SPD-20-240P Product Overview

Introduction

The SPD-20-240P is a surge protection device designed to safeguard electrical and electronic equipment from transient overvoltage events. This entry provides a comprehensive overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The SPD-20-240P belongs to the category of surge protection devices and is primarily used to protect sensitive equipment from voltage surges caused by lightning strikes, power grid switching, or other electrical disturbances. It is commonly employed in industrial, commercial, and residential settings to prevent damage to electronic devices, control systems, and communication networks.

Characteristics

• Voltage Rating: 240V
• Protection Level: Up to 20kA
• Mounting Type: DIN rail mountable
• Response Time: Less than 25 nanoseconds
• Operating Temperature: -40°C to 80°C
• Housing Material: Flame-retardant thermoplastic
• Status Indication: Visual and remote monitoring options available

Package Essence and Quantity

The SPD-20-240P is typically packaged individually and includes the surge protection device along with installation instructions and necessary mounting hardware.

Specifications

• Maximum Continuous Operating Voltage (MCOV): 200V
• Nominal Discharge Current (In): 10kA
• Maximum Discharge Current (Imax): 20kA
• Protection Modes: L-N, N-PE, L-PE
• Certifications: UL 1449 4th Edition, IEC 61643-11, CE

Detailed Pin Configuration

The SPD-20-240P features a compact design with clearly labeled input and output terminals for easy installation. The detailed pin configuration includes connections for line, neutral, and ground conductors, ensuring proper integration into the electrical system.

Functional Features

• Multi-Stage Protection: Provides comprehensive protection against transient overvoltages.
• Thermal Disconnect Device: Automatically disconnects the SPD in case of failure or end-of-life condition.
• Remote Signaling: Allows for remote monitoring of the device's status.
• Replaceable Modules: Modular design facilitates easy replacement of damaged components.

Advantages and Disadvantages

Advantages

• Effective protection against transient overvoltages
• Compact and easy to install
• Remote monitoring capability
• Replaceable modules for cost-effective maintenance

Disadvantages

• Limited to specific voltage and current ratings
• May require professional installation in certain applications

Working Principles

The SPD-20-240P operates on the principle of diverting excess surge energy away from the protected equipment and safely dissipating it to the ground. When a surge occurs, the device rapidly clamps the voltage to a safe level, preventing damage to downstream equipment.

Detailed Application Field Plans

Industrial Applications

• Protecting PLCs, motor drives, and control systems in manufacturing facilities
• Safeguarding sensitive instrumentation and automation equipment in process industries

Commercial Applications

• Shielding electronic cash registers, POS systems, and data centers from power surges
• Securing HVAC controls, lighting systems, and security equipment in commercial buildings

Residential Applications

• Safeguarding home entertainment systems, computers, and smart home devices
• Protecting garage door openers, appliances, and electrical panels in residential settings

Detailed and Complete Alternative Models

• SPD-30-480P: Higher voltage rating for industrial applications
• SPD-10-120P: Lower voltage rating suitable for residential and light commercial use
• SPD-40-600P: Enhanced surge handling capacity for critical equipment installations

In conclusion, the SPD-20-240P surge protection device offers reliable protection against transient overvoltages across various applications, making it an essential component in ensuring the longevity and reliability of electrical and electronic systems.

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