Energy Chain System® E2 Medium Series 26/27/27I
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26 ® Energy Chain System ® E2 Medium 27 Series 26/27/27i 1.38 1.38 1.38 27I Price Index Features & Benefits Large pins for long service life Double stop dog for long unsupported length Series 26/27/27i Modular interior separation Special Features / Options Space-saving ratio of inner-to-outer dimensions Lateral glide surfaces for side-mounted operation Flammability Class VDE 0304 IIC UL94 HB Side wear pads Intergrated strain relief possible Assembly Tips Cable-friendly smooth interior Series 27i snap-open along inner radius can be combined with Series 27 snap-open along the outer radius Easy to assemble and disassemble Other Installation Methods Vertical, hanging ≤ 164 ft (50 m) Vertical, standing ≤ 9.84 ft (3 m) Side-mounted, unsupp. ≤ 3.28 ft (1 m) Rotary requires further calculation Usage Guidelines • If snap-open accessibility along the inner or outer radius is required (Series 200 does not open) • If stable chain of moderate size is required • If loads are moderate • If Intergrated strain relief at the connection point is required • If easy installation is required Order Example: Complete Energy Chain ® energy chain ® configurator Please indicate chain length or number of links. Example: • If maximum stability is required ‰ Series 280, E4/100 • If chip protection is required 9.84 ft (3 m) 27-10-100-0 Energy Chain ® ‰ Series R58, E2 Tubes • If the application is very simple ‰ Series E26, E-Z Chain With 2 separators 261 assembled every 2nd link Interior Separation 1 Set 2610-34PZB Mounting Bracket 4. 79 Energy Chain System ® E2 Medium ® ® 26 Series 26/27/27i energy chain configurator 27 Installation Dimensions 27I t f / 6.72 s b 5.38 Short travel, unsupported length l Short Travels - t 4.03 FL ● FL B = unsupported with permitted sag h B Unsupported g i 2.69 ● FL G = unsupported with straight upper run e 1.38 w 1.34 Unsupported l Further information ‰ Design, Chapter 1 l i FLG Energy Chains ® F FLG 1.01 feature positive camber over short travels. This must be accounted for .67 when specifying the F clearance height. Please H H FLB 0 refer to Installation 0 1.64 3.284.92 6.56 8.20 dimensions for further details. Unsupported length in ft FLB / FLG s S (FLG) n i Legend a h S (FLB) c 0 3.28 6.56 9.84 13.12 16.41 S = Length of travel - e s R = Bending radius / Length of travel S in ft f S m S H = Nominal clearance d H o D S/2 height p - ) o c . 5 n 3 D = Overlength Energy R i s ( / a u 8 Chain ® radius in final 3 h m . g ) i Moving End 1 0 c position o . 5 - ( + c +6 w . H K=π • R + safety buffer e 7 R H 9 Fixed End / s . w = HF = Required clearance 1 u m F - w ) 7 Pitch per link: = 2.20” (56 mm) g H height 0 o 9 i H : . 5 . ( 1 Links per ft (m): = 5.45 (18) HRI = Trough inner height c . Q 2.20 w s For center mount applications: H2 = *Mounting height F w (56) s u R Chain length = /2 +K 2 D = Over length - long g / w i . : travels, gliding D o w A The required clearance height: HF = H + 1.38 in. (35 mm) (with 1.34 lbs/ft (2 kg/m) fill weight. K2 = *Add-on f w C n ® i Please consult igus if space is particularly restricted. *If the mounting bracket / w s location is set lower S : c F H R 2.48 (063) 2.95 (075) 3.94 (100) 4.92 (125) 5.91 (150) 6.89 (175) 7.87 (200) 9.84 (250) e o D +4 p P S H 7.09 (180) 7.87 (200) 9.84 (250) 11.81 (300) 13.78 (350) 15.75 (400) 17.72 (450) 21.65 (550) R D 5.51 (140) 5.91 (150) 6.89 (175) 7.87 (200) 8.86 (225) 9.84 (250) 10.83 (275) 12.80 (325) K 13.19 (335) 14.76 (375) 18.70 (475) 21.65 (550) 25.59 (650) 29.53 (750) 32.48 (825) 36.42 (925) For long travels with lowered mounting height For center mount applications: Long Travels - Long travel