ABB PM820-1

The ABB PM820-1 is a power meter module from ABB’s M4M System series, designed for energy monitoring and power management in industrial and commercial applications. Below are its key technical parameters:

General Specifications:

• Model: PM820-1 (part of the M4M System)
• Type: DIN-rail mounted power meter
• Standard Compliance: IEC 61557-12, IEC 62053-21/22, EN 50470-1/3

Electrical Parameters:

• Nominal Voltage (Un):
  • 3-phase: 3 × 230/400 V AC (phase-to-phase)
  • Single-phase: 230 V AC
• Measurement Voltage Range:
  • 0.7 to 1.2 × Un (continuous operation)
• Current Input:
  • Direct Connection: Up to 6 A (via internal shunt)
  • External CT (Current Transformer): Typically 1 A or 5 A (configurable)
• Frequency Range: 45–65 Hz

Measurement Capabilities:

• Voltage (V): L-N, L-L (per phase & average)
• Current (A): Per phase & neutral
• Active Power (kW, MW): Per phase & total
• Reactive Power (kVAR, MVAR): Per phase & total
• Apparent Power (kVA, MVA): Per phase & total
• Power Factor (PF): Per phase & total
• Frequency (Hz): System frequency
• Energy Measurement:
  • Active Energy (kWh, MWh) (import/export)
  • Reactive Energy (kVARh, MVARh) (quadrant-based)

Accuracy Class:

• Voltage & Current: ±0.5% of reading
• Active/Reactive Power: ±1.0%
• Energy Measurement: Class 1 (IEC 62053-21/22)

Communication & Interfaces:

• Communication Protocols:
  • Modbus RTU (RS-485)
  • M-Bus (optional)
• Pulse Outputs:
  • 2 × S0 Pulse Outputs (for energy pulses, configurable)

Environmental & Mechanical:

• Operating Temperature: -25°C to +55°C
• Storage Temperature: -40°C to +70°C
• Humidity: 5–95% RH (non-condensing)
• Protection Class: IP20 (for indoor use)
• Mounting: DIN-rail (35 mm)

Power Supply:

• Auxiliary Supply (Vs):
  • 24–60 V DC or 100–240 V AC/DC (depending on variant)

Applications:

• Energy monitoring in switchboards, distribution panels, industrial plants
• Power quality analysis
• Integration with ABB M4M, ABB Ability™, or third-party SCADA systems

Annual hot selling advantage products：

ABB PM665、ABB S-073N、ABB S-123H 3BHB030479R0512

First hand source, affordable price. Spot inventory!

•Shipping Port: Xiamen

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

•Package: Original packing with cartons

ABB Hot selling models

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.

Introduction to SAUL ELECTRIC:

SAUL ELECTRIC is a leading supplier specializing in industrial automation PLC modules and control systems. Committed to helping customers improve productivity, reduce downtime, and provide high-quality services and diversified projects.

Main advantages:

1. Integrating multiple renowned brands: SAUL ELECTRIC integrates multiple renowned brands in the field of industrial automation, providing customers with a wide range of product choices and high-quality solutions.
2. Excellent Service: SAUL ELECTRIC is committed to providing customers with excellent service, including professional technical support, fast response, and reliable delivery.
3. Diversified projects: SAUL ELECTRIC has rich project experience and can provide customized solutions to meet the needs of different customers.
4. Professional service team: SAUL ELECTRIC has an experienced professional team that can provide customers with the most effective solutions.

The mission of SAUL ELECTRIC is to help customers improve productivity, reduce downtime, and provide high-quality services and diversified projects. SAUL ELECTRIC is your trusted partner !