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M A D E I N I TA LY

w w w. p r o e l g r o u p . c o m

P R L

S E R I E S

AMPLIFICATORI DI POTENZA

POWER AMPLIFIERS

ETAPAS DE POTENCIA

M A N U A L E D ’ U S O • U S E R ’ S M A N U A L • M A N U A L D E L U S U A R I O

Summary of Contents for PRL1400

Page 1: ...MADE IN ITALY www proelgroup com PRL SERIES AMPLIFICATORI DI POTENZA POWER AMPLIFIERS ETAPAS DE POTENCIA M A N U A L E D U S O U S E R S M A N U A L M A N U A L D E L U S U A R I O ...

Page 2: ...rallel mode 8 Bridge mode 9 Bi Amp mode 9 OSC circuit 10 Connectors 10 Internal configuration 11 Technical data 11 PRL250 12 Front panel 12 Rear panel 13 OSC circuit 13 Operating mode 14 Stereo mode 14 Parallel mode 14 Bridge mode 14 Connectors 15 Technical data 15 BLOCK DIAGRAMS 16 SUGGESTED CONFIGURATIONS 17 DECLARATION OF CONFORMITY 18 INDICE Español ADVERTENCIAS DE SEGURIDAD Pag 3 INFORMACIONE...

Page 3: ... supply only with the power cord included Make sure that the power supply has a ground connection in working order The power supply cord should be unplug ged from the outlet when left unused for a long period of time In case of fault or maintenance this product should be serviced only by qualified service personnel when There is a flaw either in the connections or in the connecting cables Liquids ...

Page 4: ...065 EN 60335 1 EN 60204 1 norms are applied during the manufacturing of PRL amplifiers through the GLP2 60204 testing appliance PACKING The packing of this product has undergone an integrity test according to ISTA 1A pro cedure It is recommended to inspect the amplifier after the unpacking If any damage is found notify immediately your dealer Then save the complete packing for inspec tion Proel de...

Page 5: ...ective state INSTALLATION The product is adapted for installation in a properly ventilated standard professional 19 rack LIMITATIONS OF USE The amplifier is destined exclusively to spe cific audio applications connection of passive loudspeakers and constant voltage line transformers audio input signals 20Hz 20kHz Proel declines every responsibility for damages to third parties caused from lack of ...

Page 6: ... being protected for one of the following rea sons overheating output continuous voltage output overload or short circuit soft start delayed 3 sec In case protection indicator is on make sure that the amplifier has a proper venti lation in case of overheating the ampli fier will automatically leave protection mode after cooling that there are no short circuits on output connections that output loa...

Page 7: ...12dB oct for bi amplification CH1 Low CH2 High OSC ON OFF Push button for the selection of the OSC Output Sense Clipping circuit GROUND LIFT SELECTOR Selector to lift the ground from the audio circuit CH1 AND CH2 STEREO OUTPUTS Power output is on 2 SPK4MP connectors and on 2 binding posts The nominal impedance of loudspeaker enclosure must not be less than 4Ω BRIDGE OUTPUT Bridge mono power output...

Page 8: ...R STEREO AMPLIFIER STEREO MODE Input Input Output Output CH1 CH2 PUSH PUSH PUSH PUSH MODALITÀ PARALLEL Italiano Il segnale in ingresso su CH1 pilota entram bi i canali dell amplificatore regolati separa tamente dai 2 controlli di volume Il pulsan te Parallel deve essere premuto PARALLEL MODE English The signal fed in CH1 drives the 2 amplifier channels with different levels regulated by the 2 volu...

Page 9: ... en los bornes Bridge El pulsador Bridge tiene que estar activado La impedan cia de carga y la potencia de salida se doblan PUSH PUSH BRIDGE AMPLIFIER BRIDGE MODE Input Output Output CH1 CH2 a a b PUSH PUSH FROM MIXER b PUSH PUSH MODALITÀ BI AMP Italiano L amplificatore lavora in Bi Amplificazione con LOW su CH1 e HIGH su CH2 quando i pulsanti Bi Amp e Parallel sono pre muti BI AMP MODE English Th...

Page 10: ...l de 230V AC o 115V AC hasta el 25 menos El circuito OSC se puede excluir En este caso tener cuidado para que una señal de salida excesivamente distorsionada no dañe los altavoces 1 2 3 XLR balanced 2 positive 3 negative 1 ground XLR unbalanced 2 positive 3 negative connected to 1 ground JACK balanced Tip positive Ring negative Sleeve ground JACK unbalanced Tip positive Ring negative connected to ...

