L-Acoustics K3i Owner'S Manual Download Page 34

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Loudspeaker congurations

Use [xxxx_xx_C] or [xxxx_xx_Cx] on a reversed subwoofer in a cardioid conguration

The cardioid conguration consists in reversing 1 element in an array of 4 subwoofers.
Refer to the subwoofer owner's manual and to the

Cardioid congurations

technical bulletin.

Delay values

Do not forget to add the pre-alignment and geometric delays depending on the conguration.

Pre-alignment delays

K3 + KS28

presets

pre-alignment delay values and polarity settings

[K3] + [KS28_60]

K3 = 0.5 ms

KS28 = 0 ms

[K3] + [KS28_60_C]

K3 = 6 ms

KS28 = 0 ms

[K3] + [KS28_60_Cx]

K3 = 4 ms

KS28 = 0 ms

K3 + KS21

presets

pre-alignment delay values and polarity settings

[K3] + [KS21_60]

K3 = 0 ms

KS21 = 0 ms

[K3] + [KS21_60_C]

K3 = 5.5 ms

KS21 = 0 ms

[K3] + [KS21_60_Cx]

K3 = 5 ms

KS21 = 0 ms

K3i owner's manual (EN) version 1.0

Summary of Contents for K3i

Page 1: ...K3i owner s manual EN ...

Page 2: ...manual EN version 1 0 Distribution date April 22 2021 2021 L Acoustics All rights reserved No part of this publication may be reproduced or transmitted in any form or by any means without the express written consent of the publisher ...

Page 3: ...ion 17 K3i 17 Rigging elements 19 K3i BUMP 19 K3i BAR 21 K3i RIGBAR 22 KARAIIi DOWNK3i 24 K3i TILTBRACKET 26 K3i CEILINGBRACKET 28 K3i SCREEN 29 Mechanical safety 30 Loudspeaker con gurations 32 Line source 32 Line source with low frequency element 33 Additional down ll element 35 Rigging procedures 37 General principles 37 Tools 39 Flying 40 Flying a K3i array with K3i BUMP 40 Adding a pullback w...

Page 4: ...BRACKET 53 Stacking a K3i array on K3i TILTBRACKET 58 Securing a screen 62 Connection to LA ampli ed controllers 63 Cabling 64 Speci cations 68 APPENDIX A Recommendation for speaker cables 83 APPENDIX B Speci cations for custom rigging system 84 4 ...

Page 5: ... are familiar with the rigging techniques and safety recommendations outlined in this manual Ensure personnel health and safety During installation and set up personnel must wear protective headgear and footwear at all times Under no circumstances is personnel allowed to climb on a loudspeaker assembly Respect the Working Load Limit WLL of third party equipment L Acoustics is not responsible for a...

Page 6: ...to download the latest document and software updates Long term exposure to extreme conditions may damage the product For more information refer to the Products weather protection document available on the website Read the maintenance section of this document before servicing the product Contact L Acoustics for advanced maintenance Any unauthorized maintenance operation will void the product warran...

Page 7: ... is intended for all actors involved in the system design implementation preventive and corrective maintenance of the K3i system It must be used as follows 1 Read the technical description for an overview of all system elements their features and their compatibilities Electro acoustical description p 11 Rigging system description p 17 2 Prepare the system con guration Consider the mechanical limit...

Page 8: ...ler with DSP preset library and networking capabilities Refer to the LA4X LA8 LA12X owner s manual for operating instructions Cables speaker cable 4 x 2 5 mm2 cable Speaker cable used to connect 2 way active enclosures in parallel Adapt the cable length to the installation speaker cable 2 5 mm2 cable Speaker cable used to connect enclosures in parallel Adapt the cable length to the installation cu...

Page 9: ... mechanical modeling software LA Network Manager Software for remote control and monitoring of ampli ed controllers Refer to the Soundvision help Refer to the LA Network Manager help System component illustrations Cables 1 1 2 2 1 1 2 2 1 1 2 2 4 2 5 mm cable 2 5 mm cable custom 4 point speakON cable Rigging plates x2 x2 x2 x2 K3i TILTBRACKET K3i CEILINGBRACKET K3i LINK K3i ENDLINK Rigging accesso...

