ESD & Antistatic Standards Guide
Saving on ESD clothing means saving in the wrong place. A single microchip destroyed by electrostatic discharge can render an entire production batch unusable or – even worse – lead to a field failure if the device is already with the end customer.
Discover suitable multi-standard workwear nowImportant Standards at a Glance
For protective clothing to be considered safe, it must undergo strict testing procedures. Here are the relevant standards:
The most important standard for **ESD protection**. It defines requirements for working in EPA (Electrostatic Protected Areas) to protect components from discharge.
The standard for **antistatic clothing**. It ensures that no ignitable sparks are generated. Mandatory in ATEX zones (gas/dust).
Describe the measurement methods: surface resistance (-1) and the decay behavior of the charge (-3) in the fabric.
Important if ESD clothing is also used in **cleanrooms** to minimize particle emissions.
The Direct Comparison
| Property | EN 1149 (Antistatic) | IEC 61340 (ESD) |
|---|---|---|
| Protection Focus | Human & Environment (Explosion) | Electronic Component (Defect) |
| Resistance | Low Resistance (Dissipation) | Defined Range (Control) |
| Application Area | Chemical, Gas Stations, Pharma | Electronics Assembly, Semiconductor |
Frequently Asked Questions about the Standards
Not necessarily. EN 1149-5 is designed to protect against sparks. In electronics manufacturing, **IEC 61340-5-1** is absolutely essential, as it has stricter limits for discharge speed (ESD).
The clothing is tested in laboratories at 25% humidity. This measures how quickly a static charge is "absorbed" or dissipated by the fabric.
High-quality Masterwear clothing is often **dual certified**. This means it protects both employees in ATEX zones and sensitive electronics in the workplace.
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