Selec Energy Meter | MFM383A & MFM384 Energy Meters

IndMALL Automation presents the Selec Energy Meter lineup, offering precision in energy measurement across various electrical systems. Compatible with single and three-phase connections, these meters provide detailed voltage and current monitoring from 11V to over 500kV. Each model features a robust design, equipped with digital displays ranging from six to eight digits for clear, immediate data reading. High measurement accuracy, coupled with advanced functionality like dual source input, Modbus communication, and programmable CT/PT ratios, makes these meters versatile for diverse industrial applications.

Selec Energy Meter: EM306

Voltage Measurement Range: 11 to 300V (L-N), 19 to 519V (L-L).
LED Display: 1 row of 6 digits for clear visibility.
7 Segment LED Display type with a display configuration of 6 Digits. Electrical Connection options include 3Ø – 3W, 3Ø – 4W, 2Ø – 3W, 1Ø – 2W.Type of Output: Pulse Output.
Maximum Power Consumption: 8VA.
CT Primary adjustable from 1/5A to 10kA; programmable for any value.
PT Primary ranging from 100V to 500kV; PT Secondary from 100V to 500V AC.
Supply Voltage/D.G Sensing from 85 to 270V AC (45/65Hz).
Size and Mounting: 96 x 96mm, Panel Mount.

Energy Meter Selec: EM368

Display Type: Features an LCD with Backlight for clear visibility.
Display Configuration: Utilizes an 8-Digit display.
Connectivity: Supports pulse output, RS485, and Modbus RTU communication.
Electrical Connection: Compatible with 3Ø – 3W, 3Ø – 4W, 2Ø – 3W, 1Ø – 2W systems.
Current Transformer (CT) Specs: Primary can be programmed from 1/5A to 10kA; Secondary for currents over 5A requires an external CT.
Potential Transformer (PT) Specs: Primary voltage from 100V to 500kV and Secondary from 100 to 500V AC (L-L), both programmable.
Supply Voltage: Operates on 85 to 270V AC (45/65 Hz).
Mounting Type: Panel Mount with a size of 96 x 96mm.

Selec Energy Meter MFM383A:EM2M

Voltage Measurement: Can measure voltages from 176 to 276V AC.
Current Measurement: Direct current measurement capability up to 100A.
High Accuracy: Offers high accuracy with ±0.5% for voltage and current, 0.1% for frequency, 0.01% for power factor, 1% for power, Class 1 for active energy, and Class 2 for reactive energy.
Outputs: Features two pulse outputs that can be configured for import/export energy measurement.
Communication: Includes RS485 Modbus communication, with an Mbus variant available.
Display: Uses an LCD with backlight, displaying data across 7 digits.
Mounting: Designed for Din Rail mounting, size 35 x 90mm.
Power Consumption: Maximum of 8VA.

Selec Energy Meter MFM384

Voltage Measurement: Capable of measuring from 85 to 285V (L-N) and 120 to 494V (L-L).
Current Measurement: Direct measurement up to 100A with dual-input capability.
Outputs: Features two pulse outputs that are configurable for import/export energy measurement.
Display: Utilizes an LCD with backlight, showing 1 row of 4 digits and 2 rows of 7 digits.
Power Consumption: Maximum of 4VA.
Mounting Type: Designed for Din Rail mounting, with dimensions of 70 x 90mm.
Additional Features: Includes D.G. sensing, self-powered setup, multifunction parameter monitoring, and bi-directional energy measurement capabilities.

IndMALL Automation presents the Selec Energy Meters from the Pro Series, engineered for precise energy monitoring. These meters are suitable for both single phase and three phase systems, offering configurations that include variants with pulse outputs, and optional RS485 Modbus RTU communication. Additionally, direct measuring energy meters in this series can handle connections up to 100A and are available with both MID and CE certifications. Designed to integrate seamlessly into industrial setups, Selec’s meters ensure compliance and enhanced performance through reliable energy data management. This series embodies a commitment to technological advancement and operational efficiency, making it a robust choice for comprehensive energy monitoring.

Frequently Asked Questions

What is energy meter used for?

An energy meter is an electrical device used to measure the amount of electrical energy consumed by a residence, business, or an electrically powered device. It records the consumption over a specified period, typically in kilowatt-hours (kWh), providing essential data for monitoring and billing purposes.

How is energy meter calculated?

Energy meters calculate consumption by continuously measuring the instantaneous voltage and current to determine electrical power in watts. This power is then integrated over time to calculate the total energy used, typically expressed in kilowatt-hours (kWh) or joules. This method allows for precise tracking of electricity usage for billing and monitoring purposes.

How do you calculate kWh of an energy meter?

To calculate the kilowatt-hours (kWh) used by an appliance, multiply the power consumption in kilowatts (kW) by the number of hours the appliance is in operation. For example, if an appliance uses 0.5 kW and runs for 3 hours, it will consume 1.5 kWh of energy. This formula helps track energy usage effectively.