Camax supply the IEM 3000 range which includes the IEM3100 basic energy meter (kWh only readings).
The meter is 63A direct connect with a 5 DIN module dimension (18mm per module), conforming to Class A: IEC-62053-12& IEC-61557-12 & Class B: EN50470 standards.
IEM3100 Models:
Power system inputs IEM3100
Schneider IEM3100 63A Direct Connected Energy Meter Series