Valhalla 2300, Руководство по эксплуатации

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AN107 Minimizing Error Sources Using Three-Wire Connections
Figure 1. Three-wire Digital Power Analyzer
Figure 2. Digital Power Analyzer Error Sources
Figure 3. Error Source Reduction
Figure 4. Measuring Power Loss in Connecting Leads
AN108 Measuring Single-Phase Three-wire Power
Figure 1. Single-phase Three-wire Power
Figure 2. Single-phase Three-wire Connections
Figure 3. Alternate Single-Phase Three-wire Connections