NVQ L4 Refrigeration & AC Practice Questions - Sri Lanka NVQ Level 4 Refrigeration And Air Conditioning Technician Written Examination Exam

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A three-phase, star-connected system has a measured line-to-line voltage of 400 V. What is the approximate phase voltage of this system?

230 V 115 V 400 V 690 V

Correct Answer:

230 V

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