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Please provide basic information of the electrical system. Please do not use thousand separators.
For 600V and above applications, a step-down transformer is required. Please contact HubbellPQS@hubbell.com
Systems where neutral wire exists can be selected as 4W. 4W connection is needed only when neutral wire currents (harmonics 3rd, 9th, 15th etc.) need to be compensated (3W by default).
If the installation site is at an altitude higher than 1000 m above sea level, please choose the the elevation from the drop-down list. If the elevation is above 3000 m, please make an inquiry to our sales directly.
You can provide a current reference for TDD evaluation in IEE-519.Otherwise the reference is calculated automatically.
Please note that the passive reactive power compensation capacity is assumed fixed.
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