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PH877D-4X1，PH877D-4X2，PH877D-4X3，PH877D-4X4，PH877D-4X5，功率因數(shù)數(shù)顯表
PH877D-4X6，PH877D-4X7，PH877D-4X8，PH877D-9X1，
PH877D-9X2，PH877D-9X3，PH877D-9X4，PH877D-9X5，
PH877D-9X6，PH877D-9X7，PH877D-9X8，PH877D-DX1，
PH877D-DX2，PH877D-DX3，PH877D-DX4，
PH877D-4X1，PH877D-4X2，PH877D-4X3，PH877D-4X4，PH877D-4X5，功率因數(shù)數(shù)顯表