Customer Requirement :-
The Shiekh Hasina Institute is one of the prestigious project of Bangladesh government It is one of great step in medical & health field of Bangladesh. The requirement is to provide public announcement system in the whole institute. A centralised Public announcement system with distributed rack on the different floor , Paging microphone to do manual & automatic announcement from the different location complying the EN-54 Standard.
HEINRICH Solution :-
Heinrich provides its one of the best Public announcement in the Institute with help of our partner M/s Matrix Solution a Bangladesh based system integrator we design & execute the most prestigious project of Bangladesh government.
There are total 24 zones on total 17 floors having 372 speakers which is covering the whole institute with 3 different location for announcement. The integration with fire alarm system & Building management system is provided with highest priority .so that in case of fire , the PA system can automatically play the evacuation messages & guide the people to evacuate the building.
Solution :-
Heinrich provide its one of the successful Public Address Controller DVA8-500 with there router DVA8-500RT (2nos) total 24 zones , paging microphone DVA8-500TM (3nos) & Class D amplifiers for the application of Announcement & Background music. 292 ceiling speaker 0f 6 watt CMS5/t. & 82 wall mount speaker SML6/t has been installed in the whole institute.
The Public announcement system is distributed in 3 Location interconnected with main controller within the Buidling . The Main controller with necessary amplifier placed in the ground floor , The second location is on 9 th floor having 8 zone router connected with the main controller via Cat6 cable to reduce the speaker cabling & the third location is on 13th floor having one router and connected with the router placed on the 9th floor via cat6 cable. The whole system make distributed network , this is required because of the limitation of speaker cabing which can be maximum up to 500mtrs only. The whole system is seamlessly integrated with fire alarm & building Management system.
A.A. Designed Architecture of Public Address System:-
The Heinrich DVA8-500 Controller can be presume as heart of the paging announcement system. This Controller has inbuilt 500watt amplifier with 8 zone capacity & can extended up to 120 zones by adding additional router from the same family & meet the standards of BS EN54-32 & EN60849 which is compulsory for Public Announcement system. It has integrated EVAC messages which will be automatically played in case of any emergency further it has 6 audio input for connecting additional source such as DVD player, AM FM Tuner & External microphone.
The another equipment which is necessary in Public announcement system that is Microphone. Heinrich DVA8-500TM is a remote paging microphone work with DVA-8 500, which is capable of 120 zone paging features, its communication distance up to 300 meters through straight CAT6 cable, each amplifier capacity of connection up to 8 units of remote paging microphone, these microphone are connected hand-by hand. These 8 remote paging microphones could be pre-set different priorities by its dipswitch. The remote paging microphone is direct power supplied by the amplifier.
2. Speakers :-
SML6/T- The Heinrich SML6/T is a Wall mount speaker built-in 70v/100v transformer. The 70v/100v transformer technique reduces line losses on longer distance and allows easy parallel connection of multiple loudspeakers. The built-in 6.5” speaker driver is designed of wide frequency response 110-15KHz, the multiple power taps 10W & 5 W are helpful for different applications varies from room size and ambient noise surroundings. This speaker is installed in Staircase Lobby & those area where false ceiling was not there.
CMS5/T - The Heinrich CMS5/T is a ceiling speaker built-in 70v/100v transformer. The 70v/100v transformer technique reduces line losses on longer distance and allows easy parallel connection of multiple loudspeakers. The built-in 6” speaker driver is designed of wide frequency response 110-15KHz, the multiple power taps 1.5W, 3W & 6W are helpful for different applications varies from room size and ambient noise surroundings. The metal grille and metal baffle are painted in attractive white colour. Its spring clip clamp makes the easy and secure installation. It is ideal choice for industrial and commercial applications in hotel, school, office and factory where background music and paging is needed.
Value Delivered :-
High Quality Paging Announcement system complying all standard required for Voice Evacuation & paging System has been delivered . The System allow user to announce automatically & manually, can play back ground music in case of no announcement . Seamless integration with 3rd party security system .
Presented By :
Farman Ansari
Technical Manager
Heinrich Corporation india Pvt Ltd
Email : farman.ansari@heinrichlimited.com