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ARCS

®

II SYSTEM 

rigging manual 

 

VERSION 1.1 

 

 

 

 

ARCSII_RM_EN_1-1 

w w w . l - a c o u s t i c s . c o m  

8

 

 

3

 

SYSTEM SET-UP 

 

Dismantling an array 

Apply the associated set-up procedure in reversed order. 

 

 

 

ARCS

® 

II

 

enclosure orientation within the array

 

Due to the asymmetrical coverage of the ARCS

®

II enclosures, their orientation within an array will determine 

the extended coverage direction

 

Horizontal array From behind 

 

Vertical array From behind 

Connexion panel   Coverage  

 

Connexion panel   Coverage  

Up  40° up/ 20° down 

 

Left  40° left / 20° right 

Down  40° down / 20° up 

 

Right  40° right / 20 ° left 

 

 

3.1

 

Ground-stacking 

Horizontal 

 

Horizontal stacked on SB28 

 

 

 

 

 

 

 

 

 

 

 Assemble the array  

 

Refer to PROCEDURE 

 

 

 

 

 Stack an SB28 array 

 

 Assemble the array on top 

of the SB28 array 

 

Refer to PROCEDURE A 

 

 

 

 

 

3.2

 

Flying 

Horizontal 

 

 Assemble the array under the motor location  

  

Refer to the PROCEDURE A 

 

Follow-up 1: 2 or 4 ARCS

®

II enclosures 

 

Follow-up 2: 1, 5, 3 or 6 ARCS

®

II enclosures 

 
 

 
 

 

 

 

 

 

 

 

 Install one BUMP3  

 

Refer to PROCEDURE B 

 
 

 

 Check that all the shackles 

are tightened securely 

 

 Attach the motor hook to 

the BUMP3 shackle 

 

 Raise the array 

 

 

 

 

 

 

 

 

 

 

 

 Install two BUMP3 

 

Refer to PROCEDURE B 

 

 Install one LIFTBAR 

  

Refer to PROCEDURE C 

 

  Check  that  all  the  shackles 

are tightened securely 

 

 Attach the motor hook to 

the LIFTBAR shackle 

 

 Raise the array 

 

 

 

 

 

Vertical 

 

 

 

 

 

 

 

 

 

 Assemble the array under the motor location 

 

Refer to PROCEDURE A 

 

 Install the ARCBUMP  

 

Refer to PROCEDURE D 

 

 Check that all the shackles are tightened securely 

 

 Attach the motor hook to the ARCBUMP shackle(s) 

 

 Raise the array 

 

 

 

Содержание ARCS II

Страница 1: ...ARCS II rigging manual EN...

Страница 2: ...o u s t i c s c o m 2 Document reference ARCSII_RM_EN_1 1 Distribution date March 21 2017 2017 L ACOUSTICS All rights reserved No part of this publication may be reproduced or transmitted in any form...

Страница 3: ...ct the maximum configurations and the recommended safety level For safety issue respect the maximum configurations outlined in this manual To check the conformity of any configuration in regards with...

Страница 4: ...rmation on rigging the system properly and safely Carefully read this document in order to become familiar with these procedures As part of a continuous evolution of techniques and standards L ACOUSTI...

Страница 5: ...shackles 12mm SB28 High power subwoofer enclosure 1 2 Rigging elements BUMP3 Bar for flying a horizontal array of 2 or 4 ARCS II provided with1 D schackle 18mm 2 pierced bolts 2 nuts and 2 pins LIFTB...

Страница 6: ...TEM rigging manual VERSION 1 1 ARCSII_RM_EN_1 1 w w w l a c o u s t i c s c o m 6 Main components involved in the rigging process of ARCS II SYSTEM BUMP3 ARCOUPL SB28 SOUNDVISION ARCBUMP ARCS II ARCSP...

Страница 7: ...nclosures within an array or to assess the safety of a specific array configuration Mechanical modeling with SOUNDVISION The working load applied to each linking point along with the corresponding saf...

Страница 8: ...to PROCEDURE A Stack an SB28 array Assemble the array on top of the SB28 array Refer to PROCEDURE A 3 2 Flying Horizontal Assemble the array under the motor location Refer to the PROCEDURE A Follow u...

Страница 9: ...fingers Attach adjacent enclosures by using ARCOUPL bars a Adjust the position of the ARCS II enclosures so that the rails are aligned b Remove one shackle at one end of each coupling bar c Slide ARC...

Страница 10: ...Enclosures placed at the rigging position b A safety pin being removed to detach the dolly board a Adjacent rigging rails aligned b The front shackle being removed from an ARCOUPL bar c An ARCOUPL bar...

Страница 11: ...PL assemblies into their respective location ie into the free top adjacent rails on the pre assembled array from the rear of the array c Secure the front end of each BUMP3 ARCOUPL assembly by reinstal...

Страница 12: ...ckle to the LIFTBAR by locking its pin through the LIFTBAR hole previously identified c Repeat this step on the other side of the LIFTBAR for the other BUMP3 Attach the 22mm shackle to the top hole on...

Страница 13: ...nstalling the 12mm shackles on both ends of all the ARCOUPL bars with a safety sling attached between all the adjacent shackles except for the bottom enclosure If some shackles are already attached to...

Страница 14: ...RCBUMP a A shackle is being removed from an ARCOUPL bar b The ARCOUPL bars are being slid in the rigging rails A shackle 12mm being reinstalled along with a safety sling The array secured with safety...

Страница 15: ...CS II assembly Remove both shackles from one ARCOUPL bar Align the holes of the ARCOUPL bar with the BUMP3 Secure both ends of the BUMP3 ARCOUPL assembly a Drive a pierced bolt into the holes at one o...

Страница 16: ...o l acoustics com www l acoustics com L Acoustics GmbH Steierm rker Str 3 5 70469 Stuttgart Germany 49 7 11 89660 323 L Acoustics Ltd PO Box Adler Shine Aston House Cornwall Avenue London N3 1LF Unite...

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