Page 11: ...300W 475W 475W 700W 700W Bridge Mono 16Ω 300W 475W 700W Bridge Mono 8Ω 600W 950W 1400W Frequency response 0 5dB 20Hz 20kHz Input sensitivity 0dB or 4dB Input impedance 20kΩ balanced 10kΩ unbalanced Damping factor 500 4Ω S N ratio unweighted 100dB 102 5dB 104dB Input connectors XLR and Stereo Jack 1 4 Output connectors SPK4MP 1 1 and Binding posts Cooling 1 x variable speed DC Fan PRL600 PRL950 PRL...

Page 12: ...dicator is on make sure that the amplifier has a proper venti lation and the convection cooling vent outlets situated on the top and on the sides are not obstructed in case of overheating the amplifier will automati cally leave protection mode after coo ling Also verify that there are no short circuits on output connections that output load is not inferior to 4Ω in Stereo Parallel mode or inferior...

Page 13: ...5V PANEL TRASERO Español ENTRADAS Entradas balanceadas con Jack estéreo de 1 4 y no balanceadas en pin RCA PULSADOR STEREO BRIDGE Selector para los modos Stereo y Bridge PULSADOR STEREO PARALLEL Selector para los modos Stereo y Parallel SALIDAS DE POTENCIA CH1 Y CH2 Salidas de potencia en dos conectores de cuatro polos SPK4MP conectados en 1 1 La impedancia nominal de los sistemas acú sticos utili...

Page 14: ...essere premuto PARALLEL MODE English The signal fed in CH1 drives the 2 amplifier channels with different levels regulated by the 2 volume controls The Parallel switch must be pushed down MODO PARALLEL Español La señal de entrada en CH1 dirige ambos canales de la etapa de potencia regulados separadamente por los dos controles de volu men El pulsador Parallel se debe activar FROM MIXER BRIDGE AMPLI...

Page 15: ...to AES standards Medidas de potencia realizadas en conformidad con las normas AES PRL250 Output power THD 1 1kHz Stereo 8 8Ω 80W 80W Stereo 4 4Ω 125W 125W Bridge Mono 16Ω 125W Bridge Mono 8Ω 250W Frequency response 0 5dB 20Hz 20kHz Input sensitivity 0dB Input impedance 20kΩ balanced 10kΩ unbalanced Damping factor 300 4Ω S N ratio unweighted 100dB Input connectors Stereo Jack 1 4 and RCA pins PRL25...

Page 16: ...NPUT BALANCED UNBALANCED 230 117V AC IN CH1 IN CH2 THERMAL PROTECTION CH2 SUPPLY CH1 SUPPLY AMP SENSE LIMITER SENSE LIMITER AMP POWER AMP POWER AMP OUT CH1 OUT CH2 INPUT BALANCED UNBALANCED INPUT BALANCED UNBALANCED SCHEMA A BLOCCHI Italiano PRL1400 PRL950 PRL600 BLOCK DIAGRAM English PRL1400 PRL950 PRL600 DIAGRAMA DE BLOQUES Español PRL1400 PRL950 PRL600 SCHEMA A BLOCCHI Italiano PRL250 BLOCK DIA...

Page 17: ... ACONSEJADAS SISTEMI A TENSIONE COSTANTE Utilizzando gli amplificatori PRL insieme ai trasformatori di linea a tensione costante 70V 100V TRL è possibile connettere più diffusori con trasformatore di linea a tensio ne costante La somma delle potenze dei diffusori con nessi non deve superare la potenza di uscita dell amplificatore e del trasformatore TRL150 4 2xPRL600 max 150W 4CH TRL300 2 1xPRL950...

Page 18: ...PRL250 PRL600 PRL950 PRL1400 is in compliance with Directive 89 336 EEC Electromagnetic Compatibility and successive modifications 92 31 EEC and 93 68 EEC as the following standards EN 50082 1 1997 EN 55013 1990 EN 55020 1994 it is also in compliance with Directive 73 23 EEC Low Voltage and successive modifications 93 68 EEC as the following standard EN 60065 1998 DECLARACION DE CONFORMIDAD El pro...

Page 19: ...p c o m is a registered trade mark Tutte le specifiche possono essere variate senza alcuna notifica Design and specifications subject to change without notice Todas las especificaciones están sujetas a cambio sin previo aviso ...

Page 20: ... Raposa Armazém D Alto da Venda Nova 2305 302 Casais Tomar PORTUGAL Tel 351 249 301722 351 249 301728 Fax 351 249 301754 E mail proelusa clix pt PROEL BENELUX b v Bas Van Den Broek Baronieweg 13 5321 JV Hedel NEDERLAND Tel 31 0 73599 6171 Fax 31 0 73599 5946 E mail info basvandenbroek com www basvandenbroek com PROEL KOREA CO LTD 176 5 Youngcheon Ri Okcheon Meon Yangpoung Kun Kyunggi Do SOUTH KORE...

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