E-TB (Ex-Cell) enclosures
Fully removable hinged cover
Applications:
- Manufactured to meet the most demanding industrial and hazardous area environmental applications
- A globally certified enclosure and termination solution for Type 3S and 4X applications
- Certified to the impact, thermal and IP66 ingress requirements of EN 60079-0
Features:
- Available in a comprehensive range of sizes, each with various configurations for a multitude of applications
- Offers unique design features, precision manufacturing and the highest quality materials, making it the premier choice for instrumentation and electrical applications across the globe
- Over 100 standard sizes in both stainless steel and painted steel
- Single door enclosures up to 63” x 48” x 16” (1600 x 1200 x 400mm)
- Flush mount enclosures
- Eagle enclosures with a sloped water shedding design
Certifications and compliances:
- Class I, Division 2, Groups A, B, C, DA
- cULus to UL50/C22.2 No. 94-M91, Types 3S, 4, 4X
- ATEX II 2 GD Ex e II T6 IP66 (BAS 15ATEX0099U) for Zones 1, 2,21, 22
- IECEx Ex e (IECEx BAS 15.0071U)
- TR-CU and EAC certified
- Ex e ia IIC, T6, T5
Standard materials and finishes
- Enclosure – 316L (1.4404 to EN10088) stainless steel (standard); 304 (1.4301 to EN10088) stainless steel (optional)
- Enclosure finish – superior corrosion-resistant chromium enriched electro-polished surfaceB
- Gasket – foam-in-place silicone on lid (standard); cut silicone (optional)
- Keyed lock fastening mechanism – stainless steel
- Door hinges – stainless steel
- Enclosure mounting – four external 3mm stainless steel welded lugs, 11mm Ø holes/slots
- Equipment mounting – four (up to 10 depending on size) stand-off pillars 9mm Ø, 15mm high, tapped M6 x 10, for rail/mounting plate
- Enclosure earth – M10 external and internal stainless steel earth stud assembly
- Mounting plate – 2mm sheet steel with zintec finish (available in stainless steel)
- Gland plates – rounded corners to eliminate sharp points; 3mm thickness (standard); 6mm thickness (optional)
Technical specifications:
- Empty enclosure:
– Standard service temperature: -40°C to +80°C
– Extended service temperature: -60°C to +135°C (with suffix ‘E’) - Impact resistance: 7 J (Nm)
E-TB-T terminal boxes:
E-TB (Ex-Cell) enclosures are available assembled as custom configured and certified terminal boxes. Options include custom entries, cable glands and plugs with built-in terminals (Ex-e and Ex-i) and other equipment. Contact us for details.
Standards:
- IEC/EN 60079-0
- IEC/EN 60079-7
- IEC/EN 60079-31
- IEC/EN 60529
EN/IEC certificates:
- BVS16 ATEX-E-115X
- IECEx BVS 16.0080X
Ambient temperatures:
- -40°C to +40°C (with temperature class T6 and maximum surface temperature of T80°C)
- -60/-40°C to +55°C (with temperature class T5 and maximum surface temperature of T95°C) – requires suffix ‘E’ (extended temperature version)
- -60/-40°C to +65/70/80/100/120°C (with temperature class T4 and maximum surface temperature of T130°C) – requires suffix ‘E’ (extended temperature version)
Materials:
- 316L electro-polished stainless steel (standard); 304 stainless steel (optional)
Electrical ratings:
- Rated voltage up to 690V AC/DC; rated current up to 400A; terminal cross-sections up to 240mm2
Markings:
- ATEX and IECEx: Ex e IIC T6/5/4 Gb or Ex eb IIC T6/5/4; Ex tb IIIC T80/95/130°C Db or Ex tb IIIC T80/95/130°C
- NEC 500 and NEC 505: Class I, Division 2, Groups A, B, C, D and Class I, Zone 1, Aex e IIC T6/5/4
- EAC CU TR: 1Ex e IIC T6/T5 Gb X or Ex tb IIIC T80/95/130°C Db X
