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Users Manual
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3-Ф Wye
Example: Also called “Star” or four-wire connection.
Typical commercial building power.
hcf045.eps
Energy Study
hcf046.eps
Load Study (no voltage measurement)
3-Ф Wye IT
The logger has a galvanic isolation between the voltage
inputs and ground based signals like USB and mains
input.
Example: Industrial power in countries that use the IT
(Isolated Terra) system, such as Norway.
hcf047.eps
Energy Study
hcf048.eps
Load Study (no voltage measurement)
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