Motor Controller
Enclosure |
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| Provides a degree of protection against the following environmental conditions | 3 | 3R | 3S | 4 | 4X | 6 | 6P |
| Incidental contact with the enclosed equipment | X | X | X | X | X | X | X |
| Rain, Snow and sleet | X | X | X | X | X | X | X |
| Sleet* | -- | -- | X | -- | -- | -- | -- |
| Windblown Dust | X | -- | X | X | X | X | X |
| Hose Down | -- | -- | -- | X | X | X | X |
| Corrosive Agents | -- | -- | -- | X | X | -- | X |
| Occasional Temporary Submersion | -- | -- | -- | -- | X | X | X |
| Occasional Prolonged Submersion | -- | -- | -- | -- | -- | -- | X |
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* mechanism shall be operable when ice covered. |
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Motor Controller
Enclosure |
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| Enclosure Type Number 1) | ||||||||||
| Provides a degree of protection against the following environmental conditions | 1 | 2 | 4 | 4X | 5 | 6 | 6P | 12 | 12K | 13 |
| Incidental contact with the enclosed equipment | X | X | X | X | X | X | X | X | X | X |
| Falling Dirt | X | X | X | X | X | X | X | X | X | X |
| Falling liquids and light splashing | X | X | X | X | X | X | X | X | X | X |
| Circulating dust, lint, fibers and flyings. | -- | -- | X | X | -- | X | X | X | X | X |
| Settling airborne dust, lint, fibers and flyings. | -- | -- | X | X | X | X | X | X | X | X |
| Hose down and splashing water. | -- | -- | X | X | -- | X | X | -- | -- | -- |
| Oil and coolant seepage | -- | -- | -- | -- | -- | -- | -- | X | X | X |
| Oil or Coolant spraying and splashing. | -- | -- | -- | -- | -- | -- | -- | -- | -- | X |
| Corrosive Agents | -- | -- | -- | X | -- | -- | X | -- | -- | -- |
| Occasional Temporary Submersion | -- | -- | -- | -- | -- | X | X | -- | -- | -- |
| Occasional Prolonged Submersion | -- | -- | -- | -- | -- | -- | X | -- | -- | -- |
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1) Enclosure type number shall be marked on the motor controller enclosure |
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