CMS 603DC BM 6" DC Enclosed Ceiling Speaker 100V/16Ω

Product Features

• Full range ceiling loudspeaker for installation applications
• 80 Watts continuous, 320 Watts peak power
• Next generation 6" 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 4 way clamp mounting system
• Mounting C-ring and ceiling tile rails included
• 10-Year Warranty Program
• Designed and engineered in the U.K.

Product Specifications

Performance

• Frequency response (-3 dB):  75 Hz - 30 kHz
• Frequency range (-10 dB):  50 Hz - 30 kHz
• Frequency range (-10 dB) PI Backcan:  46 Hz - 30 kHz
• System sensitivity (1 W @ 1 m):  91 dB (1 W = 4 V for 16 Ohms)
• Nominal coverage angle:  90 degrees conical
• Power handling
  • Average:  80 W
  • Programme:  160 W
  • Peak:  320 W
• Recommended amplifier power:  160 W @ 16 Ohms
• Nominal impedance (Lo, Z):  16 Ohms
• Rated maximum SPL
  • Average:  110 dB
  • Peak:  116 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 & low impedance operation

Transducers

• Dual concentric point source driver:  1 x 165 mm (6.5") Dual Concentric driver, using Omnimagnet technology
• Low frequency 44 mm (1.75") voice coil, treated multi fiber 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 enclosure for load bearing safety bond
• Clamping design:  Security toggle clamp Min / Max clamping range 9.5 mm (0.37") / 60 mm (2.36") Recommended clamp torque: 1.5 Nm
• Cable entry options:  Cable clamp & squeeze connector for conduit up to 22 mm
• Connectors:  Removable locking connector with screw terminals with “loop through” facility
• Compliance:  UL-1480, UL-2043, CE