Three-phase electric energy meter MCX4-30XCT-400V series
DIN railpulse outputwith built-in communication

Three-phase electric energy meter - MCX4-30XCT-400V series - Lettel - DIN rail / pulse output / with built-in communication
Three-phase electric energy meter - MCX4-30XCT-400V series - Lettel - DIN rail / pulse output / with built-in communication
Three-phase electric energy meter - MCX4-30XCT-400V series - Lettel - DIN rail / pulse output / with built-in communication - image - 2
Three-phase electric energy meter - MCX4-30XCT-400V series - Lettel - DIN rail / pulse output / with built-in communication - image - 3
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Characteristics

Type
three-phase
Assembly
DIN rail
Other characteristics
pulse output, with built-in communication, with current transformer, multi tariff, RS-485, Modbus, Modbus RTU
Voltage

Max.: 400 V

Min.: 400 V

Primary current

Max.: 5 A

Min.: 1 A

Description

Summary
Three-phase 400V Modbus energy meter for connection via current transformers (CT). Suitable for monitoring and energy management of high-power installations.

Features
  • Electrical:
    • Three-phase 400V network
    • Connection via current transformer (CT)
    • Single, dual and four-tariff options
    • Powered from three-phase 400V supply
  • Communication:
    • Modbus RTU (RS485)
    • Pulse output
    • Clear interface and intuitive menu
  • Physical:
    • DIN-rail mounting
    • Enclosure width: 4 modules (72 mm)

Benefits / Applications
  • Monitoring of main low-voltage switchboards, workshops, production lines and distribution panels.
  • Centralized energy supervision: facilitates consumption analysis, drift detection and optimization of electrical performance.
  • Suitable for multi-tenant buildings, shopping centers, warehouses and technical facilities requiring accurate energy tracking.

Functions
  • Multi-parameter measurements: total active energy (import/export), total reactive energy (import/export)
  • Voltage, current and frequency measurements
  • Active, reactive and apparent power measurements
  • Power factor
  • Voltage and current harmonic distortion
  • Maximum and average demand
  • Declared accuracy class: 1/B

Standards & Safety
  • Sealable terminal covers to prevent electrical risks and tampering
  • Compliance: CE, RoHS, REACH
  • Applicable standards: IEC61000-4-2/3/4/5/6/8/11, IEC61010-1, IEC62052-23, IEC62053-22, IEC61557-12, IEC60068

Variants and order codes
Order code | Max current | Tariff options | Stock status
MCX4-300CT-400V | CT /1A or /5A | Single | in stock
MCX4-302CT-400V | CT /1A or /5A | Dual | out of stock
MCX4-301CT-400V | CT /1A or /5A | Four | out of stock

Available documents
  • MCX meter range (overview)
  • Full product manual
  • Modbus RTU register map

Technical specifications
  • Product type: three-phase energy meter for connection via current transformers (CT)
  • Supply: three-phase 400V
  • CT inputs: compatible with 1A or 5A secondary depending on variant
  • Communication: Modbus RTU (RS485), pulse output
  • Format: DIN-rail mounting, width 4 modules (72 mm)
  • Accuracy class: 1/B
  • Measured functions: active/reactive energy (import/export), voltages, currents, frequency, powers, power factor, harmonics, demands
  • Safety: sealable terminal covers
  • Compliance: CE, RoHS, REACH
  • Standards: IEC61000-4-2/3/4/5/6/8/11, IEC61010-1, IEC62052-23, IEC62053-22, IEC61557-12, IEC60068

Other Lettel products

Electric energy meters

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.