1525 / 2440
20-118 Edition 47
Longwall
Roof Support Carriers
●
Tractive Effort vs. Speed — Loaded
0
11,240
22,480
33,721
44,961
56,202
67,442
0
50
100
150
200
250
300
0
3.10
6.21
9.32
12.43
15.53
0
5
10
15
20
25
SH640/SH640B
TRACTIVE EFFORT vs. SPEED
— LOADED
SPEED
TRACTIVE EFFORT
mph
kN lbf
1st
2nd
3rd
4th
km/h
0
11,250
22,500
33,750
45,000
56,250
67,500
0
50
100
150
200
250
300
78,750
350
90,000
400
0
3.10
6.21
9.32
12.43
15.53
0
5
10
15
20
25
SH660/SH660B
TRACTIVE EFFORT vs. SPEED
— LOADED
SPEED
TRACTIVE EFFORT
mph
kN lbf
1st
2nd
3rd
4th
km/h