CSS-15C-VA is a full-range, EN54-24 certified ceiling speaker consisting of a 127 mm (5 inch) full-range dual-cone driver, torsion-mounted into an included easy-install blind-mount metal fire dome. The speaker is designed to provide clear and intelligible sound for applications requiring EN54 certification and/or BS5839 compliance. This loudspeaker is EN 54-24 Compliant for life safety applications.

Product Features

• Component: 127 mm (5 in) fullrange dual-cone loudspeaker
• Full-range dual-cone driver, torsion-mounted into an included easy-install blind-mount metal fire dome.
• EN 54-24 certified and compliant with BS5839-8 standard.
• 6W, 3W and 1.5W multi-tap transformer for use on 100V distributed speaker lines.
• Metal fire dome with easy blind-mount installation; clip-in torsion-mount speaker.
• Finish: White

Product Specifications

General

• Frequency Response (-10dB): 180 Hz – 20 kHz
• Power Capacity: 6 Watts (at 6W tap)
• Rated Pink Noise Power: 6 Watts (at 6W tap)
• Rated Pink Noise Voltage: 100V distributed speaker line voltage
• Nominal Sensitivity: 92 dB (6W tap, ave 300 Hz – 15 kHz)
• EN54 Sensitivity (@4 m): 80 dB (at 4m, 6W tap, per EN54-24 spectrum and measurement conditions)
• Coverage Angle: 120° conical (2 kHz)
• Coverage Angles(by Frequency) Conical (Vertical & Horizontal): 4000 Hz: 100° 2000 Hz: 120° 1000 Hz: 180° 500 Hz: 180°
• Reference Axis for Specifications: The reference axis for specifications is directly on-axis vertically and horizontally, directly below the speaker as speaker is installed in the horizontal ceiling plane.
• Maximum SPL (1m): 100 dB @ 1m (3.3 ft) average SPL (6W tap @ 100V)
• EN54 Max SPL (@4m): 88 dB (at 4m, 6W tap, per EN54-24 spectrum and measurement conditions)
• Nominal Impedance: 6W @ 100V tap: 1667 Ω3W @ 100V tap: 3333 Ω1.5W @ 100V tap: 6667 Ω
• Transformer Taps: 6W, 3W, 1.5W at 100V. Selected by sliding the included fast-on connector onto the proper tab on the transformer.
• Fuse: Thermal fuse, open temperature 150 degrees C; 2A@250VAC; UL, CUL, VDE, PSE and CCC approved.
• Drivers: 127 mm (5 in) dual-cone driver, paper cone
• Connections: Input +, Input -, Earth Ground (connected to metal speaker baffle). Ceramic block with brass inserts (3.2 mm / 0.12 in. opening) accommodates 2.5 sq mm / 12 AWC wire.
• Safety Agency: EN54-24 certified (Certificate No. 1488-CPR-0524/W), Compliant with BS5839/8; IP-21 per IEC529/60529; ROHS, CE compliant. In accordance with IEC60849/EN60849 systems.
• Ambient Temp Range: -10°C to +55°C
• Installation: Fire dome installation via two metal clamps, affixed via hex head clamp screws from inside of fire dome. Speaker installation via two torsion springs into hooks on inside of fire dome. See installation instructions.
• Wire Entrance: Two diaphragm-type sealed-grommet entrance points on backcan in 20 mm (0.82 in) diameter cutouts that can be field fitted with installersupplied 19 mm (3/4-inch) mount gland nut for additional seal or strain relief.
• Materials: Metal fire dome, metal speaker baffle, metal grille.
• Ceiling Thickness Range: 0.5 mm (0.02 in) to 23 mm (0.9 in) ceiling thickness
• Power Rating: See transformer taps
• Sensitivity (1W, 1m): 92 dB (300 Hz – 15 kHz)
• Maximum SPL (1m): 100 dB (6W tap @ 100V) EN54: 88 dB (at 4m, 6W tap, 100V)
• Input Connectors: Ceramic block with brass inserts

Physical

• Dimensions: 162 mm (6.4 in) fire dome diameter (outside of clamps);183 mm (7.2 in) speaker baffle diameter;116 mm (4.6 in) depth from bottom of ceiling surface to back of fire dome;129 mm (5.1 in) total depth.
• Ceiling Cutout Size: 165 mm (6.5 in) diameter hole ±2 mm (0.1 in).
• Net Weight: 1.5 Kg (3.3 lb) per speaker
• Shipping Weight: 1.9 Kg (4.2 lb) per speaker
• Colour: White
• Backcan: formed steel (included)
• Baffle/Rim: Metal
• Plenum Usage: Yes, backcan included