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7 Cards in this Set
- Front
- Back
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if one switch operates two loads, how is that drawn?
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the switch is placed before the loads (on the left)
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how is the position of two switches shown if both must be on to have the load operate?
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normal (de-energized) position
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with L1 hot & L2 neutral, where should the fused disconnect be placed?
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on L1, the hot line
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with two vertical lines represeting the power supply, which line is usually shown "hot"?
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L1 on the left side
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what essential electrical devices must be shown in each circuit?
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*power supply *circuits
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if the power lines are vertical, what does each horizontal line represent?
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load & switch
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what is the purpose of a schematic wiring diagram?
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to assist a service technician in wiring the equipment,in locating connections for testing circuits,and in analyzing the operation of the control system
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