Page 10: ...System components KARAIIi DOWNK3i CLAMP250 Screens K3i SCREEN Software applications Soundvision LA Network Manager 10 K3i owner s manual EN version 1 0 ...

Page 11: ...ith four different settings 70 110 symmetric or 90 asymmetric A speci c K3i preset must be used for each directivity setting Within a line source different directivity settings can be combined to improve the coverage of the audience geometry 70 setting preset K3 70 Set the ns in the 70 position to provide the system with a 2 dB on axis gain 1 kHz compared to the 110 setting K3i owner s manual EN v...

Page 12: ...Electro acoustical description 90 settings preset K3 90 12 K3i owner s manual EN version 1 0 ...

Page 13: ...Electro acoustical description 110 setting preset K3 110 Mixed settings K3i owner s manual EN version 1 0 13 ...

Page 14: ... 100 1 000 10 000 Frequency Hz 180 160 140 120 100 80 60 40 20 0 20 40 60 80 100 120 140 160 180 Angle Dispersion angle diagram of a K3i array with 90 ns setting using lines of equal sound pressure at 3 dB 6 dB 12 dB 100 1 000 10 000 Frequency Hz 180 160 140 120 100 80 60 40 20 0 20 40 60 80 100 120 140 160 180 Angle Dispersion angle diagram of a K3i array with 110 ns setting using lines of equal ...

Page 15: ...4 HF IN A 0 dB 0 ms ON KS28_60 KS21_60 outputs channels routing gain delay polarity mute OUT 1 SB IN A 0 dB 0 ms ON OUT 2 SB IN A 0 dB 0 ms ON OUT 3 SB IN A 0 dB 0 ms ON OUT 4 SB IN A 0 dB 0 ms ON KS28_60_C KS28_60_Cx KS21_60_C KS21_60_Cx loudspeaker elements outputs channels routing gain delay polarity mute SR OUT 1 SR ON SB OUT 2 SB ON SB OUT 3 SB ON SB OUT 4 SB IN A 0 dB 0 ms ON K3i owner s man...

Page 16: ...ption Connectors K3i 2 4 point terminal blocks with push in connection Internal pinout for L Acoustics 2 way active enclosures terminal block points 1 1 2 2 Transducer connectors LF LF HF HF 16 K3i owner s manual EN version 1 0 ...

Page 17: ...tallation Like the K3 system the enclosures can be deployed in own or stacked arrays Multiple rigging kits are available depending on the desired con guration refer to System component illustrations p 9 K3i is compatible with two types of rigging plate kits standard rigging plates K3i LINK end rigging plates K3i ENDLINK K3i LINK can be used to add an inter element angle of 0 25 1 2 3 4 5 7 5 or 10...

Page 18: ...ngle A C B C B A Risk of acoustic leaks Do not remove the placeholder screws from the bottom rear inserts A B or C that are not used rigging accessory inter element angles used insert 0 25 3 C 2 5 10 B K3i LINK connecting from an enclosure below KARAIIi DOWNK3i 1 4 7 5 A K3i RIGBAR B K3i TILTBRACKET 5 2 5 0 2 5 5 7 5 10 12 5 15 A It is recommended to use the rigging report from Soundvision to prep...

Page 19: ...g system description Rigging elements K3i BUMP K3i BUMP is a rigging frame designed for ying K3i K3i BUMP can be used as the main lifting accessory for ying arrays of K3i K3i owner s manual EN version 1 0 19 ...

Page 20: ...0 K3i BUMP site angle 0 5 5 K3i site angle In Soundvision the splay angles are labeled as follows Elements panel angle in Soundvision splay angle 5 0 7 5 2 5 10 5 It is recommended to set a 0 splay angle 5 in Soundvision between the rst K3i and K3i BUMP By doing this the K3i axis is parallel to K3i BUMP 2 5 0 5 Four holes are available on the central bar of the K3i BUMP for site angle adjustments ...

