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CMS 803DC BM


8″ Full Range Ceiling Loudspeaker with Dual Concentric Driver for Installation Applications (Blind Mount)

  • Full range ceiling loudspeaker for installation applications
  • 90 Watts continuous, 360 Watts peak power
  • Next generation 8″ Dual Concentric driver featuring Omnimagnet technology
  • Torus Ogive waveguide for improved high frequency response and directivity
  • Blind Mount version supplied with acoustically enhanced zinc plated steel back can
  • Integrated single unit construction for ease of installation
  • UL 1480 certified for general signalling systems
  • UL 2043 certified for air-handling spaces
  • Multiple transformer taps for 70 V and 100 V line systems or 16 Ohm direct input
  • Low insertion loss 60 W line transformer with easily accessible tapping switch
  • Optimised for LAB GRUPPEN low impedance LUCIA amplifiers with up to 8 CMS series loudspeakers per channel
  • Semi matt white finish fits unobtrusively in any environment
  • Powder coated UV resistant perforated steel mesh grille with dust protection
  • Removable magnetic grille for custom painting
  • Optional ARCO designer grilles available for minimal architectural impact
  • Self-aligning 5 way clamp mounting system
  • Mounting C-ring and ceiling tile rails included
  • Designed and engineered in England

CMS803DC BM

8″ Full Range Ceiling Loudspeaker with Dual Concentric Driver for Installation Applications (Blind Mount)

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CMS 3.0 CMS 803DC BM

The CMS 803DC BM is a full bandwidth 360-Watt high sensitivity loudspeaker that utilises our third generation Ceiling Monitor System technology (CMS 3.0). Thanks to an all-new proprietary 8″ Dual Concentric pointsource driver with Omnimagnet technology on a Torus Ogive Waveguide, the UL certifi ed CMS 803DC BM delivers wide and consistent broadband directivity with enhanced intelligibility – plus highly accurate and linear response.

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Optimised for Installation

Specifically designed with a 5 way self-aligning clamp system for fast, simple and cost effective installation, CMS 803DC BM features an acoustically enhanced zinc plated steel back can, and a removable locking screw terminal connector with loop-thru functionality. A low insertion loss 60 W transformer with convenient front panel tap switching, paintable powder coated steel mesh grille with dust protection, two tile support rails and one C-ring are all included. An Arco style grille, which conceals the entire unit for aesthetic purposes, and plaster (mud) ring are available separately.

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LAB GRUPPEN Ready

The CMS 803DC BM is finished in semi matt white and optimised for use with LAB GRUPPEN LUCIA amplifiers, which accommodate up to 8 CMS Series loudspeakers per channel

Performance

Frequency response (-3 dB) (1) 47 Hz – 30 kHz BM Backcan
Frequency range (-10 dB) (1) 40 Hz – 35 kHz BM Backcan
Frequency range (-10 dB) (1) 41 Hz – 35 kHz PI Backcan
System sensitivity (1 W @ 1 m) (2) 92 dB (1 W = 4 V for 16 Ohms)
Nominal coverage angle 90 degrees conical
Power handling (3)
Average 90 W
Programme 180 W
Peak 360 W
Recommended amplifier power 180 W @ 16 Ohms
Nominal impedance (Lo, Z) 16 Ohms
Rated maximum SPL
Average 112 dB
Peak 118 dB
With THP60 – average 110 dB
Transformer taps (via front rotary switch)
70 V 60 W (83 Ω) / 30 W (165 Ω) /15 W (330 Ω) / 7.5 W (660 Ω) /OFF & low impedance operation
100 V 60 W (165 Ω) / 30 W (330 Ω) /15 W (660 Ω) / OFF & lowimpedance operation

Transducers

Dual concentric point source driver 1 x 200 mm (8.0″) Dual Concentricdriver, using Omnimagnet technology
Low frequency 44 mm (1.75″) voice coil, treated multifiber paper pulp cone
High frequency 25 mm (1.00″) PEI dome

Physical

Enclosure
Backcan Zinc plated steel
Baffle Reflex loaded UL 94V-0 rated ABS
Grille Steel, with weather resistant coating
Safety features Safety ring located at rear of enclosurefor load bearing safety bond
Clamping design Security toggle clamp Min / Maxclamping range 9.5 mm (0.37″) /60 mm (2.36″) Recommendedclamp torque: 1.5 Nm
Backcan options
Blind mount (BM) Complete with fi xed backcan
Pre install (PI) Separate backcan for pre-installation
Cable entry options Cable clamp & squeeze connector forconduit up to 22 mm
Conduit knockouts on PI Backcan 3 Sets of horizontal positions19 / 22 / 28 mm (0.75″ / 0.87″ / 1.10″)
Connectors Removable locking connectorwith screw terminals with“loop through” facility
Compliance UL-1480, UL-2043, CE
Dimensions
Bezel diameter 319.0 mm (12.56″)
Front of ceiling to rear of backcan
Front of ceiling to top of safety loop
BM model: Front of ceiling to rear of backcan 310.5 mm (12.22″)
BM model: Front of ceiling to top of safety loop 327.7 mm (12.90″)
PI model: Front of ceiling surface to rear of speaker unit 125.6 mm (4.94″)
PI model: Front of accessory backcan bezel to top of safety loop 168.5 mm (6.63″)
Hole cutout diameter (all models) 295 mm (11.61″)
Net weight (ea)
CMS 803DC BM 8.5 kg (18.74 lbs)
CMS 803DC PI 5.0 kg (11.02 lbs)
PI Backcan 3.7 kg (8.1 lbs)
Included accessories C-Ring, tile-bridge kit, paint mask,cut-out template, grille
Optional accessories Plaster (mud) ring, Arco grille

More Info

ARCO GRILLE CMS 803  (Grill accessory optional extra)

ARCO Grille Accessory for CMS 803 Series Ceiling Loudspeakers

  • Black ARCO grille accessory for use with CMS 803 series ceiling loudspeakers
  • For architecturally sensitive installations where complete baffle is required to be hidden
  • Powder coated UV resistant perforated steel mesh grille with dust protection and ABS trim ring
  • Magnetic fixing requires no tools for installation
  • Easily removed for custom painting on site
  • Minimal architectural impact
  • 10-Year Warranty Program*
  • Designed and engineered in the U.K.