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Calculate: i) Efficiency and Voltage Regulation at full load 0.8 PF. ii) Efficiency at 25% load at unity PF.
written 6.2 years ago by | modified 24 months ago by |
Subject: Electrical Machines II
Topic: Single Phase Transformers
Difficulty: High
5KVA, 200/400V, 59Hz single phase transformer gave following test results
OC Test 200V 0.9A 60W (LV Side)
SC Test 10V 6A 22W (HV Side)
Calculate:
i) Efficiency and Voltage Regulation at full load 0.8 PF.
ii) Efficiency at 25% load at unity PF.
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