Page 21: ...h can be attached as a rear or a front extension and in position A or B thus offering a total of 68 discrete positions for pick up points The pick up points are compatible with Ø19 mm shackles WLL 3 25 t two provided 17 1 17 1 rear extension front extension The rear extension is suited to downwards site angles and pullbacks The front extension is suited to upwards site angles K3i owner s manual EN...

Page 22: ... RIGBAR can be used as a pullback either with K3i BUMP combined with K3i BAR or another K3i RIGBAR as the main lifting accessory to provide a lightweight solution for ying up to 16 K3i K3i RIGBAR is equipped with two Ø12 mm shackles WLL 1 t 22 K3i owner s manual EN version 1 0 ...

Page 23: ...plemented CLAMP250 cannot be used on the bottom K3i RIGBAR Refer to the CLAMP250 owner s manual for more information Maximum limit with CLAMP250 CLAMP250 has a WLL Working Load Limit of 250 kg 550 lb It can support an array of up to 6 K3i For an hybrid array check the total weight of the array in Soundvision When using K3i RIGBAR as the main lifting accessory always implement a secondary safety us...

Page 24: ...AIIi DOWNK3i is a rigging interface for a Kara IIi array under a K3i array The inter element angle between the K3i array and the Kara IIi array can be set to 0 25 1 2 3 4 5 7 5 or 10 1 4 7 5 0 25 3 2 5 10 B A C 24 K3i owner s manual EN version 1 0 ...

Page 25: ...n KARAIIi DOWNK3i is assembled with six M6x19 screws provided T30 KARAIIi DOWNK3i is secured to the K3i array with four M8x35 screws and to the Kara IIi array with four M6x19 screws provided K3i owner s manual EN version 1 0 25 ...

Page 26: ...he top enclosure The angles can be set at the rear for downwards site angles or the front for upwards site angles Using K3i TILTBRACKET at the rear the site angle can be set between 5 and 15 in 2 5 steps 5 2 5 0 2 5 5 7 5 10 12 5 15 Using K3i TILTBRACKET at the front the site angle can be set between 5 and 25 in 2 5 steps 5 7 5 10 12 5 15 17 5 20 22 5 25 26 K3i owner s manual EN version 1 0 ...

Page 27: ...system description When used at the front it is not possible to use K3i SCREEN K3i TILTBRACKET cannot be used to mount K3i under the ceiling Refer to K3i CEILINGBRACKET p 28 K3i owner s manual EN version 1 0 27 ...

Page 28: ...p enclosure The angles can be set at the rear for downwards site angles or the front for upwards site angles Using K3i CEILINGBRACKET at the rear the site angle can be set between 5 and 15 in 2 5 steps 5 2 5 0 2 5 5 7 5 10 12 5 15 Using K3i CEILINGBRACKET at the front the site angle can be set between 5 and 25 in 2 5 steps 25 22 5 20 17 5 15 12 5 10 7 5 5 28 K3i owner s manual EN version 1 0 ...

Page 29: ...owed for a stack of K3i Always secure a stacked array to the ground using K3i TILTBRACKET to ensure stability of the array K3i SCREEN The K3i system features an acoustically transparent front screen suitable for own or stacked arrays The screen is secured on top of the rigging plates with four M6x25 rigging screws The placeholder screws can be removed through the rigging plates K3i owner s manual ...

Page 30: ... gives the maximum number of elements for which the safety factor can be compliant with the 2006 42 EC Machinery Directive when the other deployment parameters provide the best mechanical conditions For mixed arrays refer to your Soundvision model K3i con guration rigging accessory safe limit maximum limit own K3i BUMP K3i BAR optional rigging plates 12 24 K3i BUMP K3i BAR K3i RIGBAR rigging plate...

Page 31: ...ot be determined without the complex mechanical modeling and calculation offered by Soundvision Assessing the safety with Soundvision The overall safety factor of a speci c mechanical con guration always corresponds to the lowest safety factor among all the linking points Always model the system con guration with the Soundvision software and check the Mechanical Data section to identify the weakes...

