Enel X Waybox Pro Installer Manual page 58

REV.2 - 03/2023
5. Connections.
STANDARD VERSION
The "split core"
transformer has a
window opening of
10mm/0.39"
THREE-PHASE measurement:
with "split core" amperometric transformers for current measurement, to be connected
with the black wires in common on the "Com" terminal and the white wires on the respective
"Ir", "Is" and "It" terminals as per wiring diagram.
The voltage is measured between terminals "R" and "N", "S" and "N", "T" and "N".
T" and "N" are also used for the single-phase power supply of the device
"Split core" transformers:
To be applied on the cables of the 3 phases, as per the wiring diagram beside. Pay attention
to the "K → L" marking on the transformers themselves.
Pay attention to the terminals for connecting the current transformers which refer to the
primary circuit.
The amperometric transformers must be wired and used inside the electrical panel that
ensures their isolation from the user.
Waymeter can only be used with the current transformers supplied. Replacement with
58
It is recommended to
install one circuit breaker
3P+N with a fuse (max
6A) for each phase,
for protection of the
electrical circuit.
The Circuit Breaker must
be marked as Waymeter
disconnecting device.