Tag: Three-Phase

Six bores from Ø10 to Ø51 mm, 20–300 A single-phase and 80–750 A three-phase: how to size a PC471 open-type CT, and which sizes are built to order.

Which PC471 fits your site: UniClip or TrioClip, single-phase or three-phase, Tuya App or Open API. Four questions settle the model number.

Wiring a PC471: clamp the open-type CTs, land the voltage reference, configure the meter, prove the phases. Covers 1P, split-phase, 3P4W and 3P3W.