MULTILIN P4A-120 motor protection relay

MULTILIN P4A-120 motor protection relay

Product Details Introduction

The Multilin P4A-120 is a motor protection relay designed to provide protection and control functions for motors. This relay focuses on the safety and reliability of motors, and can monitor and protect motors from various electrical and mechanical faults. The following is detailed information about the Multilin P4A-120 motor protection relay, including its functions, features, and application areas.

Main functions and features

Motor protection function

Overload protection: Provides overload protection for the motor by monitoring the motor current to prevent damage caused by prolonged overload.

Short circuit protection: Quickly detect and respond to short circuit faults in the motor circuit, protecting the motor and its connected circuits.

Phase loss protection: Monitor the phase status of the power supply to prevent the motor from operating under phase loss or unbalanced power conditions.

Overvoltage/undervoltage protection: detects changes in the motor supply voltage and provides overvoltage and undervoltage protection.

Overheating protection: Monitor the temperature of the motor to prevent damage caused by overheating.

Monitoring function

Real time data monitoring: Provides real-time motor operation data, including current, voltage, and power, to help users understand the motor status.

Fault record: Record fault events and operating history for easy fault analysis and maintenance.

control function 

Start/Stop Control: Supports remote start and stop operations of motors, enhancing the level of system automation.

Timed control: supports timed start and stop, optimizes motor running time, and improves system efficiency.

Communication ability

Remote monitoring: Remote monitoring and control are achieved through supported communication protocols such as Modbus, Profibus, Ethernet/IP.

Data integration: Provides functionality for integration with other systems, facilitating data transmission and system management.

user interface

Display screen: equipped with LCD screen, displaying real-time data and system status, user-friendly.

Operating Interface: An intuitive interface that simplifies the setup and debugging process.

Environmental adaptability

Industrial grade design: Complies with industrial grade protection standards and can operate stably in harsh environments.

Environmental resistance: Adapt to different working environment temperature and humidity conditions.

Security function

Protection circuit: Built in protection circuit to prevent damage to relays caused by overcurrent and overvoltage.

Isolation function: Provides input and output isolation to ensure the safety and stability of the system.

application area 

industrial automation 

Motor protection: Used for motor protection in various industrial automation applications to ensure the stable operation of production equipment.

Equipment monitoring: Monitor the status of motors and related equipment to optimize the production process.

Power system

Power plants and substations: Protect motor equipment in power plants and substations to ensure the safety and reliability of the power system.

Distribution network: Protect the motor equipment in the distribution network and prevent power interruption caused by faults.

Water treatment facilities

Pump and fan control: Protect pumps and fans in water treatment facilities to ensure the normal operation of the water treatment process.

Equipment monitoring: Real time monitoring of the status of water treatment equipment, timely detection and handling of faults.

Building Management

HVAC system: used in building HVAC systems to protect motors and ensure stable operation of the system.

Automation control: Provide motor protection and control functions in building automation systems.

traffic system

Rail transit: Protecting motor equipment in the rail transit system to ensure the safe operation of the transportation system.

Signal control: Used for motor protection and control of traffic signal equipment.

Product advantages

Comprehensive protection: Provides multiple motor protection functions to ensure the safe operation of the motor.

High performance: high-precision monitoring and fast response, improving system stability and reliability.

Remote control: supports remote monitoring and control, facilitating system management and maintenance.

User friendly: The intuitive user interface and display screen simplify the operation and debugging process of the device.

Industrial grade design: meets industrial standards, has environmental resistance, and adapts to harsh working conditions.

technical parameter

Power Supply Voltage: Supports various power input ranges and adapts to different power systems.

Measurement accuracy: High precision current and voltage measurements ensure the accuracy of protection functions.

Communication interface: Provides multiple communication interfaces, supports data transmission and system integration.

Work environment: Designed for industrial environments, with environmental resistance and adaptability to different temperature and humidity conditions.

The Multilin P4A-120 motor protection relay, with its various protection functions and advanced control capabilities, can effectively improve the operational efficiency and reliability of the motor system.

Product image

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