Victron Energy Meter EM540 - 3 phase - max 65A/phase

This pair of Zigbee converters is to wirelessly connect an Energy Meter to a GX Device.

You will require both products to connect the Energy Meter to a GX Device

Zigbee to USB converter, DRF2658C, DTK (NEEDED AS WELL, NOT INCLUDED P/N: ASS300420200) Link to the product: https://createenergy.co.za/home/567-victron-zigbee-to-usb-converter-converter-wireless-for-et112-et340-em24-energy-meters-to-gx-device-8719076048275.html
Zigbee to RS485 converter, DRF2659C, DTK (THIS PRODUCT, P/N: ASS300420100)

Victron Energy Energy Meter VM-3P75CT

Energy Meter 3P offers faster measurements allowing three phase ESS (Energy Saving Systems) to respond more quickly. Featuring split-coil transformers for current measurement, rather than having to be wired in series with the distribution board, the new Energy Meter saves significantly on the installation time. Units are supplied with Current Transformers. (This product is not yet available to order, but coming soon).

Victron Anti-Islanding Relay Ziehl UFR1001E 63A single and three phase

The Anti-Islanding Box 63A single and three phase is a combination of an anti-islanding device, the Ziehl UFR1001E, two in-line contactors and main circuit breaker. It is suitable for both single phase or 3 phase systems. It is rated up to 63A per phase and all parts are conveniently housed in an IP65 rated enclosure.