Alarm System Classification: Why is Grade Important?

Alarm System Classification: Why is Grade Important?

When choosing an alarm system to protect your home or business, you often come across terms like "Grade 2" or "Grade 3" systems. But what exactly do these classifications mean, and why are they so important? In this blog post, we'll delve into the different Grade classifications of alarm systems so you can make an informed decision.

Alarm systems are classified according to the European standard EN 50131, which sets out requirements for intruder and hold-up alarm systems. This classification – the Grade – essentially indicates how resistant the system is to deliberate intrusion attempts and what level of protection it provides. The higher the Grade number, the stricter the requirements for the system's design, installation, and maintenance, and the better the protection it offers.

Grade 1: These basic systems are recommended for low-risk locations where intruders are not expected to have special knowledge or tools. They are typically used in private homes or smaller offices where only simpler intrusion attempts need to be detected.

Grade 2: This is the most common category for residential and small commercial use. Such systems can detect low-risk intruders who may have some experience and basic tools. For example, if someone tries to tamper with sensors or disable the system. Grade 2 systems already include tamper protection and more advanced sensors.

Grade 3: Grade 3 systems are designed for medium-to-high-risk locations where intruders are expected to have significant knowledge and specialized tools. This includes, for example, banks, jewelry stores, pharmacies, or other businesses storing valuable goods. These systems are extremely resistant to sabotage and have complex protection features, such as multiple detection zones and advanced communication protocols.

Grade 4: This is the highest security level, used in very high-risk environments such as military facilities, data centers, or museums, where intruders are presumed to be using advanced technology and acting in an organized manner. Grade 4 systems are exceptionally resistant to all forms of tampering, sabotage, or disguise attempts and meet the strictest security standards.

It's important to understand that choosing the appropriate Grade depends not only on cost but also on the value of the property to be protected, the level of risk, and insurance requirements. It is always advisable to consult a professional who can assess your specific needs and help you choose the ideal alarm system category.