High Voltage Ex e and Ex nA Junction Boxes

Applications

Airports, Oil/Gas and petrochemical refining, waste water treatment, mining, wind farms and renewable energy sites. Larger sizes suitable for terminating offshore umbilical cables with power and data (fibre optic) cable cores. Special versions are available with additional chambers for terminating hydraulic and pneumatic tubes.

Accessories

Punched or threaded entries in either box walls or gland plates, welded cable bosses, component mounting plates and esrh bars isolated or wired to earth studs. Anti-condensation heaters, earth bars, Ex e breather drains, lifting eye bolts and various optional finishes including: powder coated paint, bead-blast and electro-polish finished.

Technical Specification

• Ingress Protection: IP66 (EN 60529) as standard. IP67 and IP68 designs are available at additional cost.
• Certification: Ex e II 2 GD T6 increased safety (IEC 60079-0 and IEC 60079-7) and Ex nA II 3 GD T5 non sparking (IEC 60079-15). Ambient temperature options: 50°C, 55°C and 60°C
• Construction: 2mm or 3mm thickness 316L stainless steel (EN 1.4404) fully seam welded body, door, heavy duty hinges, cage nuts, wall mounting lugs, fixing screws and padlockable hasp. 3mm to 6mm thickness top or bottom gland plates. Oribital finish as standard. Options are electropolished and painted to customer specification.
• Temperature range: -20°C to +80°C with neoprene gasket and -55°C to +120°C with silicone gasket. Special versions are available rated to 200°C and also fire-rated to 950°C for 3 hours.