Nederman 920/1500, Installation And Service Manual

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Trolley Return Unit 920/1500 EN
6
4 Description
4.1 Components
See Figure 1 Component overview, and ‘Table 4-1: Component descriptions’ below.
Table 4-1: Component descriptions
Component Description Explanation/location
SLX Limit switch on suction
trolley
Detects transport position (suction hose fully raised).
SLX 1 Disconnection arrow Disconnects the stop ball from the driving slot and connects limit
position SLX to the control system in connection position.
SLX 3 Bus bar Connects SLX to the control system in disconnection position.
SL2 Inductive sensor Detects when the suction trolley passes, activating speed reduction.
SL4 Limit switch Detects when the stop ball passes, disengaging the drive motor.
C_BOX_1 Connection box Vehicle exit end.
C_BOX_2 Connection box Vehicle entrance end.
C_BOX_3 Connection box Accessory location in the centre of the extraction rail, same as
C_BOX_2.
CR_BOX_1 2-button control box Emergency stop and Start button.
Figure 1 Component overview
Drive unit
Connection box 1
Idler pulley unit
End cover
Connection box 2
driving slot
Guide pulley
(on the middle of
the rail´s mounting
brackets)
Wire
Limit switch SL4
Limit switch
SLX
Bus bar SLX3
Disconnection arrow SLX1
Inductive sensor SL2
Control box
(start / stop)
Control box
(manual / auto)
Motor damper
Wire stop with spring
Suction rail
Balance
block
Figure 1 (Overview components)