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Philips

Communication & 

Security Systems

SQ 45

High Performance Power Amplifier

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VU

SQ 45

LBB 1342, 1343, 1344, 1346, 1347, 1348

User Manual

Содержание SQ 45

Страница 1: ...Philips Communication Security Systems SQ45 High Performance Power Amplifier 0 1 2 3 4 1 2 3 4 VU SQ 4 5 LBB 1342 1343 1344 1346 1347 1348 User Manual ...

Страница 2: ...ENGLISH Instructions for use page 1 TABLE OF CONTENTS 1 Introduction page 1 2 Installation 2 3 Controls 5 6 Technical data 6 ...

Страница 3: ...0 1 2 3 4 1 2 3 4 VU SQ 4 5 1 2 3 4 5 2 1 3 4 6 7 8 9 10 11 12 1 2 3 S 1 Fig 1 Front view Fig 2 Rear view Fig 3 Top view ...

Страница 4: ...BLK BLK YEL YEL BLUE BLUE BRN BRN 0V 48 V DC Emergency battery supply Remote switch Open DC power ON Closed DC power OFF CALL MUSIC 1 2 3 4 5 100V 70V 50V 0V 0V 0V TEST INPUT TEST INPUT 3 5 2 4 1 1 2 3 4 48V MAINS DC POWER Fig 4 Mains connections Fig 5 Battery supply Fig 6 SQ45 Block diagram ...

Страница 5: ...al amplifiers in a single housing using a common power supply therefore saving both cost and space Because of the SQ 45 mechanical housing a number of configurations are available to suit a variety of application needs The units can be easily mounted into 19 racks Each individual amplifier has two balanced audio inputs music input with adjustable pre set level control for continuous back ground mu...

Страница 6: ... fig 3 3 and rewire it for the appropriate voltage fig 4 Push the connector block firmly back into its place For mains voltages of 110 V and 127 V the 4 amp T mains fuse built into the standard Europlug has to be replaced by one with a value of 8 amp T see fig 2 10 and 2 11 To remove the mains fuse first remove the mains power lead from the socket at the rear of the unit Carefully insert a medium ...

Страница 7: ...be linked together via e g points 2 of DIN connector then joined by one wire link to the mechanical earth on one unit only To disconnect the electrical and mechanical earths jumper S1 fig 3 2 must be positioned as shown or removed 2 4 Input connections Each of the amplifiers in the unit is provided with three inputs priority music and test The connections for these inputs and the wiring for the re...

Страница 8: ...ensitivity controls at the front of the amplifier Mate N Lok sockets are mounted on the rear panel fig 2 These are provided with corresponding plugs and serve primarily as transformer output connections to a variety of loudspeakers Socket X5 fig 2 6 is for outputs of amplifiers 2 and 3 Socket X6 fig 2 7 is used for the outputs of amplifiers 1 and 4 2 10 Loudspeakers for 100 70 or 50V systems Louds...

Страница 9: ...ted with 1HE spacing panels fig 11 and rack forced cooling should be considered especially when the units are used continuously at full power with music and speech call at an ambient temperature of 55 C max acc IEC 65 Mounted in a 19 cabinet the temperature inside the cabinet will be valid as ambient temperature for the amplifier Exceeding this temperature can cause a decrease in the amplifiers ex...

Страница 10: ...no audio signal 0 6 A Ready for operation after switch on max 4 seconds INPUTS Audio input music balanced sensitivity 0 5 10 V adjustable impedance 10 kΩ Priority input call balanced sensitivity 1 V impedance 10 kΩ Surveillance input test balanced sensitivity 500 mV 20 kHz for rated output 20 dB impedance 10 kΩ at 20 kHz CHARACTERISTICS Signal to noise ratio flat weighted minimum 87 dB typical 91 ...

Страница 11: ...erating temperature 10 to 55 C storage temperature 40 to 70 C relative humidity 95 DIMENSIONS H x W x D 133 x 480 x 310 mm 3HE 19 rack height TYPE CONFIGURATION AND WEIGHT This product is manufactured to comply with the radio interference requirements of the Council Directive of 4th November 1987 308 EEC per amplifier channel minimum load impedance per IEC 268 3 100 W 200 W 400 W 100 V output 100 ...

Страница 12: ...46 0 5 10 15 20 25 30 35 39 TERMINALS SM40 EXTENSION TERMINALS FRONT VIEW 600 mm 600 mm Fig 11 19 Rack mounting ...

Страница 13: ...e de los amplificadores en la unidad SM40 Ecran thermique pour éviter la pénétration du flux d air amplicateurs dans le SM40 Temperature at the rear side of the amplifiers should not exceed 55 C Die Temperatur an der Rückseite der Verstärker darf 55 Celsius nucht überschreiten Temperatuur aan de achterzijde van de versterkers mag nioet hoger worden dan 55 Celsius La temperatura al lado posterior d...

Страница 14: ...100 V X5 Channel 2 Channel 3 100 V 70 V 70 V 50 V 0 V 0 V 50 V 100 V X6 Channel 1 Channel 4 100 V 70 V 70 V 50 V 0 V 0 V 50 V Fig 7 Loudspeaker connections ...

Страница 15: ...2 1 3 4 1 3 2 2 1 1 2 1 2 LBB 1343 LBB 1346 LBB 1347 LBB 1342 LBB 1344 LBB 1348 1 2 1 2 1 1 2 4 5 3 Fig 8 Configuration types Fig 10 Mate N Lok connector Fig 9 DIN plug 180 ...

Страница 16: ...3922 988 33394 94 08 All specifications subject to modification without notice ...

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