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Explosion-Proof (Ex d) Distribution Box — Ex d IIB/IIC, Zone 1/2
The explosion-proof (Ex d) distribution box provides flameproof low-voltage power distribution and motor control in hazardous areas where flammable gases or vapors may be present. Certified for Ex d IIB/IIC gas groups for Zone 1 and Zone 2 hazardous locations, it houses circuit breakers, contactors and control devices in a flameproof enclosure that withstands internal explosion and prevents flame propagation to the surrounding atmosphere.
Applications
Petrochemical and refining plants
Oil and gas wellheads and tank farms
Chemical and pharmaceutical process areas
Offshore platforms and FPSO installations
Key Features
- Ex d flameproof enclosure, Ex d IIB / IIC gas groups
- Suitable for Zone 1 and Zone 2 hazardous locations
- Distribution, motor starting and lighting control circuits
- Withstands internal explosion without flame propagation
- Corrosion-resistant enclosure for onshore/offshore use
- Certified to hazardous-area electrical standards
- Frequently Asked Questions
What does Ex d IIB/IIC mean?
Ex d denotes a flameproof enclosure that can contain an internal explosion. IIB and IIC are gas groups (IIC covers the most easily ignited gases including hydrogen and acetylene), while Zone 1 and Zone 2 define the likelihood of an explosive atmosphere being present.
Where are explosion-proof distribution boxes used?
They are used in hazardous areas such as petrochemical, oil and gas, and chemical plants where flammable gas or vapor atmospheres require flameproof electrical enclosures.
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| Base price (interpolation) | $2,676 |
| × Product factor | ×1.0000 |
| × Country factor | ×1.0000 |
| × Copper-linked factor | ×1.0000 |
| + Options / accessories | $0 |
Complete equipment — no winding copper linkage
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