Page 32: ... adjustable horizontal directivity The K3 70 K3 90 and K3 110 presets allow for a reference frequency response in long throw applications Each preset is dedicated to a horizontal directivity setting K3i is driven by the LA4X LA8 LA12X ampli ed controllers Enclosure K3i Preset K3 70 K3 90 K3 110 Frequency range 10 dB 42 Hz 20 kHz 32 K3i owner s manual EN version 1 0 ...

Page 33: ... Reduced maximum SPL or drive capacity with LA2Xi refer to the LA2Xi owner s manual K3i line source with KS28 or KS21i 2 K3i 1 KS28 3 K3i 2 KS21i 0 5 to 1 m 1 6 to 3 2 ft Enclosure K3i KS28 or KS21i Preset K3 70 K3 90 K3 110 xxxx_60 Frequency range 10 dB 25 Hz 20 kHz KS28 29 Hz 20 kHz KS21i Grouping subwoofers Place the subwoofer enclosures side by side If not possible the maximum distance between...

Page 34: ...in Delay values Do not forget to add the pre alignment and geometric delays depending on the con guration Pre alignment delays K3 KS28 presets pre alignment delay values and polarity settings K3 KS28_60 K3 0 5 ms KS28 0 ms K3 KS28_60_C K3 6 ms KS28 0 ms K3 KS28_60_Cx K3 4 ms KS28 0 ms K3 KS21 presets pre alignment delay values and polarity settings K3 KS21_60 K3 0 ms KS21 0 ms K3 KS21_60_C K3 5 5 ...

Page 35: ... LA4X LA8 LA12X ampli ed controllers The Kara IIi enclosures are also driven by the LA2Xi ampli ed controller Reduced maximum SPL or drive capacity with LA2Xi refer to the LA2Xi owner s manual The KARAIIDOWNK3 preset is optimized for a 110 ns setting on Kara IIi Enclosure K3i Kara IIi Preset K3 70 K3 90 K3 110 KARAIIDOWNK3 Frequency range 10 dB 42 Hz 20 kHz Do not add any delay between the K3i and...

Page 36: ...Loudspeaker con gurations Using the Kara IIi system Refer to the Kara IIi owner s manual for the operating modes of Kara IIi as a main system 36 K3i owner s manual EN version 1 0 ...

Page 37: ...r screws before securing the rigging plates A C B C B A Risk of acoustic leaks Do not remove the placeholder screws from the bottom rear inserts A B or C that are not used rigging accessory inter element angles used insert 0 25 3 C 2 5 10 B K3i LINK connecting from an enclosure below KARAIIi DOWNK3i 1 4 7 5 A K3i RIGBAR B K3i TILTBRACKET 5 2 5 0 2 5 5 7 5 10 12 5 15 A It is recommended to use the ...

Page 38: ...tion is positioned towards the rear of the enclosure At the bottom the shape of the rigging plate is parallel to the edge of the enclosure and the holes and inserts are aligned Always secure K3i LINK with the linking section upwards Do not confuse the angle accessories of K3i TILTBRACKET and K3i CEILINGBRACKET The K3i TILTBRACKET angle accessory is wider and smaller than the K3i CEILINGBRACKET ang...

Page 39: ...sing K3i TILTBRACKET to ensure the stability of the array When stacking two enclosures the top enclosure must be slightly lifted to align the inserts with the rigging plate holes Use an accessory like a wedge or a lever to adjust the height of the enclosure Be careful not to scratch the paint Tools Before rigging this product make sure all the tools listed are available References are given for FA...

Page 40: ...igging screws and M8 nuts provided Tools electric screwdriver with torque selector T40 Torx bit 13 mm hex socket Min number of operators 3 Rigging plates x2 K3i LINK Risk of falling objects Verify that no unattached items remain on the product or assembly Additional safety for own arrays When ying an array use available holes to implement a secondary safety 40 K3i owner s manual EN version 1 0 ...

Page 41: ... accessory inter element angles used insert 0 25 3 C 2 5 10 B K3i LINK connecting from an enclosure below KARAIIi DOWNK3i 1 4 7 5 A K3i RIGBAR B K3i TILTBRACKET 5 2 5 0 2 5 5 7 5 10 12 5 15 A It is recommended to use the rigging report from Soundvision to prepare the enclosures b Secure K3i LINK with the top and middle screws on both sides T40 x8 2 Position K3i BUMP on top of the enclosure K3i own...

Page 42: ...t K3i and K3i BUMP Refer to K3i BUMP p 19 Apply a torque of 7 N m 2 5 0 5 T40 x4 7 N m 4 Optionally secure a K3i BAR on K3i BUMP to extend the site angle capability in position A or B 1 2 3 4 A A B B Use the provided rigging axes and nuts and secure using two 19 mm hex bit Insert the safety pins 19 mm K3i BAR can be attached as a rear or a front extension Refer to K3i BAR p 21 42 K3i owner s manua...

Page 43: ...s 6 Prepare another enclosure Refer to step 1 p 41 This step requires three operators Hold the enclosure at the bottom until the rigging plates are secured 7 Secure the second enclosure under the array a Lift the second enclosure under the array The plates of the lower enclosure must be on top of the plates of the upper enclosure K3i owner s manual EN version 1 0 43 ...

Page 44: ...at the rear with the rigging screws Select the appropriate holes and inserts depending on the selected angle Apply a torque of 7 N m T40 x2 7 N m 1 4 7 5 0 25 3 2 5 10 B A C 8 Tighten all the screws on the supporting enclosure 9 Repeat step 6 p 43 to 8 p 44 as necessary to complete the array 44 K3i owner s manual EN version 1 0 ...

Page 45: ...on both sides Apply a torque of 7 N m T40 7 N m What to do next To add a pullback refer to Adding a pullback with K3i RIGBAR p 46 To add a down ll refer to Rigging a Kara IIi down ll array under a K3i array with KARAIIi DOWNK3i p 49 To add screens refer to Securing a screen p 62 K3i owner s manual EN version 1 0 45 ...

Page 46: ...or T40 Torx bit Min number of operators 2 Rigging plates x2 K3i LINK Risk of falling objects Verify that no unattached items remain on the product or assembly Additional safety for own arrays When ying an array use available holes to implement a secondary safety Procedure 1 Prepare an array of K3i Refer to Flying a K3i array with K3i BUMP p 40 2 Attach K3i RIGBAR to a motor using one Ø12 mm shackl...

Page 47: ...es 3 Secure K3i RIGBAR to the bottom enclosure Use the enclosure rear hole insert B T40 4 Tighten the screws of the bottom enclosure on both sides Apply a torque of 7 N m T40 7 N m K3i owner s manual EN version 1 0 47 ...

Page 48: ...e as vertical as possible Optionally the K3i array can be own using K3i RIGBAR at the front or at the back of the top enclosure Follow the procedure from Flying a K3i array with K3i BUMP p 40 using K3i ENDLINK on the top enclosure T40 7 N m What to do next To add screens refer to Securing a screen p 62 48 K3i owner s manual EN version 1 0 ...

Page 49: ... Rigging plates x2 K3i LINK Risk of falling objects Verify that no unattached items remain on the product or assembly Additional safety for own arrays When ying an array use available holes to implement a secondary safety Procedure 1 Prepare and raise an array of K3i Refer to Flying a K3i array with K3i BUMP p 40 2 Prepare a single Kara IIi with KARAIIi ENDLINK Refer to the Kara IIi owner s manual...

Page 50: ...rews Use four M6x19 rigging screws Apply a torque of 5 N m 5 N m This step requires three operators Hold the enclosure at the bottom until the rigging plates are secured 5 Secure Kara IIi under the array a Lift Kara IIi under the K3i array 50 K3i owner s manual EN version 1 0 ...

Page 51: ... c Link KARAIIi DOWNK3i at the rear with the rigging screws Select the appropriate holes and inserts depending on the selected angle Apply a torque of 7 N m T40 1 4 7 5 0 25 3 2 5 10 B A C 6 Tighten the screws of the bottom K3i enclosure on both sides Apply a torque of 7 N m K3i owner s manual EN version 1 0 51 ...

Page 52: ... the array 9 Add more Kara IIi with KARAIIi LINK as necessary to complete the array 10 Check that all screws are secured and tightened What to do next To add screens to K3i refer to Securing a screen p 62 To add screens to Kara IIi refer to the Kara IIi owner s manual 52 K3i owner s manual EN version 1 0 ...

