A and B models

From Wiki

Smart energy meters

ABB smart energy meters technical information

Energy meter manufacturer Type Power supply (V) Supported model for DLB* Supported model for Solar* MID certified 1/3 phase Connection Direct Connection Rating Value Datasheet
ABB series A A41
230 V Yes No Yes 1 phase Direct 80 Amps A41-112-100
A42
230 V Yes No Yes 1 phase CT (1 or 5 Amps) NA A42-111-100
A43
400 V Yes No Yes 3 phases Direct 80 Amps A43-113-100
A44
400 V Yes No Yes 3 phases CT (1 or 5 Amps) NA A44-113-100
ABB series B
B21
230 V Yes No Yes 1 phase Direct 65 Amps B21-311-100
B23
400 V Yes No Yes 3 phases Direct 65 Amps B23-111-100
B24
400 V Yes No Yes 3 phases CT (1 or 5 Amps) NA B24-111-100

ABB meters wiring:

Powering the energy meter

To correctly connect smart energy meter to power source: