39
7.2
Single brake
7.2.1
Description of the single brake
Label /
Type plate
Magnetic coil
Distance bush
Flange
Hub
Rotor with
brake lining
Fastening
screws
Air gap S
L
Spring
Anchor plate
Figure 37: Construction of the brake
7.2.2
Replacement of the brake
Caution!
All assembly and disassembly works should be done without load.
The electric chain hoist should be completely disconnected from power (Power off).
1. Loose screws of cap for gear cover.
2. Remove cap for gear cover.
3. Disconnect brake cables.
4. Loose screws of cap for brake.
5. Remove cap for brake.
6. Loose the three fastening screws of brake unit.
7. Remove worn out brake unit from the hub.
8. Fit new brake unit onto the motor shaft.
9. Fit the brake unit using the three cylindrical screws.
10. Tighten the screws evenly (tightening torques see table).
11. Connect brake cables according to wiring diagram.
12. Replace cap for gear cover and cap for brake.
Type
Brake Type Screws
DIN 912
Tightening torque
[Nm]
Coil resistance R20
nominal [
Ω]
Air gap S
L
nominal [mm]
Air gap S
L
maximal [mm]
SK02../...
SK03../...
BFK 457-06
3×M4
2.8
2101
0.2
0.5
SK05../...
SK07../...
BFK 457-08
3×M5
5.5
1681
0.2
0.5
Table 9: Data of the brake
Caution!
For order of spare parts the complete type of the electric chain hoist has to be submitted.
Summary of Contents for STAGEKET
Page 55: ...55 13 Example of Declaration of Conformity...
Page 56: ...56 14 Example of Declaration of Incorporation...
Page 57: ...57...