lengths from 32.8 ft. (10 m) to max. 394 ft. (120 m) s Gliding Chain length: = /2 + K2 S S/2 S/2 D2 K2 If the unsupported length is Moving end Fixed end 2 exceeded, the Energy H R Chain ®/Tube must glide on I R itself. This requires a guide H trough. Guide trough with glide bar Guide trough without glide bar Design, Chapter 1 Total length of guide trough In case of travels between 13 ft. (4m) and 32.8 ft. (10m) we recommend a longer unsupported length. R 2.48 (063) 2.95 (075) 3.94 (100) 4.92 (125) 5.91 (150) 6.89 (175) 7.87 (200) 9.84 (250) +4 H2 ––6.54 (166) 6.54 (166) 6.54 (166) 6.54 (166) 6.54 (166) 6.54 (166) D2 ––13.78 (350) 18.70 (475) 19.69 (500) 25.79 (655) 30.31 (770) 37.40 (950) K2 ––24.25 ( 616 ) 30.87 (784 ) 35.28 (896 ) 44.09 (1120 ) 50.71 (1288) 63.94 (1624) 2 2 Technical Data Speed / acceleration FL G max. 65.6 ft/s (20 m/s) / max. 656 ft/s (200 m/s ) Speed / acceleration FL B max. 9.84 ft/s (3 m/s) / max. 19.69 ft/s 2 (6 m/s 2) F° Gliding speed / acceleration (maximum) max. 32.81 ft/s (10 m/s) / max. 164 ft/s 2 (50 m/s 2) Material - permitted temperature igumid G / -40°F (-40°C) up to +248°F (+120° C) Details of material Flammability Class, igumid G VDE 0304 IIC UL94 HB properties ‰ Chapter 1 4. 80 ® En ergy Chain System ® E2 Medium 26 ® 27 Series 26/27/27i energy chain configurator 27I Series 26 - Non snap-open Part Number Structure n Ba i a Bi 26- 10- 100 - 0 h C ® ) ) 0 5 y 5 3 Color - Black m ( ( R g 7 8 e 1.26 Series r Bending radius 9 3 t . max. e 1 1 s 26 Width y n E S Series ® s u Series 27 - Snap-open along the outer radius g i Ba Part Number Structure Bi 27- 10- 100 - 0 ) ) 0 5 5 3 ( ( R 1.26 Series Color - Black 7 8 7 0 9 3 . max. 27 . Bending radius 1 1 4 7 7 2 Width 2 7 - - Series 1 8 2 3 5 4 - - Series 27i - Snap open along the inner radius 0 1 0 0 Part Number Structure 8 4 Ba - - Bi 1 1 27i- 10- 100 - 0 e ) ) 0 5 n R 5 3 ( ( Color - Black o Series 7 1.26 8 h 9 3 . max. 27i . Bending radius 1 1 p e Width x l a e Series T F S D S/2 Supplement part number with required radius. Example: 26-10- 1 0 0 -0 ) 5 3 Pitch: 2.20 in. (56 mm) per link links/ft (m) = 5.49 (18) ( 8 c 3 ) e Moving End 1 0 5 ( p +6 H 7 s R H Fixed End 9 . k 1 c - ) i 7 H 0 9 H . 5 u ( 1 q 2.20 / Part Number (56) m Non Snap-open Snap-open Bi Ba Weight o c Snap-open Outer Radius Inner Radius in. (mm) in. (mm) lbs/ft (kg/m) m . s o 26-05- 27-05- 27i-05- -0 1.97 (50) 2.60 (66) ≈ 0.79 (1.17) u c . g 26-07- 27-07- 27i-07- -0 2.95 (75) 3.58 (91) ≈ 0.87 (1.30) s i . u 26-10- 27-10- 27i-10- -0 3.94 (100) 4.57 (116) ≈ 0.93 (1.39) w g m i . w 26-12- 27-12- 27i-12- -0 4.92 (125) 5.55 (141) ≈ 0.99 (1.48) o w w c . / 26-15- 27-15- 27i-15- -0 5.91 (150) 6.54 (166) ≈ 1.09 (1.62) w / s : 26-17- 27-17- 27i-17- -0 6.89 (175) 7.64 (194) ≈ 1.24 (1.85) u w p / t g / i t 26-20- 27-20- 27i-20- -0 7.87 (200) 8.62 (219) ≈ 1.32 (1.96) : h @ p Choose from the radii below for all of the above sizes t : s t c e Radius (mm) Example: 26-10- 1 0 0 -0 h l e : a p t s 063 075 100 125 150 175 200 250 e S : l n k i R 2.48 (063) 2.95 (075) 3.94 (100) 4.92 (125) 5.91 (150) 6.89 (175) 7.87 (200) 9.84 (250) r c a i e H+4 7.09 (180) 7.87 (200) 9.84 (250) 11.81 (300) 13.78 (350) 15.75 (400) 17.72 (450) 21.65 (550) t u m n I e Q D 5.51 (140) 5.91 (150) 6.89 (175) 7.87 (200) 8.86 (225) 9.84 (250) 10.83 (275) 12.80 (325) K 13.19 (335) 14.76 (375) 18.70 (475) 21.65 (550) 25.59 (650) 29.53 (750) 32.48 (825) 36.42 (925) 4. 81 0=Standard color black. For other colors see Chapter 1 Energy Chain System ® E2 Medium ® ® 26 Series 26/27/27i energy chain configurator 27 Interior Separation 27I Option 1: Vertical separators and spacers Vertical separators are used if a vertical subdivision of the Energy Chain ® interior is required.