3
Radial Winch
70.3 ST E/HY
Installation and Maintenance Manual
Introduction
This manual gives technical information on winch installation and maintenance, including
disassembling and reassembling.
This information is DESTINED EXCLUSIVELY for specialised personnel or expert users.
Installation, disassembling and reassembling of the winch by personnel who are not experts may
cause serious damage to users and those in the vicinity of the winch.
Harken® accepts no responsibility for defective installation or reassembly of its winches.
In case of doubt the Harken® Tech Service is at your disposal at [email protected]
This Manual is available only in English. If you do not fully understand the English language, do
not carry out the operations described in this Manual.
Technical characteristics
Power ratio
Gear ratio
1st speed
9,00 : 1
2,30 : 1
2nd speed
22,20 : 1
5,70 : 1
3rd speed
72,00 : 1
18,50 : 1
The theoretical power ratio does not take friction into account.
Performance data
Winch 70.3 ST E (electric)
horizontal motor
12 V (1500 W)
24 V (2000 W)
1st
speed
2nd
speed
3rd
speed
1st
speed
2nd
speed
3rd
speed
line speed (m/min)**
40,0
16,1
5,0
48,1
19,4
5,0
max load (Kg)
350
870
2700
350
870
2700
**Line speed is measured with no load
vertical motor
12 V (1500 W)
24 V (2000 W)
1st
speed
2nd
speed
3rd
speed
1st
speed
2nd
speed
3rd
speed
line speed (m/min)**
45,8
18,5
5,7
55,1
22,2
6,9
max load (Kg)
350
870
2700
350
870
2700
**Line speed is measured with no load
Introduction - Technical characteristics - Outline
