Lambda Chain BS/DIN standard 　Major Specifications

RS12B-LM-2


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Catalogs ・Instruction Manuals

Major Specifications

Size & Specification & No. of strands JIS no. No. of
strands 		Min. tensile strength
kN {kgf}		 Estimated Mass
kg/m		 No. of links
per unit 		Allowable speed
m/min		 Operating
temperature
range
RS12B-LM-2 12B 2 57.8{5890} 2.50 160 120 -10℃～150℃

Notes
　1.Minimum tensile strength of attachment chain differs from the above. Contact us.
　2.Made to order


Principal dimensions 　mm

Pitch
P		 Roller dia.
R		 Inner link inner width
W		 Plate Pin Transverse pitch
C
mm
T1 T2 H h D L1 L2 L
19.05 12.07 11.68 1.7 1.8 16.1 16.1 5.72 20.85 22.75 45.9 19.46

Notes
　1.Cotter pins are used for offset links.


Applicable connecting link

Type Connecting link Offset link
Model No. RS12B-LM-2-MCJLRS12B-LM-2-OL
Standard Price Contact us for details. Contact us for details.
Delivery Contact us for details. Contact us for details.

Notes for use

　1.Operating Temperature: -10℃ to 150℃
　2.Sprocket: Use sprockets for BS Roller Chain (ISO B Series).
　3.Compatibility: Compatible with single-strand BS/DIN Standard RS Roller Chain, but the transmission capacity and allowable speeds are different.


Transmission Capacity Table 　kW　1.7 multiplied multi-strand coefficient

Small
sprocket
no. of teeth
Small sprocket RPM 　r/min
10 25 50 100 150 200 300 400 500 600 700
9 0.17 0.39 0.71 1.34 1.92 2.50 3.59 4.66 5.70 6.72 7.70
10 0.19 0.43 0.80 1.50 2.16 2.79 4.03 5.22 6.38 7.51
11 0.20 0.48 0.88 1.67 2.40 3.09 4.47 5.78 7.07
12 0.24 0.53 0.99 1.82 2.64 3.40 4.91 6.36 7.77
13 0.26 0.58 1.07 1.99 2.87 3.71 5.36 6.94
14 0.27 0.61 1.16 2.16 3.11 4.03 5.80 7.50
15 0.29 0.66 1.24 2.33 3.35 4.34 6.24 8.09
16 0.31 0.71 1.33 2.48 3.59 4.64 6.70
17 0.34 0.77 1.43 2.65 3.83 4.96 7.14
18 0.36 0.82 1.51 2.82 4.08 5.27 7.60
19 0.37 0.87 1.60 2.99 4.32 5.59 8.06
20 0.39 0.92 1.70 3.16 4.56 5.92 8.52
21 0.43 0.95 1.79 3.33 4.81 6.24
22 0.44 1.00 1.89 3.52 5.07 6.55
23 0.46 1.05 1.97 3.69 5.30 6.87
24 0.49 1.11 2.07 3.86 5.56 7.19
25 0.51 1.16 2.16 4.03 5.81 7.53
26 0.53 1.21 2.26 4.20 6.05 7.85

Notes
　1.kW ratings when using a 1-pitch offset link (OL) are 80% of the above.
　2.The kW rating table is different from that of RS Roller Chain.