Page 53: ...s x2 x2 x2 K3i LINK K3i ENDLINK K3i CEILINGBRACKET Site angles 5 2 5 0 2 5 5 7 5 10 12 5 15 25 22 5 20 17 5 15 12 5 10 7 5 5 with the angle at the rear with the angle at the front When used at the front it is not possible to use K3i SCREEN Fasteners for ceiling mounting Select screw length and anchors applicable to the ceiling properties Model the array in Soundvision and check the loads on riggin...

Page 54: ... in Ø11 5 mm 0 43 in 322 2 mm 12 7 in 2 On the rst enclosure remove the relevant placeholder screws on both sides A C B C B A Risk of acoustic leaks Do not remove the placeholder screws from the bottom rear inserts A B or C that are not used rigging accessory inter element angles used insert 0 25 3 C 2 5 10 B K3i LINK connecting from an enclosure below KARAIIi DOWNK3i 1 4 7 5 A K3i RIGBAR B K3i TI...

Page 55: ...s three operators Hold the enclosure at the bottom until the rigging plates are secured 4 Secure the enclosure on K3i CEILINGBRACKET with rigging screws a Secure the enclosure to the short bracket K3i CEILINGBRACKET must be on top of the plates of the enclosure K3i owner s manual EN version 1 0 55 ...

Page 56: ...emove the relevant placeholder screws refer to step 2 p 54 b Secure the top and middle screws of K3i LINK on both sides T40 x8 c Lift the enclosure under the array and tighten the screws Select the appropriate holes and inserts depending on the selected angle 1 4 7 5 0 25 3 2 5 10 B A C d Tighten all the screws on the supporting enclosure Apply a torque of 7 N m 56 K3i owner s manual EN version 1 ...

Page 57: ...ging procedures 6 Tighten the bottom screws on the last enclosure Apply a torque of 7 N m T40 x4 7 N m What to do next To secure screens refer to Securing a screen p 62 K3i owner s manual EN version 1 0 57 ...

Page 58: ...umber of operators 3 Rigging plates x2 x2 x2 K3i LINK K3i ENDLINK K3i TILTBRACKET Site angles 5 2 5 0 2 5 5 7 5 10 12 5 15 5 7 5 10 12 5 15 17 5 20 22 5 25 with the angle at the rear with the angle at the front When used at the front it is not possible to use K3i SCREEN Fastening brackets Always secure a stacked array to the ground using K3i TILTBRACKET to ensure the stability of the array Risk of...

Page 59: ... in Ø11 5 mm 0 43 in 322 2 mm 12 7 in 2 On the enclosure remove the placeholder screws At the bottom rear remove insert A A C B C B A Risk of acoustic leaks Do not remove the placeholder screws from the bottom rear inserts B or C that are not used 3 Secure the top and middle screws of K3i LINK on both sides T40 x8 K3i owner s manual EN version 1 0 59 ...

Page 60: ...erts and the holes and tighten the screws Select the appropriate hole on the angle accessories 6 Depending on the selected deployment add more K3i enclosures one at a time a On the additional enclosure remove the relevant placeholder screws refer to step 2 p 59 b Secure the top and middle screw of the link on both sides For the last enclosure at the top of the stacked array use K3i ENDLINK otherwi...

Page 61: ...r devices to align the inserts and the holes and tighten the screws Select the appropriate hole on the angle accessories 1 4 7 5 0 25 3 2 5 10 B A C e Tighten all the screws on the supporting enclosure Apply a torque of 7 N m 7 Check that all the screws are secured and tightened What to do next To secure screens refer to Securing a screen p 62 K3i owner s manual EN version 1 0 61 ...

Page 62: ... 1 Risk of falling objects Verify that no unattached items remain on the product or assembly Secure the screens on the enclosures after the array is fully assembled Procedure 1 Remove the placeholder screws through the rigging plates on both side T30 Risk of bending screen xing tabs Always use the self sticking washers for securing a screen when there are no rigging plates on the enclosure 2 Secur...

