1526 / 2440
Edition 47 20-119
Longwall
20
Roof Support Carriers
●
% Grade vs. Speed — Loaded
0
3.10
6.21
9.32
12.43
15.53
0
5
10
15
20
25
0
5
10
15
20
25
30
SH640/SH640B
% GRADE vs. SPEED — LOADED
SPEED
% GRADE
mph
km/h
1st
2nd
3rd
4th
0
3.10
6.21
9.32
12.43
15.53
0
5
10
15
20
25
0
5
10
15
20
25
30
SH660/SH660B
% GRADE vs. SPEED — LOADED
SPEED
% GRADE
mph
km/h
1st
2nd
3rd
4th