Junction Boxes EEx e and EEx i Terminal Boxes - Stainless and Mild Steel Type SL2 - 120 x 120 x 80 mm. EEx e II and EE x ia IIC Zones 0,1,2,21,22 T3, T4, T5, T6 Group II Cat 1,2 ATEX/GOST/UL Hazardous area specification Marking to 94/9/EC II 2 GD, II 1 GD T6, T5, T4, T3 Type og protection EEx e II and EEx ia IIC Telperature class T6 (-50 °C to +40 °C), T5 (+55 °C), T4 (+85 °C), T3 (+120 °C) Area classification Zones 0,1,2,21,22. Groubs IIA, IIB, IIC Certification numbers Sira 99ATEX3199 and Sira 00ATEX3027U, Ingress protection IP66/67 to EN60529:1992 Power dissipation Maximum 9 Watts. Exept for dual dust applica- tions where the maximum is 4.5 Watts Enclosure specification Dimensions 120 x 120 x 80 mm Material box 1.5 mm. 316 L. (1.4404) stainless steel or mild steel Finish Stainless steel - electropolished Mild steel - Powder coated RAL 7032 Weight empty 1.4 kg Cover fixing Captive M6 stainless steel hexagon head slottet screws Gasket One piece fire resistant closed cell neoprene for Ta -40 °C One piece silicon rubber for Ta 50°C Earthing 6 mm. brass internal/external earth stud as stand- ard Optional brass earth stud welded to cover Entries Direct through body External mounting External lugs w/ 8 mm. clearance holes Internal mounting DIN rail or mounting plate to suit A guide to physical terminal capacity A guide to entry capacity WDU 2.5 WDU 4 WDU 6 WDU 10 Gland size mm. 20 25 32 Vertical rail 1 x 16 1 x 13 1x9 1x7 Side A+B 6 3 2 Horizontal rail 1 x 16 1 x 13 1x9 1x7 Side C+D 6 3 2 Note: This is a guide to physical terminal capacity only. Installers must ensure that the maximum power dissapation given above is not exceeded. Ordering information Material Stainless steel Mild steel EEx e terminal box SLS21 SLM21 EEx e U component approved enclosure SLS22 SLM22 EEx ia terminal box SLS23 SLM23 Optional extras 6 mm earthing stud welded to cover Equipment mounting plate, mild steel powder coated 10 mm. internal/external stainless steel earth stud CES6 SL2MP SSET Page 20 of 189 STD-SEMCO-E-LA-0001 Rev. A
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