Page 2 - Table of Contents
ELECTRO-VOICE ® XLC TM Rigging Manual 1 Table of Contents Rigging-Safety Warning .............................................................................................................................................. 2 0 Introduction ..............................................................
Page 3 - Rigging-Safety Warning; rigging configurations as implemented in practice.
ELECTRO-VOICE ® XLC TM Rigging Manual 2 Rigging-Safety Warning This document details general rigging practices appropriate to the entertainment industry, as they would apply to the rigging of Electro-Voice XLC loudspeaker systems. It is intended to familiarize the reader with standard rigging hardwa...
Page 4 - XLC-127 Loudspeaker System; secured to the left and right enclosure sides.
ELECTRO-VOICE ® XLC TM Rigging Manual 3 Figure 1a: XLC-127 Loudspeaker System Front View (Without Grille) Weight: 116 lb (52.6 kg) Top View 14.25in (362mm) Center of Gravity Side View Rear View Center of Gravity 8.31in (211mm) Ref 8.31in (211mm) 22.50in (572mm) 19.44in (494mm) 39.00in (991mm) CL 11....
Page 5 - XLC-118 Loudspeaker System
ELECTRO-VOICE ® XLC TM Rigging Manual 4 Figure 1b: XLC-127+ Loudspeaker System Front View (Without Grille) Weight: 111 lb (50.3 kg) Top View 14.25in (362mm) Center of Gravity Side View Rear View Center of Gravity 7.94in (202mm) Ref 22.50in (572mm) 19.56in (497mm) 39.00in (991mm) CL 11.02in (280mm) C...
Page 6 - XLC Rigging System; Overview of the XLC Flying System; and 4b show key dimensions for the rigging hardware.
ELECTRO-VOICE ® XLC TM Rigging Manual 5 1. XLC Rigging System 1.1 Overview of the XLC Flying System The XLC loudspeaker systems have been designed to construct acoustic line arrays. Acoustic line arrays typically consist of independent columns of loudspeaker systems. This simplifies the rigging syst...
Page 7 - Typical XLC Flying System
ELECTRO-VOICE ® XLC TM Rigging Manual 6 Figure 2: Typical XLC Flying System Hoist Motor XLC Enclosures Grid Eight XLC Enclosures Hinged at the Front by the Button Bars and Front Rigging Tubes Angles Between Enclosures fixed by Pins through the Swing Arms and Rear Rigging Slot Holes The swing arm fro...
Page 8 - retracted position for transport.; XLC Rigging Hardware
ELECTRO-VOICE ® XLC TM Rigging Manual 7 Specifically, this means that when the enclosures are suspended, the back of the bottom enclosure will rotate down until the pin is stopped at the end of the slot in the swing arm. This one pin will not prevent the back corners of the enclosures from coming to...
Page 10 - XLC-118 Rigging Dimensions; Dual Locking Pin Rigging Configurations
ELECTRO-VOICE ® XLC TM Rigging Manual 9 Figure 4b: XLC-118 Rigging Dimensions Rear View Side View CL Front View (With Grille) Hole Detail Scale = 3:1 9.22in (234mm) Typ. 12.34in (313mm) 1.00in (25.4mm) Typ. 38.22in (971mm) Cent. 7.79in (198mm) 7.67in (195mm) 0.32in (8.1mm) R6.30in (160mm) 1.22in (31...
Page 11 - XLC Rigging and Flying Techniques; Array Considerations; orientation as shown in Figure1.; Rigging an Array Using the XLC Front Dollies; loudspeaker array with enclosures transported on front dollies.
ELECTRO-VOICE ® XLC TM Rigging Manual 10 2. XLC Rigging and Flying Techniques 2.1 Array Considerations The XLC loudspeaker systems have been specifically designed to construct acoustic line-arrays. Line-array systems typically consist of independent columns of loudspeaker enclosures. The most common...
Page 12 - nique that was used to link two enclosures.
ELECTRO-VOICE ® XLC TM Rigging Manual MAKE SURE THAT THE SPRING-LOADED BUTTONS ON THE BUTTON BARS FULLY LOCK INTO THE ROUND HOLES IN THE FRONT RIGGING TUBES ON BOTH ENCLOSURES. REPEAT THIS FOR EVERY ENCLOSURE ON BOTH SIDES OF THE LINE ARRAY. Attach the top enclosure in the array to the grid, as show...
Page 13 - THE ENCLOSURES MUST BE BROUGHT OUT OF COMPRESSION AND THE
ELECTRO-VOICE ® XLC TM Rigging Manual 12 Initially, the rear rigging will be slack as the array is lifted. As more enclosures are suspended, the rear swing arms in the top enclosures will go into tension. If it is desired to lock the enclosures at their vertical splay angles when in compression as w...
Page 14 - Flying XLC Systems with Front Dollies - Step 1
ELECTRO-VOICE ® XLC TM Rigging Manual Figure 6a: Flying XLC Systems with Front Dollies - Step 1 Figure 6b: Flying XLC Systems with Front Dollies - Step 2 Figure 6c: Flying XLC Systems with Front Dollies - Step 3 13
Page 15 - Flying XLC Systems with Front Dollies - Step 4
ELECTRO-VOICE ® XLC TM Rigging Manual Figure 6d: Flying XLC Systems with Front Dollies - Step 4 Figure 6e: Flying XLC Systems with Front Dollies - Step 5 Dolly Clip 14
Page 16 - Special Safety Considerations; Working-Load Limit and Safety Factor Definitions; THE USER SHOULD NEVER APPLY A LOAD THAT EXCEEDS THE WORKING-; CAUTIONS for Working-Load Limits and Safety Factors; that an 8:1 safety factor be maintained for the XLC loudspeakers.
