Ocea AS
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Written: 12.07.2010
Two off warping winches
1 off Warping winch 1-VA-20-AHB
in seawater resistant aluminium and stainless steel.
The winch has a fixed drum and automatic hydraulic multiple-disk brake
integrated in gear.
Over centre valve/shock valve and maneuvre valve for variable pump, LS.
Drum dimensions:
| D = |
1000 mm |
| d = |
320 mm |
| L = |
1500 mm |
Drum capacity :
330 m ø 56mm rope or
470 m ø 44mm rope.
| Pulling force on 1. layer: |
20 tons at 230 bar |
| Pulling force on last layer: |
8,2 tons at 230 bar |
| Pulling speed 1. layer: |
12 m/min at 130 liter |
| Brake power: |
22 tons |
El-activation for control of winch from radio.
Prop medium el-activation of maneuvre valve.
1 Off Warping winch 1-VA-40-AHB, produced in aluminium and stainless steel.
Drum in seawater resistant aluminium.
Fixed drum with automatic hydraulic multiple-disk brake integrated in gear.
Maneuvre valve fitted on winch.
Drum dimensions:
| D = |
1500 mm |
| d = |
400 mm |
| L = |
1500 mm |
Wire out in lower edge of drum.
Capacity: 540m Ø 64 mm rope
Brake force: 50 tons
Pulling force and pulling speed:
On the basis of 240 bar and 130 l/min available, ie approx 57 kW.
With stepless variable motor we will have these extremes regarding power and speed:
Pulling force/pulling speed table
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100% motor volume |
22,5% motor volume |
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maximum force |
maximum speed |
| Pulling force/speed on empty drum |
40 tons/ 6,0m/min |
9 tons/ 27 m/min |
| Pulling force/speed on middle layer* |
20 tons/ 12m/min |
4,5 tons/ 53m/min |
| Pulling force/speed on full drum |
15 tons/ 16 m/min |
3,3 tons/ 73 m/min |
*Middle layer approx at layer 5 with 250m of wire on drum.
Load cells at winch and panel in wheelhouse for reading of tension.
El activation for control of winch from radio.
Prop medium el activation of maneuvre valve.
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MB Hydraulikk AS - Mjosundet Båtbyggeri AS
