PW LADDER TRAY STANDARD RUNGS M G RUNG TYPE HL MECHANICAL PROPERTIES THICKNESS = 0.038" MOMENT OF INERTIA: IX = 0.0143 IN4 SECTION MODULUS: SX = 0.0374 IN3 SOLID RUNG SPACING 5 0.63" 1.25" 0.63" x x 6 0.75" 9 12* 2.50" LOAD TYPE This is the standard solid rung for the following steel cable trays, up to 24" wide: NEMA Class 12B and 12C ladder with flange-in side rails. n 2 n 1 n 2 n 1 n 2 n 1 n 2 n 1 6 3351 3351 2793 2793 1862 1862 1396 1396 9 2234 2234 1862 1862 1241 1241 931 931 12 1676 1480 1396 1233 931 822 698 617 SAFE LOAD LIMITS (LBS/FT) TRAY WIDTH (IN.) 18 24 30 1117 838 HH 667 260 HH 931 698 HH 556 217 HH 621 465 HH 370 144 HH 465 349 HH 278 108 HH 36 HH HH HH HH HH HH HH HH 42 SU SU SU SU SU SU SU SU 48 SU SU SU SU SU SU SU SU RUNG TYPE HH MECHANICAL PROPERTIES THICKNESS = 0.048" MOMENT OF INERTIA: IX = 0.0175 IN4 SECTION MODULUS: SX = 0.0456 IN3 SOLID RUNG SPACING 5 0.63" 1.25" 0.63" x x 6 0.75" 12* 2.50" 1 n 2 n 1 n 2 n 1 n 2 n 1 n 2 n 6 HL HL HL HL HL HL HL HL 9 HL HL HL HL HL HL HL HL 12 HL HL HL HL HL HL HL HL SAFE LOAD LIMITS (LBS/FT) TRAY WIDTH (IN.) 18 24 30 HL HL 948 HL HL 481 HL HL 790 HL HL 401 HL HL 527 HL HL 267 HL HL 395 HL HL 201 36 790 241 659 201 439 134 329 101 42 SU SU SU SU SU SU SU SU 48 SU SU SU SU SU SU SU SU This is the standard rung for all flange-out steel ladders and all flange-in, NEMA Class 20A, 20B, and 20C, hot-dip galvanized steel ladders 6"-24" wide. Please contact Legrand for catalog numbers if this rung is desired for other tray systems. RUNG TYPE BX MECHANICAL PROPERTIES MINIMUM THICKNESS = 0.048" MOMENT OF INERTIA: IX = 0.0188 IN4 SECTION MODULUS: SX = 0.0343 IN3 SOLID RUNG SPACING 6 1.00" 9 x x 0.97" 12* 18 0.28" B.56 WWW.LEGRAND.US/CABLOFIL 0.28" LOAD TYPE METALLIC RUNG SPECIFICATIONS 9 LOAD TYPE This is the standard solid rung for the following steel cable trays, 30" and 36" wide: NEMA Class 12B and 12C ladder trays with flange-in side rails. 1 n 2 n 1 n 2 n 1 n 2 n 1 n 2 n 6 3243 3243 2162 2162 1621 1621 1081 1081 9 2162 2162 1441 1441 1081 1081 721 721 12 1621 1561 1081 1041 811 781 540 520 SAFE LOAD LIMITS (LBS/FT) TRAY WIDTH (IN.) 18 24 30 1081 811 BH 774 381 BH 721 540 BH 516 254 BH 540 405 BH 387 190 BH 360 270 BH 258 127 BH 36 BH BH BH BH BH BH BH BH 42 BH BH BH BH BH BH BH BH 48 BH BH BH BH BH BH BH BHhttp://WWW.LEGRAND.US/CABLOFIL