1》线电流=相电流:
I=P/U/√3/cosφ=4/0.38/1.732/0.85≈7.15(A)
2》每相负载的等效复阻抗(△接时):
Z=U/(I/√3)=380/(7.15/1.732)≈92(Ω)
Y接时:
Z=U//√3/I=380/1.732/7.15≈30.69(Ω)
1》线电流=相电流:
I=P/U/√3/cosφ=4/0.38/1.732/0.85≈7.15(A)
2》每相负载的等效复阻抗(△接时):
Z=U/(I/√3)=380/(7.15/1.732)≈92(Ω)
Y接时:
Z=U//√3/I=380/1.732/7.15≈30.69(Ω)