971.5843603909090LA = L-450LENGLISHNB.: Dimensions are in mm.Fig. 25Fig. 24Fig. 22Fig. 23Fig. 21To position the fork support foundation plate, refer to fig.where:P1 = barrier foundation plateP2 = fork support foundation plateL = beam length (in mm)A = Distance between foundation platesSKIRT KITThe skirt kit increases visibility of the beam.It is available in lengths m and m.IMPORTANT: If a skirt kit is installed, the balancing spring mustbe adapted if possible.The articulation kit makes it possible to articulate the rigid beamto a maximum ceiling height of . m.IMPORTANT: If the articulated kit is installed, the balancing springmust be adapted if possible.END FOOTThe end foot allows the beam to rest when closed and thusprevents the profile bending downward.IMPORTANT: If a foot is installed, the balancing spring must beadapted if possible.FORK SUPPORTThe fork has two functions:- it prevents the beam, when closed, from bending and splittingif its end is stressed by extraneous forces.- it allows the beam to rest when closed and thus prevents theprofile bending downward11 AVAILABLE ACCESSORIESANTI-VANDAL VALVE (Fig. 20a)It protects the hydraulic system if the beam is forced.AUTOMATIC EMERGENCY RELEASE (Fig. 20b)During a power cut, the automatic emergency release allowsyou to manually lift the beam without accessing the release leverof the hydraulic control unit. A hydraulic system guarantees thatthe beam is stopped in opening position.Fig. 20bFig. 20aARTICULATION KIT (mod. 630 only)630+630A = L-240