Drive dimensioning

Dimensioning

Check the thermal load of the brake.
q[J] 25 10 5 20 18 16 14 12 Sizes 10 10 4 08 06 10 3

2

10 2 10 11010 2 10 3 10 4 S h [h -1 ]

((

-S hü Permissible friction energy per Q
perm = Q
E 1 – e
S h or from the diagram Q
perm =________[J]switching cycle S
h,perm = -S
hü Q or from the diagramPermissible operating frequency In 1 -
perm Q S
E h,perm =_______[h
-1 ]
2 Friction energy per switching cycle Q = J
max · ∆ n
12 · 2 Ï€
2 · M
B M ± M Q =___________[J]60
B 1 Check Q < Q
perm S
h < S
h,perm ˘ Q
E , S
hü Y Motors chapter Y Technical data, motors Y Spring-applied brake Number of switching operations until readjustment(maintenance) Number of switching operations Z Q
BW Na = Q Z
Na =__________ ˘ Q
BW Y Motors chapter Y Technical data, motors Y Spring-applied brake
G-motion consten 7/2006 2-11