UNI-T UT233 Specifications download pdf (Page 17)

Model UT233: OPERATING MANUAL

Insert red test leads to V1 input terminal.

Insert blue test leads to V2 input terminal

Insert black test leads to V3 input terminal and

connecting it to every live wire of the 3 phase.

Figure 5

Red

Blue

Yellow

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UNI-T UT233 Specifications Page 17