1742/1746/1748 Users Manual Supplement Change #1, On page 28, replace the Note with: Note Most power quality standards, such as EN 50160, 9, GOST 33073 refer to IEC 61000-4-30 Class A measurement methods that require Harmonic Sub- Groups. Under examples replace the first paragraph with:...
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Manual Supplement 1742/1746/1748 Users 4. Connect the test leads with the voltage measurement inputs: Connect A/L1 with one input of the power supply. Connect N with the second input of the power supply. Connect A/L1 with one input of the power supply.
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Manual Supplement 1742/1746/1748 Users For measurement connection to the Logger (see Figure 7A): Figure 7A: Measurement connection to the Logger 8/18...
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1742/1746/1748 Users Manual Supplement To supply power to the Logger from installations with neutral voltage (see Figure 7B): Figure 7B: Measurement with neutral voltage and supplying instrument power. Note On single-phase systems, use the set of 1.5 m test leads (item 8 in Figure 7).
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Manual Supplement 1742/1746/1748 Users To supply power to the Logger from installations without neutral voltage (see Figure 7C): Figure 7C: Measurement without neutral voltage and supplying instrument power. Note On single-phase systems, use the set of 1.5 m test leads (item 8 in Figure 7).