Front view of the MMX 313 meter

MD PREPAID (CT Rated) Meter with Fiber-Base Meter Box

A complete metering solution that combines a reliable MD meter with a durable fiber-based meter box. Designed for safety, durability and efficient operation in both indoor and outdoor environments.

  • MD metering
  • CT rated
  • Fiber meter box
  • IP44
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Product Overview

Reliable metering for modern utility needs

The MD Prepaid (CT Rated) Meter with Fiber-Based Meter Box is engineered to deliver accurate maximum demand measurement with long-lasting performance. The meter is housed in a high-quality fiber-reinforced enclosure that offers excellent strength, corrosion resistance and protection against harsh weather conditions.

The meter box features a smart dual-compartment design, with the meter in the upper section and the current transformer (CT) plus test terminal block (TTB) in the lower section. This setup improves safety, simplifies maintenance and ensures easy access for testing without disturbing the meter.

  • Advanced metering

    Advanced MD measurement and reliable data

  • Durable enclosure

    Fiber-reinforced, weather resistant and corrosion proof

  • Safe & efficient

    Dual-compartment design for better maintenance and security

Key Features and Capabilities

  • MD (Maximum Demand) metering

    Measures and records maximum demand for accurate billing and load management.

  • Prepaid operation

    Supports prepaid billing mode with reliable metering and data storage.

  • Fiber-based meter box

    Strong, weather-resistant and designed for long-term outdoor use.

  • Tamper protection

    Detects tampering attempts and ensures system integrity.

  • CT rated

    Compatible with current transformers for high current applications.

  • Test terminal block

    Allows safe and easy access for testing and maintenance.

  • IP44 protection

    Protected against dust and splashing water, suitable for outdoor installation.

  • Pole mounted

    Designed for secure and stable pole installation.

Front view of the MMX 313 meter

Meter display

Full MD meter view

Open fiber-based meter box

Fiber-based Meter Box

Opened meter box with no MD meter

Closed fiber-based meter box

Fiber-based Meter Box

Closed meter box after installation

Installed meter inside the fiber-based enclosure

Installation view

In real-world deployment

Technical Specifications

Meter type
Three-phase, 4-wire
Rated voltage
3 × 230/400V
Current rating (CT)
Three-5(100A CT rated)
Frequency
50Hz
Accuracy class
Class 1.0
Maximum demand
Yes
Tariff
Prepaid (MD)
Load control
Dual relay (live & neutral)
Remote reading
Supported
Communication module
Optional (e.g. GPRS/4G)
Protocols
Modbus RTU / DLMS (as applicable)
UIU compatibility
Supported
Tamper detection
Yes
Enclosure protection
IP44
Surge protection
Yes
Supply voltage
3 × 230/400V
Display type
LCD digital display
Energy measurement
Active energy (kWh)
MD measurement
Yes
Data storage
Non-volatile memory
Real-time clock
Yes
Event logs
Tamper & system events
Records
Load profile, demand, usage
Meter interface
RS485 (Modbus)
Operating temp.
-25°C to +70°C
Storage temp.
-40°C to +85°C
Humidity
95% (non-condensing)
Backup battery
Optional (as required)
Dimensions (H × W × D)
~480 × 250 × 180mm
Weight
8–12kg (approx.)
Mounting
Pole mounted
Enclosure material
SMC (fiber reinforced)

Ready to power your next project?

Purchase the MD PREPAID (CT Rated) Meter with Fiber-Base Meter Box or request more information from our team.

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