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Demag DR rope hoist - Demag Cranes & Components

Demag DR rope hoist - Demag Cranes & Components

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Load detector<br />

SGS overload cut-out,<br />

electro-mechanical<br />

Fig. 8<br />

Position switch<br />

Receptacle with tab, 6,3-2.1<br />

Socket connector, 2-pole<br />

42355444.eps<br />

Depending on the design, the SGS overload switch is set to the rated load of the <strong>DR</strong><br />

and integrated in the <strong>DR</strong> <strong>hoist</strong>. The SGS contact must be evaluated in addition to<br />

avoid any vibration in the system caused by switching off and on again.<br />

We recommend the use of MKA-2 contact evaluators for standard applications.<br />

This unit prevents premature enabling of the lifting motion and the resulting vibration<br />

processes by means of signal filtering. The unit is available for three control voltage<br />

ranges, it is included in the supply depending on the order.<br />

In combination with the SGS, only the ‘overload cut-out’ function can be used.<br />

SGS Load link<br />

Input voltage: 24 V, 9600 Hz<br />

Output signal: Load limit contact NC -X53<br />

V switching capacity: 4 A/230 V AC; 1 A/24 V DC<br />

Ambient temperature: -30° C to +80° C<br />

Type of enclosure: IP 67<br />

Mounting position: Any<br />

22 20364044.p65/081105

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