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13 Cards in this Set
- Front
- Back
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3 leading causes of accidents are unsafe _____/______, ________ impact, and unsafe ________ |
Equipment/installation Environmental Practices |
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An insulator can be any material with high _________ |
Resistance |
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Common hazards of insulators are _____,_______, or ________ |
Broken Cracked Missing insulation |
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______,______,______,______ and ______ are commonly responsible for eroding insulation |
Temperature Moisture Oil Gas Carrosive fumes |
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Grounded wires are colored ______. ______ are ground wires that complete a circuit. _______ are hot wires, but these may also be any color that isn't green. |
Green Grey/white Red/black |
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Equipment that operates at ______ must be insulated from accidental contact |
50V |
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Equipment operating at more than ____ must be enclosed and marked appropriately |
600V |
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________ and ______ or ________ are 2 types of ground |
Chassis Service, system |
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Service ground is the kind that protects ________ and _______ against damage |
Household appliances Insulates |
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Always remember that a capacitor must be _____ even after power is terminated |
Discharged |
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Devices that open the circuit when accessed are called ______ |
Interlocks |
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A fire can only be prevented from running the length of a wire by _______ it |
Severing |
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Class C's are never to be extinguished with ______, only _____,______,and _________ |
Foam Co2 Halotron Dry chemical |
