Maximum Current (A): The maximum current in Amperes (A) that the device can withstand or measure. Choose based on the overall safety of your electrical panel.
CT / Clamp: Indirect measurement with external clamps around the cables, without cutting or stripping. It offers quick and completely safe installation without power interruption.
Direct: Direct measurement, where the supply cables are screwed directly into the device. It offers top accuracy without the need for external clamps.
Number of Elements: Determines the width of the device. It helps you accurately calculate how much available space the instrument needs inside the panel.