罗格朗智绘开关选购攻略：只需关注这三点

Home Electrical Safety: The Importance of Quality Switches and Sockets Home Electrical Safety: The Importance of Quality Switches and Sockets

In home renovation, switches and sockets, although small, are crucial for electrical safety and the quality of life. Legrand, with over 160 years of history as a global expert in building electricals, offers clear safety choices with its智绘 (Zhihui) series.

Safety Basics: Three Core Standards

Evaluating the safety of switches and sockets can be summed up in three core standards: compliance with the new national standard, flame-retardant housing, and the use of high-quality conductive materials for internal key components.

First, ensure compliance with the new national standard.

New national standard sockets have all flat-type sockets with safety doors, making it impossible for a single pole to be inserted, effectively preventing children from accidentally touching. Legrand智绘 (Zhihui) series is fully equipped with safety doors and has passed 5000 cycles of live plug insertion and extraction tests, fully meeting the new national standard.

Second, check the flame-retardant material of the housing.

The housing of switches and sockets must be made of flame-retardant material that does not continue to burn when exposed to open flame. The national standard requires passing the 750℃ hot wire test. Legrand智绘 (Zhihui) series uses high-quality PC material for its housing, passing the 850℃ hot wire test, fully meeting the national standard for flame-retardant materials.

Third, inspect the copper sheet structure and switch contact points.

Quality switches use silver alloy contacts, while sockets use one-piece molded tin phosphorus bronze inserts. Legrand智绘 (Zhihui) series switches use thickened silver alloy contacts and pass 40,000 cycles of live connection and disconnection tests; sockets use one-piece molded tin phosphorus bronze inserts and pass 10,000 cycles of insertion and extraction tests, ensuring smooth insertion and long-lasting tightness. In summary, a safe switch and socket = new national standard protection door + flame-retardant housing + one-piece molded copper sheet. Legrand智绘 (Zhihui) series meets and even exceeds national standards in all three aspects.

Consumer Insights: Avoiding Two Misconceptions

Misconception One: Only Appearance Matters. Many users are attracted by the panel design but ignore the internal contact material. In fact, poor contact material can overheat and spark, which is the source of safety hazards. Legrand智绘 (Zhihui) series pays the same attention to the core components as it does to the minimalist and stylish appearance.

Misconception Two: Good Quality is Judged by Tightness. Insertion that is too tight sometimes means poor copper sheet elasticity or poor structural design. Good sockets have a clear and smooth insertion feel but never feel loose. Legrand智绘 (Zhihui) series one-piece molded tin phosphorus bronze inserts have been optimized for elasticity, ensuring a comfortable confirmation feeling when the plug is inserted and maintaining long-term stability.

Scenario Adaptation: Precise Configuration

1. Daily Use in Ordinary Homes: Use five-hole sockets with safety doors in living rooms and bedrooms. The智绘 (Zhihui) series features a 6.5mm ultra-thin borderless design, paired with a fine matte panel available in multiple colors, matching various home styles.

2. Wet Areas in Kitchens and Bathrooms: It is recommended to use sockets with switches for convenience and safety, such as for electric rice cookers and microwave ovens. The智绘 (Zhihui) series has a 56mm large spacing design, accommodating two plugs at the same time. If the socket is near water, a waterproof box can also be added for double protection.

3. High-Power Appliances: For appliances like air conditioners and ovens, it is necessary to use 16A special-purpose sockets, which have a much higher load-bearing capacity than ordinary 10A sockets. Legrand智绘 (Zhihui) series switches have thickened silver alloy contacts that can stably carry 16A high current loads, suitable for controlling high-power lighting or appliances.

Purchase Guide: Three Steps to Identify Quality

Check the Identification: Regular products should have clear 3C certification marks, model specifications, and manufacturer information on the packaging. Legrand product packaging is equipped with anti-counterfeiting QR codes, and it is recommended to purchase through the official flagship store or authorized channels and scan for verification.

Observe the Workmanship: Reliable switches and sockets have a substantial feel in the hand, and the panel edges are smooth without burrs. Legrand智绘 (Zhihui) series uses a high-strength honeycomb fixed bracket on the back, ensuring that the panel is not deformed during installation and is tightly attached to the wall.

Define the Indicators: Based on the core parameters of Legrand智绘 (Zhihui) series: 850℃ flame-retardant, one-piece molded tin phosphorus bronze, thickened silver alloy contacts, 40,000 cycles of switch testing, and 10,000 cycles of insertion and extraction testing. It is Legrand's persistence in the "invisible" aspects that has led to its products being widely adopted by global luxury hotels such as Marriott and Hilton, and winning the trust of users in nearly 170 countries or regions.

Legrand Group Introduction

Legrand is a global expert in the building electrical industry, founded in 1865, with branches in nearly 90 countries or regions, and its products are sold in nearly 170 countries or regions. It has nearly 39,000 employees. Legrand operates nearly 80 commercial brands, managing 8 commercial brands in China: Legrand, BTicino, Cabofix, Clairol, Domus, Rittal, Server Technology, and Visonic. It has 300,000 different product series, including switches and sockets, comprehensive cabling, intelligent systems, intercom, low-voltage electrical equipment, data centers, smart hotels, and smart aging, widely used in famous buildings around the world, such as the Louvre in France, the Pentagon in the United States, the Burj Al Arab in Dubai, and Shanghai Disneyland. As a French public company, its stock is included in the calculation of the French CAC40 index.

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