Carlo Gavazzi WM12-96.AV5.3.3.X metro

WM12-96.AV5.3.3.X is a three-phase multifunction power meter of the Italian brand Carlo Gavazzi, designed for panel-mounted electrical parameter monitoring.

WM12-96: Serie di prodotti, standard panel dimension of 96×96mm.

AV5: Input specification

Tensione di linea: 320–800V (nominal 400/660V)

Phase voltage: 185–460V

Attuale: 5(6)A AC (È necessaria una TC esterna)

3: System type = Three-phase (including unbalanced load).

3: Power supply = 18…60V DC.

X: Option = Without RS485 communication (S = With RS485).

Core Functions and Specifications

Measured parameters: Voltaggio, attuale, energia (active/reactive/apparent), fattore di potenza, frequenza, energia, demand, ecc.

Accuracy class:

Voltaggio / Attuale: ±0.5% full scale

Energia: ±1% full scale

Display: 3 groups of 3-digit LED digital tube.

Grado di protezione: Pannello frontale IP65.

Model Variant Examples

WM12-96.AV5.3.D.X: 230VAC power supply, no communication.

WM12-96.AV5.3.3.S: Alimentazione CC, with RS485 communication.

Below is the sorted model list of Carlo Gavazzi three-phase multifunction power meters, divided into Panel Mount WM Series and DIN Rail Mount EM Series.

1. Panel Mount (96×96 mm) WM Series

1) WM12 Series (LED Display, Basic Multifunction)

WM12-96.AV5.3.3.X: 400/660V, 5ATTO, trifase, 18–60VDC, no communication

WM12-96.AV5.3.D.X: 400/660V, 5ATTO, trifase, 230VCA, no communication

WM12-96.AV5.3.3.S: 400/660V, 5ATTO, trifase, 18–60VDC, with RS485/Modbus

WM12-96.AV4.3.3.X: 208–240V, 5ATTO, trifase, DC24V, no communication

2) WM15 Series (LCD Matrix Display, Harmonic Measurement)

WM15-96.AV5.3.3.X: 400V class, 5ATTO, self-powered/auxiliary powered, THD harmonic, Classe 1 accuracy

3) WM20 Series (Modulare, High Accuracy 0.5S Class)

WM20AV53H: 380–690V, 5ATTO, trifase, 100–240VAC/DC, ModBus RTU

WM20AV53M: Stesse specifiche, with M-Bus

WM20AV53P: Stesse specifiche, with Profibus DP

4) WM23-96 Series (High-end Power Quality Analysis)

WM23-96.AV5.3.3.A: 400V, 5ATTO, trifase, 230VCA, basic type

WM23-96.AV5.3.3.AH: With harmonic analysis and alarm output

5) WM40/WM50 Series (Multi-circuit / Large System)

WM40AV53H: Trifase, 600V, 5ATTO, ModBus, extended I/O

WM50-96.AV5.3.3: Massimo. 96-circuit monitoring, multi-channel CT, Modbus TCP/RTU

2. DIN Rail Mount (DIN 35mm) EM Series

1) EM330 Series (Compact Type, 3-module Width)

EM330DINAV53HO1PFB: 400V, 5ATTO, trifase, pulse output, MID certified

EM330DINAV53HS1PFB: 400V, 5ATTO, trifase, RS485/Modbus, MID certified

EM330DINAV53HM1PFB: 400V, 5ATTO, trifase, M-Bus, MID certified

2) EM340 Series (Direct Connection 65A, Self-powered)

EM340DINAV23XS1X: 208–400V, direct 65A connection, trifase, self-powered, RS485

EM340DINAV23XO1X: 208–400V, direct 65A connection, trifase, self-powered, pulse output

3) EM530/EM540 Series (New Generation, MID Certified)

EM530 (5A CT Input)

EM530DINAV53XO1PFB: 400V, 5ATTO, trifase, pulse output, MID certified

EM530DINAV53XS1PFB: 400V, 5ATTO, trifase, RS485/Modbus, MID certified

EM540 (Direct Connection 65A)

EM540DINAV23XO1PFB: 400V, direct 65A connection, trifase, pulse output, MID certified

EM540DINAV23XS1PFB: 400V, direct 65A connection, trifase, RS485/Modbus, MID certified

4) EM24 E1 Series (Ethernet, High-end Analysis)

EM24E1DINAV53: 400V, 5ATTO, trifase, ModBus TCP/IP, MID certified, analisi armonica

3. Model Naming Rule (Quick Reference)

Take WM12-96.AV5.3.3.X as an example:

WM12-96: Serie + panel dimension (96×96 mm)

AV5: Voltage/current specification (AV5=400/660V, 5ATTO)

3: Sistema (3=Three-phase)

3: Alimentazione elettrica (3=18–60VDC; D=230VAC; X=Self-powered)

X/S: Comunicazione (X=None; S=RS485/Modbus)