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Electrical Technology Daily Question 2018.12.20

2018-12-20View Original

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Which of the following design principles for fire protection in substations is incorrect? A. The volume of the substation building (classified as a Class C fire hazard) is between 3001 and 5000 m3, with a required fire water supply rate of 10 L/S. B. Two suction pipes are provided for each set of fire pumps. C. A valve for maintenance purposes is installed on the suction pipes. D. A backup pump should be provided. Answer:

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