ELECTRO-VOICE ® XLC TM Rigging Manual 3. Rigging-Strength Ratings, Safety Factors, and Special Safety Considerations 3.1 Working-Load Limit and Safety Factor Definitions The structural ratings for all of the XLC rigging components and complete loudspeaker systems are based on test results in which p...
Page 17 - Structural Rating Overview; which is the combined strength of the rigging; The total strength of the overall enclosure; which is a function of the combined forces from; Simplified Structural-Rating Guidelines
ELECTRO-VOICE ® XLC TM Rigging Manual 16 3.2 Structural Rating Overview There are two independent strength ratings that, together, give a complete description of the overall structural performance capabilities of any XLC loudspeaker system. They are defined as follows: 1. The strength of each indivi...
Page 18 - Vertical angle of each enclosure; Simplified XLC Rigging-Rating Guidelines
ELECTRO-VOICE ® XLC TM Rigging Manual 17 These guidelines provide a simplified rating for typical arrays based on the: 1. Vertical angle of each enclosure 2. Total weight of that enclosure plus all of the enclosures and rigging hung below it. 3. Angles of the force components on the front button bar...
Page 19 - a result of the complex weight distribution throughout the array.; Discussion of Array Examples:; For example, if the top enclosure in a column was angled down
ELECTRO-VOICE ® XLC TM Rigging Manual 18 Figure 7 includes a graph of the working-load weight-versus-angle limit rating for the XLC enclo- sures. This working-load weight limit is applicable to every enclosure in an array, and includes the weight of that enclosure plus the total weight of all enclos...
Page 20 - WHEN SUSPENDING ANY XLC LOUDSPEAKER SYSTEM OVERHEAD, THE
ELECTRO-VOICE ® XLC TM Rigging Manual 19 The reader should consult an experienced structural engineer to perform the complex structural analysis. WHEN SUSPENDING ANY XLC LOUDSPEAKER SYSTEM OVERHEAD, THE WORKING-LOAD LIMITS MUST NEVER BE EXCEEDED FOR EACH INDIVIDUAL RIGGING POINT, AND THE OVERALL ENC...
Page 21 - Structural Ratings
ELECTRO-VOICE ® XLC TM Rigging Manual 20 Figure 8: XLC-127, XLC-127+ and XLC-118 Front-Rigging-Point Structural Ratings 0 100 200 300 400 500 600 700 800 900 1000 1100 -180 -150 -120 -90 -60 -30 0 30 60 90 120 150 180 Angle (De gr e e s) W o rk ing- Load Li m it ( lb) 0 50 100 150 200 250 300 350 40...
Page 24 - Enclosure Structural Ratings
ELECTRO-VOICE ® XLC TM Rigging Manual Figure 11: XLC-127, XLC-127+ and XLC-118 Overall Enclosure Structural Ratings Total Column Weight Working-Load Limit 2200 lb (998 kg) 23
Page 25 - CAUTIONS for a Complex Structural Rating Analysis; WHEN APPLYING A COMPLEX STRUCTURAL RATING ANALYSIS TO ANY
ELECTRO-VOICE ® XLC TM Rigging Manual XLC-127, XLC-127+ and XLC-118 Overall Enclosure Structural-Strength Ratings The actual strength of the XLC enclosures will depend on the complex total of the combined forces from each of the rigging points acting on the enclosure as a whole and will vary with th...
Page 26 - and complete loudspeaker systems.
ELECTRO-VOICE ® XLC TM Rigging Manual 25 3.6 Electro-Voice Structural-Analysis Procedures Electro-Voice maintains a structural pull-test facility in Burnsville, Minnesota USA which includes load cells with digital-electronic display and recording. The load cells are calibrated annually by an in-depe...
Page 27 - Rigging Inspection and Precautions; Electro-Voice XLC Front Rigging Button Bar Assemblies:
ELECTRO-VOICE ® XLC TM Rigging Manual 26 4. Rigging Inspection and Precautions Electro-Voice XLC Loudspeaker Systems: Prior to each use, inspect the loudspeaker enclosures for any cracks, deformations, missing or damaged components that could reduce enclosure strength. Inspect the rigging frame asse...
Page 28 - Prior to each use, inspect the pull-up grid bar assembly any for; Miscellaneous Mechanical Components:; Prior to each use, inspect all mechanical components
ELECTRO-VOICE ® XLC TM Rigging Manual Pull-Up Grid Assemblies: Prior to each use, inspect the pull-up grid bar assembly any for cracks, burrs, deformations, corrosion or missing or damaged components that could reduce the pull-up assembly strength. Replace any pull-up grids that are damaged or missi...
Page 29 - References; Rigging References
ELECTRO-VOICE ® XLC TM Rigging Manual 28 References Rigging References [1] W.E. Rossnagel, L.R. Higgins & J.A. MacDonald, Handbook of Rigging for Construction and Industrial Operations, McGraw-Hill Book Company, New York, NY, USA (1988). [2] J.O. Glerum, Stage Rigging Handbook, Southern Illinois...
Page 30 - Notes
