the term 'open'
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The circuit is being monitored for safety.
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