Page 63: ...th LA2Xi refer to the LA2Xi owner s manual Refer to the cabling schemes to connect the enclosures to different types of output connectors Refer to the cable manufacturer documentation for the wire color code Cabling schemes For K3i Kara IIi Two channel speakON output 1 1 2 2 LF HF 1 2 5 mm cables 2 2 1 custom cable Refer to the Kara IIi owner s manual for the cabling schemes of Kara IIi with LA2Xi...

Page 64: ...or speaker cables p 83 Cabling schemes p 63 About this task The connector sealing plates have two cable glands one for the input cable and one for the cable connecting to the next enclosure in parallel The second cable gland is equipped with a protective plug This procedure describes how to connect the input cable to the enclosure If the enclosure must be connected in parallel remove the protectiv...

Page 65: ...Connection to LA ampli ed controllers 2 Insert the cable through the sealing nut and the cable gland 3 Strip the wires of the cable 30 mm 10 mm 4 x 2 5 mm2 cable K3i owner s manual EN version 1 0 65 ...

Page 66: ...acturer documentation for the wire color code 4 Push the wires into the terminals If necessary use a small tool in the hole next to the terminal to unlock it 5 Secure the connector sealing plate to the connector plate T25 3 N m 66 K3i owner s manual EN version 1 0 ...

Page 67: ...Connection to LA ampli ed controllers 6 Tighten the sealing nut What to do next To remove the cables use the small tool to unlock the terminals and pull on the wires K3i owner s manual EN version 1 0 67 ...

Page 68: ...SC waveguide L Fins Nominal impedance LF 8 Ω HF 8 Ω Connectors IN 1 4 point terminal block with push in connection LINK 1 4 point terminal block with push in connection Rigging and handling external rigging kits M8 inserts for rigging plates M6 inserts for K3i SCREEN inter element angles 0 25 1 2 3 4 5 7 5 or 10 Weight net 36 kg 78 lb Cabinet premium grade Baltic birch plywood Front coated steel g...

Page 69: ...Speci cations K3i dimensions 907 mm 35 7 in 357 mm 14 1 in 287 mm 11 3 in 429 mm 16 9 in 403 mm 15 9 in K3i owner s manual EN version 1 0 69 ...

Page 70: ...er Acoustical load LF bass re ex HF DOSC waveguide L Fins Nominal impedance LF 8 Ω HF 8 Ω Connectors IN 1 4 point terminal block with push in connection LINK 1 4 point terminal block with push in connection Rigging and handling external rigging kits 10 M6 inserts for rigging 4 M6 inserts for screens inter element angles 0 1 2 3 4 5 7 5 or 10 Weight net 21 kg 46 lb Cabinet premium grade Baltic birc...

Page 71: ...Speci cations Kara IIi dimensions 701 mm 27 6 in 187 mm 7 4 in 409 mm 16 1 in 383 mm 15 1 in 403 mm 15 9 in 252 mm 9 9 in K3i owner s manual EN version 1 0 71 ...

Page 72: ...h tting 2 point rigging system 6 ergonomic handles 2 ground runners 8 side runners Weight net 79 kg 174 lb Cabinet premium grade Baltic beech and birch plywood Front coated steel grill acoustically neutral 3D fabric Rigging components high grade steel Finish dark grey brown Pantone 426 C 1 Peak level at 1 m under half space conditions using pink noise with crest factor 4 preset speci ed in bracket...

Page 73: ...ctors 1 4 point terminal block with push in connection Rigging and handling external rigging kits M6 inserts for rigging plates M8 inserts for A U15i 1 DIN580 compatible M8 threaded insert Weight net 46 kg 101 lb Cabinet premium grade Baltic beech and birch plywood Front coated steel grill acoustically neutral 3D fabric Finish dark grey brown Pantone 426 C pure white RAL 9010 custom RAL code on sp...

Page 74: ...Speci cations KS21i dimensions 569 mm 22 4 in 752 mm 29 6 in 602 mm 23 7 in 629 mm 24 8 in 74 K3i owner s manual EN version 1 0 ...

