Compact Ceiling Loudspeaker

Frequency Range (-10dB)

68 Hz – 17 kHz

Power Rating

IEC System Long-Term Ratings (low-Z direct):
40 Watts Continuous Program Power
20 Watts Continuous Pink Noise (80W peak), 100 hr

Transformer Taps

15 W, 7.5 W, 3.8 W @ 70V and 100V (& 1.9 W @ 70V only)

Frequency Response (±3 dB)

95 Hz – 15 kHz

Sensitivity

84 dB (1kHz - 16 kHz)

Coverage Angle

130° conical

Directivity Factor (Q)

9.8

Directivity Index (DI)

7.4 dB

Maximum SPL (1m)

97 dB (low-impedance, 103 dB peak)
96 dB (top 70V/100V tap)

Impedance

8 ohms (in direct/bypass 8Ω setting)

Drivers

76 mm (3 inch) with polypropylene cone, butyl rubber surround, Kapton™ voice coil former, high temperature voice coil, aluminum coupling ring for low distortion and HF extension

Input Connectors

Removable locking 4-pin connector with screw-down terminals. Max wire size 12 AWG (2.5 mm2)

Connector Wiring

Pin 1 = + In; Pin 2 = - In; Pin 3 = + Loop Thru; Pin 4 = - Loop Thru

Strain Reliefs

Strain relief for two cables or two flex conduits via coupled clamping mechanism

Materials

ABS baffle with UL94-V0 and UL94-5VB flame class fire rating. Zinc-plated steel backcan

Safety Agency

UL1480, UL2043, NFPA90 & NFPA70; S7232/UL Listed, Suitable for use in air handling spaces, Signaling Speaker; Transformer UL registered per UL1876; ROHS, C-tick N108, CE compliant; Baffle meets UL94-V0 and UL94-5VB flammability rating; In accordance with IEC60849/EN60849 systems

Dimensions

196 mm diameter x 138 mm depth from back of baffle (7.7 in diameter x 5.4 in depth)

Ceiling Cutout Size

170 mm (6.7 in) diameter (cardboard cutout template included)

Ceiling Thickness Range

Up to 35 mm (1.4 in) with stock dog-ears. MTC-TCD thickceiling dog-ears available for up to 55 mm (2.2 in) ceiling thicknesses.

Safety Seismic Attachment

One point, top surface

Net Weight

1.6 kg (3.5 lbs, one speaker)

Shipping Weight

6.7 kg (14.7 lbs, pair in master carton)

Included Accessories

C-ring support backing plate, 2 tile support rails (for 2 ft or 600 mm tile spans; optional MTC-48TR extension available for larger 4 ft or 1200 mm tile spans), cutout template, paint shield, removable locking multi-pin connector, grille.

Optional Accessories

MTC-24NC new construction bracket MTC-24MR mud-ring construction bracket MTC-TCD thick-ceiling dog-ears for ceiling thicknesses up to 55 mm (2.2 in, ordering one set = 24 dog-ears for 8 speakers) MTC-48TR tile rail for 1200 mm (4 ft) tile spans

Color

White or Black

Backcan

formed steel (included "blind-mount")

Baffle/Rim

ABS baffle with UL94-V0 and UL94-5VB flame class fire rating.

Plenum Usage

Yes, backcan included