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TW Catalogue EN Int. 03-2015

48 03/2015 11 WT / WR / WB Simplified fire protection rating Ed,fi / Rd,t,fi  1,0 Ed = G  Gk  Qk,1  Qk,1   Qk,i  o,i  Qk,i Ed,fi = fi  Ed fi = 0,60 (Assumption for calculating edge spacing on page 1) = 0,70 for Category E working loads (storage premises) Ed effects for verification of load-bearing capacity in the normal state conforming to EN 1991-1 Ed,fi effects for verification of load-bearing capacity in the event of fire Rd,t,fi =   R0,2 / M,fi R0,2 = kfi  R0,05 R0,05 characteristic value conforming to ETA-12/0063, ETA-12/0062, Z-9.1-777 kfi = 1,05 conversion factor to 20%-fractile value M,fi = 1,0 recommendation conforming to EN 1995-1-2 (2.3)  = conversion factor for diminution of the fastener's extraction resistance in the event of fire conforming to EN 1995-1-2 (6.4) a2  a1 + 40 preconditions for this calculation approach a 3  a1 + 20 according to EN 1995-1-2 (6.4) td,fi = required duration of fire resistance in min. td,fi must be increased by a factor of 1,25 if a1  a2  a1 + 40 Verification Effects Simplified fire protection rating conforming to EN 1995-1-2 for fire resistance category R30 / R60 a1  0,6 • td,fi 0,6 • td,fi  a1  0,8 • td,fi + 5 0,8 • td,fi + 5  a1  td,fi + 28 a1  td,fi + 28 0 0,44 • a1 – 0,264 • td,fi 0,2 • td,fi + 5 0,56 • a1 – 0,36 • td,fi + 7,32 0,2 • td,fi + 23 1,0 für= Resistance IntheeventthatanydifferencesexistbetweentheoriginalGerman datasheettextandversionstranslatedintootherlanguages,the originalGermantextistheonlyvalidversion. Allcalculationsmustbeverifiedandsignedoffbytheplanner inchargebeforetheworkisperformed.Theuserisresponsible forcompliancewiththestatutoryprovisions. Technical documentation and data sheets 11. 4803/2015

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