User manual HAWKE 453-RAC EXD I-EXE I ASSEMBLY

[. . . ] Assembly Instructions for compression gland for mining applications: 453/RAC Exd I/Exe I Operating temperature range -60°C +80°C 1 2 3 International Assembly Instructions AI 383 / Issue A - 12/08 Certification Details Gland Type: 453/RAC Exd I /Exe I Baseefa08ATEX0331X IM2 IP66 IECEx BAS08. 0112X 4 5 6 Reversible Armour Clamping Ring (RAC) General identification ring orientation for: 1. Backnut Middle Nut Reversible Armour Clamping Ring (RAC) Armour Spigot Inner Seal Entry (with captive deluge seal), if required SWA Position Braid 'X', Flat Steel Wire 'Y', Steel Tape 'Z' Ring Position IMPORTANT: The arrowhead indicating the correct armour thickness or type should point towards the equipment Cable Preparation Gland Preparation Note: Cable acceptance sizes are marked on the diaphragm seal, clamping ring and backnut. 6 Armour/braid 5 II I I 4 3 2 1 Note: Tape armour must be re-trimmed at 90° to the vertical axis of the cable after it has been spread, to ensure that the full face is correctly presented. 3 4 3 2 2 1 1 Shroud option A Strip Cable to suit equipment as shown above and expose the armour/braid 'I'. 'I' = 20mm for cable gland sizes Os to C 'I' = 25mm for cable gland sizes C2 to F 'II' = to suit equipment. [. . . ] A member of the Hubbell Group of Companies www. ehawke. com 5mm minimum recommended 6 4 3 6 5 6 2 2 2 1 1 1 D Unless already screwed into the equipment hold the entry in position with a spanner/wrench to prevent rotation. Hand tighten the middle nut to the entry and turn a further half to one full turn with a spanner/wrench. IMPORTANT: Support the cable to prevent it from twisting. To ease wiring inside the enclosure, it may be beneficial to strip the inner sheath of the cable as shown above. E Unscrew the middle nut and visually inspect that the armour/braid has been successfully clamped between the armour spigot and the armour clamping ring . If armour/braid not clamped, repeat assembly. F Remove entry and refit inner seal , replace entry and re-assemble middle nut onto the entry component . Tighten up the middle nut by hand then using a wrench/spanner a further 1 to 2 turns until fully tight. Tighten the backnut to form a seal around the cable, then tighten a further full turn using a wrench/spanner. Ensure that the middle nut does not rotate when tightening the backnut . Ensure that the deluge seal is pulled down into position, if fitted. Locate the shroud over the cable gland, if applicable. CABLE GLAND SELECTION TABLE Cable Acceptance Details Size Ref. Entry Thread Size Metric Os O A B C C2 D E F M20 M20 M20 M25 M32 M40 M50 M63 M75 NPT ½" ½" ½" - ¾" ¾" - 1" 1" - 1¼" 1¼" - 1½" 1½" - 2" 2" - 2½" 2½" - 3" Min. 3. 0 6. 5 10. 0 12. 5 19. 0 25. 0 31. 5 42. 5 54. 5 Inner Sheath Standard Seal Max. 8. 0 11. 9 14. 3 19. 7 26. 5 32. 5 42. 3/44. 4 54. 3/56. 3 65. 3/68. 2 Alternative Seal (S) Min. ----8. 5 9. 5 14. 5 22. 0 27. 5 39. 0 48. 5 Max. [. . . ] Sealing washer, to offer additional ingress protection of the enclosure at the cable gland entry. Earthtag, to provide an external armour / braid bonding point. Serrated washer, to dampen any vibrations that may loosen the locknut or cable gland assembly. [. . . ]