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Brake Systems Application Guide
Model CB/TM Brakes Manual
Model ET Shoe Brakes Manual
Model H Shoe Brakes Manual
Model H Brake Parts Manual
GEMCO Brake Systems Application Guide:
Index
Brake summary & key features
Typical description &
applications hydraulic brakes
Typical description &
applications electric brakes
Selecting brake torque based
on motor data
Crane hoist braking torque
Crane trolley braking torque
Selecting brake size based
on load data
Overhauling load torque
Brake thermal capacity
Overhauling loads
Hydraulic brake selection for
bridge cranes
Hydraulic brake torque ratings
& thermal capacities
DC magnetic shoe brake torque
ratings & thermal capacities
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Brake Systems Application Guide
TM, ET and DB SHOE BRAKE TORQUE RATINGS AND THERMAL CAPACITIES
TM Torque Ratings
ET Torque Ratings
Brake Frame Number
Maximum Torque in Lbs.-Ft(Max.)
Series Brake
Shunt Brake
1/2HR 1HR
1HR 8HR
TM 43
TM 63
TM 83
TM 1035
TM 1355
TM 1655
TM 1985
TM 2311
TM 3014
25 15
50 40
100 65
200 130
550 365
1000 650
2000 1300
4000 2600
9000 6000
25 15
50 40
100 75
200 150
550 400
1000 750
2000 1500
4000 3000
9000 6750
BRAKE STYLE
WHEEL DIAMETER (Inches)
TORQUE LB.FT.(Max)
ET8
8
100
ET10
10
200
ET13
13
550
ET16
16
1000
ET19
19
2000
ET23
23
4000
ET30
30
9000
Allowable Heat Absorption for
Brake Wheels
DB Torque Ratings
Wheel Size
Ft.-Lb. per Hour
4.5"
396,000
6.0"
660,000
8.0"
990,000
10"
1,716,000
13"
3,300,000
16"
5,016,000
19"
7,425,000
23"
10,890,000
30"
18,150,000
BRAKE STYLE
DISC DIAMETER(Inches)
TORQUE LB.FT.(Max)
DB12
12
100
DB14
14
200
DB17
17
550