NSP MB Series features two models of projector speakers designed for indoor applications where directive sound is necessary in local areas.
NSP-5MB/ NSP-6MB
NSP MB Series features two models of projector speakers designed for indoor applications where directive sound is necessary in local areas. Two models are available in black or white color. It features a 5”or 6.5” full range driver mounted in a stylish ABS box. NSP Series is available with 70V and 100V transformers including low impedance tap position. The speakers are EN 54-24 certified.
| MODEL | NSP-5MB | NSP-6MB | |
| System type | Projector Speaker | ||
| Standard | European Standard EN 54-24 /2008; Certification no. 1438-CPR-0693 | ||
| Speaker for voice alarm systems for fire detection and fire alarm system | |||
| Environment Type | Type A (Indoor applications) | ||
| Transducer LF | 5" full range speaker | 6.5" full range speaker | |
| Rated Noise Power | 20W | 30W | |
| (100V and 70V line) | (100V and 70V line) | ||
| Frequency Response | 130Hz – 20kHz | 110Hz – 20kHz | |
| Rated Impedance | (100V line) | 500Ω (20W) | 333Ω (30W) |
| 1.0kΩ (10W) | 666Ω (15W) | ||
| 2.0kΩ (5W) | 1.33kΩ (7.5W) | ||
| (70V line) | 250Ω (20W) | 163Ω (30W) | |
| 500Ω (10W) | 333Ω (15W) | ||
| 1.0kΩ (5W) | 666Ω (7.5W) | ||
| (Bypass) | 6Ω | 8Ω | |
| Sensitivity | (500Hz-5kHz pink noise) | 89dB (1W, 1m) | 90dB (1W, 1m) |
| (100Hz-10kHz pink noise, according to EN54-24) | 77dB (1W, 4m) | 78dB (1W, 4m) | |
| (100Hz-10kHz pink noise, converted based on EN54-24) | 89dB (1W, 1m) | 90dB (1W, 1m) | |
| Max SPL | (Rated noise power, according to EN54-24) | 90dB (4m) | 91dB (30W, 4m) |
| (100Hz-10kHz pink noise, converted based on EN54-24) | 102dB (20W, 1m) | 103dB (30W, 1m) | |
| Coverage Angle (H x V) | (500Hz) | 360° x 360° | 360° x 360° |
| (1kHz) | 202° x 202° | 127° x 127° | |
| (2kHz) | 95° x 95° | 76° x 76° | |
| (4kHz) | 68° x 68° | 72° x 72° | |
| Weight | 1.8 kg (3.97 lbs) | 2.8 kg (6.17 lbs) | |
| Dimensions (Φ x D) | 154 x 218.5 mm | 203 x 288 mm | |
| 6.06” x 8.6” | 8.0” x 11.3” | ||
| Operating Temperature | -10°C to +50°C | ||
| Applicable Cable | Solid wire: Φ 6.6mm (18 AWG) UL2464 | ||
| Cable Connection | Steatite terminal x 6 speaker cable (Φ 6.5mm) | ||
| Finish | Enclosure : ABS + PC | ||
| Mesh speaker grill : surface-treated steel plate, black or white paint | |||
| Joint bracket, screws and stainless steel cable | |||