Page 75: ...Description Flying frame for K3i 2 Ø19 mm shackles WLL 3 25 t Weight net 21 kg 45 lb Material high grade steel with anti corrosion coating K3i BUMP dimensions 80 mm 3 1 in 520 mm 20 5 in 913 mm 35 9 in K3i owner s manual EN version 1 0 75 ...

Page 76: ... Rigging bar and pullback for K3i 2 Ø12 mm shackles WLL 1 t Weight net 10 kg 20 lb Material high grade steel with anti corrosion coating K3i RIGBAR dimensions 968 mm 38 1 in 301 mm 11 9 in 50 mm 2 in 961 mm 37 9 in 76 K3i owner s manual EN version 1 0 ...

Page 77: ...bar for K3i BUMP 2 Ø19 mm shackles WLL 3 25 t 2 Ø25 mm axis M12 nuts and safety pins Weight net 17 kg 36 lb Material high grade steel with anti corrosion coating K3i BAR dimensions 1014 mm 39 9 in 65 mm 2 6 in 216 mm 8 5 in K3i owner s manual EN version 1 0 77 ...

Page 78: ...escription Interface for ying Kara IIi below K3i Weight net 10 kg 22 lb Material high grade steel with anti corrosion coating KARAIIi DOWNK3i dimensions 944 mm 37 2 in 199 mm 7 8 in 117 mm 4 6 in 411 mm 16 2 in 78 K3i owner s manual EN version 1 0 ...

Page 79: ...eight net 1 3 kg 2 2 lb Material high grade steel with anti corrosion coating K3i TILTBRACKET dimensions 65 mm 2 6 in 180 mm 7 1 in 60 mm 2 4 in 60 mm 2 4 in 70 mm 2 8 in 50 mm 2 in 35 mm 1 4 in Ø 11 5 mm 0 45 in Ø 11 5 mm 0 45 in Ø 9 mm 0 35 in Ø 9 mm 0 35 in K3i owner s manual EN version 1 0 79 ...

Page 80: ...3i Weight net 1 kg 2 2 lb Material high grade steel with anti corrosion coating K3i CEILINGBRACKET dimensions 65 mm 2 6 in 60 mm 2 4 in 35 mm 1 4 in Ø 11 5 mm 0 45 in Ø 11 5 mm 0 45 in Ø 9 mm 0 35 in Ø 9 mm 0 35 in 60 mm 2 4 in 61 mm 2 4 in 40 mm 1 6 in 183 mm 7 2 in 80 K3i owner s manual EN version 1 0 ...

Page 81: ... Description Acoustically transparent front screen for K3i Weight net 2 4 kg 4 4 lb Material high grade steel with anti corrosion coating K3i SCREEN dimensions 921 mm 36 3 in 357 mm 14 1 in 82 mm 3 2 in K3i owner s manual EN version 1 0 81 ...

Page 82: ...peci cations Description Clamp certi ed for 250 kg Weight net 1 8 kg 4 lb Material high grade steel with anti corrosion coating CLAMP250 dimensions 167 mm 6 6 in 103 mm 4 1 in 227 mm 8 9 in 82 K3i owner s manual EN version 1 0 ...

Page 83: ... provides the recommended maximum length for loudspeaker cables depending on the cable gauge and on the impedance load connected to the ampli er recommended maximum length cable gauge 8 Ω load 4 Ω load 2 7 Ω load mm 2 SWG AWG m ft m ft m ft 2 5 15 13 30 100 15 50 10 33 4 13 11 50 160 25 80 17 53 6 11 9 74 240 37 120 25 80 Use the more detailed L Acoustics calculation tool to evaluate cable length ...

Page 84: ... plates K3i 36 kg 78 lb Screws The grade and threaded length of screws used on the enclosures depend on the design of the metal sheets on the array Recommended screws for a 3 mm thickness metal sheet M8 x 35 Adapt the length of the screw according to the thickness of the sheet Prevent screws from loosening threadlocker spring washer Threaded inserts Maximum tensile strength 1160 N Maximum shear st...

Page 85: ...L Acoustics 13 rue Levacher Cintrat 91460 Marcoussis France 33 1 69 63 69 63 info l acoustics com www l acoustics com ...

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