ABB IEMMU21

ABB IEMMU21 Monitoring Unit

The ABB IEMMU21 is an Energy Metering and Monitoring Unit designed for electrical power measurement and energy management in industrial and commercial applications.

 

·Tara(Sales Director)

·Tel: + 86-13806028623

·Whatsapp:+86-13806028623

·Email: ydf8801@163.com

·Ship to you via ·DHL/TNT/UPS/EMS/Fedex

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Description

ABB IEMMU21

The ABB IEMMU21 is an Energy Metering and Monitoring Unit designed for electrical power measurement and energy management in industrial and commercial applications. Below are its key technical parameters:

General Specifications:

  • Model: IEMMU21
  • Type: DIN-rail mounted energy meter
  • Application: Active/reactive energy measurement, power quality monitoring

Electrical Parameters:

Power Supply:

  • Voltage Range:
    • AC Supply: 100–240V AC (50/60 Hz)
    • DC Supply (optional): 24–48V DC
  • Power Consumption: Typically < 5VA

Measurement Inputs:

  • Voltage Input:
    • Rated Voltage (Un): 230/400V AC
    • Measuring Range: 50–480V AC
  • Current Input:
    • Rated Current (In): 5A (via CTs)
    • Measuring Range: 0.1–6A (direct input) or higher with CTs

Measurement Accuracy:

  • Active Energy (kWh): Class 1.0 (IEC 62053-21)
  • Reactive Energy (kvarh): Class 2.0 (IEC 62053-23)
  • Voltage/Current: ±0.5%
  • Power/Energy: ±1%

Mechanical & Environmental:

  • Mounting: DIN-rail (EN 60715)
  • Dimensions: ~ 90mm (W) × 70mm (H) × 60mm (D)
  • Protection Class: IP20 (indoor use)
  • Operating Temperature: -25°C to +55°C
  • Humidity: 5–95% RH (non-condensing)

Main Brand:

ABB        Allen-Bradley       Alstom       Bently       Emerson        Foxboro

GE           Schneider              MOOG         HIMA          Woodward    Honeywell 

 

First hand source, affordable price. Spot inventory!

•Shipping Port: Xiamen

•Ship to you via Fedex/DHL/TNT/UPS/EMS

•Package: Original packing with cartons

3BHE014070R0101 PPC905AE101     3BHE006412R0101 UFC762AE101       3BE021083R101 XVC770BE101  
3BHE0070R0101 XVC768AE101       3BHE005555R0101 LDSYN-101        3BHB006621R0103 UAC375AE103 
3BHB007211R0101 XVC768AE101      3BHB007211R0117 XVC768AE117       3BHE006373R0101 XVC769AE101

What is a DCS?

A Distributed Control System (DCS) is a sophisticated, computer-based control system designed to automate, monitor, and manage complex industrial processes. It is widely used in large-scale industrial facilities such as refineries, power plants, chemical plants, and paper mills, where precision, reliability, and scalability are critical.

How Does a DCS Work?

A DCS is composed of several interconnected components that work seamlessly to ensure efficient process control. Here’s a breakdown of its key elements:

  1. Controllers:
    These are the “brains” of the system. Controllers receive data from sensors, process it using pre-programmed logic, and send output signals to actuators to maintain optimal process conditions.
  2. Sensors:
    Sensors act as the “eyes and ears” of the system, measuring critical physical parameters such as temperature, pressure, flow rate, and level. This real-time data is essential for accurate control.
  3. Actuators:
    Actuators are the “muscles” of the system. They execute physical actions based on controller commands, such as opening/closing valves, starting/stopping motors, or adjusting dampers.
  4. Operator Stations:
    These serve as the human-machine interface (HMI), allowing operators to monitor the process, adjust setpoints, and troubleshoot issues. Modern DCS systems often feature intuitive graphical interfaces for ease of use.
  5. Communication Network:
    The backbone of the DCS, this network connects all components, enabling seamless data exchange and coordination. It ensures that every part of the system works in harmony, even across large industrial sites.

Why is a DCS Important?

  • Centralized Control with Distributed Execution: A DCS allows for centralized monitoring while distributing control functions across multiple controllers, reducing the risk of system-wide failures.
  • Scalability: It can easily expand to accommodate growing operational needs.
  • Reliability: Redundant systems and fail-safes ensure continuous operation, even in critical environments.
  • Efficiency: Optimizes processes, reduces waste, and improves overall productivity.

About Us

Xingchuang Ronghe (Fuzhou) Electrical Equipment Co., Ltd. is a professional company specializing in international trade. We have rich industry experience and extensive customer resources, and can provide personalized trade solutions for customers.

Our advantages are mainly reflected in the following aspects:

  1. Product diversification: We represent a wide range of products that can meet the needs of different customers.
  2. Service specialization: We have a professional team that can provide customers with comprehensive services.
  3. Diversified channels: We have established long-term and stable cooperative relationships with multiple domestic and foreign enterprises, and can provide customers with various trade channels.
  4. Price advantage: By optimizing the supply chain and reducing costs, we are able to provide customers with competitive prices.

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