CMS 503ICT LP
Full range ceiling loudspeaker for installation applications
50 Watts continuous, 200 Watts peak power
5" ICT (Inductive Coupling Technology) point source driver for extended frequency range
Ultra-shallow depth profile for applications where cavity space is restricted
High durability design for constant heavy usage in demanding applications
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 30 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
Specifications
Performance
Frequency response (-3 dB) (1) 88 Hz - 50 kHz
Frequency range (-10 dB) (1) 77 Hz - 54 kHz
System sensitivity (1 W @ 1 m) (2) 89 dB (1 W = 4 V for 16 Ohms)
Nominal Coverage Angle 90 degrees conical
Power Handling (3)
Average 50 W
Programme 100 W
Peak 200 W
Recommended Amplifier Power 100 W @ 16 Ohms
Nominal Impedance (Lo, Z) 16 Ohms
Rated maximum SPL
Average 106 dB
Peak 112 dB
Transformer Taps (via front rotary switch)
70 V 30 W (165 ) / 15 W (330 ) /
7.5 W (660 ) / 3.75 W (1320 ) /
OFF & low impedance operation
100 V 30 W (330 ) / 15 W (660 ) / 7.5 W (1320 )
/ OFF & low impedance operation
Transducers
Low Frequency 1 x 130 mm (5.0") mineral loaded polypropylene
High Frequency ICT
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
Dimensions
Bezel diameter 274.0 mm (10.79")
Front of ceiling to rear of backcan 98.6 mm (3.88")
Hole cutout diameter 253.0 mm (9.96")
UPC: 5035866175000
