Solutions · Hazardous Area
Hazardous Area Solutions
Wellsites, dusty process halls, chemical plant. Specifying the wrong protection type means the motor cannot be installed — and the North American Class/Division system and the international Zone system are not directly interchangeable.
Explosion Protection Types
Quick reference
| Type | Marking | Principle | Applicable Zone |
|---|---|---|---|
| Flameproof | Ex d | Enclosure contains an internal explosion without transmitting it | Zone 1 |
| Increased safety | Ex e | Construction prevents sparks and arcs arising | Zone 1/2 |
| Pressurised | Ex p | Internal overpressure keeps the atmosphere out | Zone 1 |
| Intrinsic safety | Ex i | Energy limited below the ignition threshold | Zone 0/1 |
| Non-sparking | Ex n | No sparking under normal operation | Zone 2 |
Certification Matrix
Which certification applies where
ATEX
The EU explosion-protection directive, 2014/34/EU. Legally mandatory within the EU — an IECEx certificate does not substitute for it.
IECEx
International scheme with mutual recognition across 30+ countries. Accepted in Australia.
NEC Class/Division
The North American system. US mining installations additionally require MSHA certification.
LEADGO Explosion-Proof Products
The explosion-proof range
Unsure which protection level your installation needs?
The selection tool matches by industry and equipment