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Redesign and upgraded, the new PA4500-D comes in 1.5U instead of the previous 1U for better ventilation and stability. 
The PA4500-D comes with a power saving mode, capable of saving power up to 85% thanks to its APFC (Active Power 
Factor Correction) prove to be a highly reliable and adaptive power amplifier.

Designed with the environment in mind, the PA4500 generates much lower heat (less than 55ºC even in extreme 
condition). The output power for this amplifier ranges from 120W to 500W. Its sleek design enables it to be used as both a 
tabletop or as a rack-mount unit in a 1.5U height rack.

FLP-PA-4500D

4-Channel Class-D Power Amplifier

• Class-D series digital power amplifier
• APFC (Active power factor correction) power      

    

   saving technology
• Lower power consumption and less heat generation
• Individual cooling system for each channel
• Protection against overheating, overloading and short-          
   circuit
• Individual DC 24V inputs with wide voltage protection

Product Features

Model 

Rated Power Output 

Speaker Outputs

Input Sensitivity/Impedance 

Overload Electromotive Force 

Frequency Response 

S/N Ratio 

THD 

Controls

Indicators 

Protection 

Cooling 

Power Consumption 

Power Supply 

Dimensions (W x D x H) 

Weight

Specifications

   

100V

±385mV/20K

Ω

, balanced phoenix connector

>11dB

80Hz~16KHz (+1, -3dB)

85dB

0.1% at 1KHz, 1/3 rated power

Remote power and volume control and status monitoring

Input signal, peak performance, protection and power input

Overheating, overloading & short-circuit

Cooling system for each channel: internal fan runs when

internal temperature reaches 55

ºC

190V~240V 50Hz and DC24V

484mm x 444mm x 65mm

PA-4120D

 4 x 120W

600W

8.5 kg 

PA-4350D

 

4 x 350W

1750W

9.5 kg 

PA-4240D

 

4 x 240W

1200W

9 kg

 

PA-4500D

 

4 x 500W

2250W

10 kg

DC 24V 

input

Speaker 

Zone

1 to 4

Aux input for

Zone 1-4

Remote volume

control for Zone 1 -4

Portable Sound S

ystem

Mix
er Amp/ Pr

e Amp/ Power Amp

Paging Micr

ophone 

& Z
one selector

Rack mount equipment

13

13

Содержание FLP-PA4500D

Страница 1: ...ing overloading and short circuit Individual DC 24V inputs with wide voltage protection Product Features Model Rated Power Output Speaker Outputs Input Sensitivity Impedance Overload Electromotive For...

Страница 2: ...ctions in this manual to obtain the optimum resultsfrom this unit We also recommend that you keep this manual handyfor future reference OPERATION MANUAL TM TM PROFESSIONAL PUBLIC ADDRESS SYSTEM CLASS...

Страница 3: ...ENCLATURE AND FUNCTIONS 3 1 Front Panel 4 3 2 Rear Panel 4 4 OPERATING INSTRUCTION 5 5 WIRING INTRODUCTION 8 6 BLOCK DIAGRAM 10 8 OPERATING INSTRUCTIONS FAULT DETECTION 9 APPLICATIONS 11 9 11 10 SPECI...

Страница 4: ...r Make no further attempt to operate the unit in this condition as this may cause fire or electric shock If you detect smoke or a strange smell coming from the unit If water or any metallic object get...

Страница 5: ...ts on the unit as this may cause it to fall or break which may result in personal injury and or property damage In addition the object itself may fall off and cause injury and or damage Make sure that...

Страница 6: ...m supply for battery failure or damage of high voltage equipment 9 AC alternating current power supply pressure 10 Power amplifier output 100V voltage 11 Electrical equipment electrical isolation sign...

Страница 7: ...wer input 4 Stby indicator 5 24V DC indicator 6 Power indicator 7 POWER SWITCH Up turn on the power Down turn off the power 3 NOMENCLATURE AND FUNCTIONS 3 1 FRONT PANEL 3 2 REAR PANEL 4 3 11 16 8 2 1...

Страница 8: ...ltage range 100V speaker output 1 channels Class D amplifier output with source filters to pass invalid audio signal available for 100V external speaker The total power of the speakers connected to th...

Страница 9: ...or STBY THRU and GND are short cut the main power amplifier will be forced off The machine will turn to standby mode with consumption less than 60W They are electrically connected in parallel you can...

Страница 10: ...o have sufficient strength and current carrying capacity thereby ensuring under fault conditions exposed conductive parts will not lead to shock but not because of the current flowing through the poin...

Страница 11: ...nded to use symmetry balance shielded cable because the balance of signal noise and radio interference of AC power source is not so sensitive And unbalanced lines can cause noise especially when long...

Страница 12: ...LINE 10 LINE 9 LINE 8 LINE 7 L E F T RIG HT MIC INPUTS MIC LINE INPUTS P T T 1 2 3 4 5 6 7 8 9 10 CHIME REMOTE 2 OUTPUTS 1 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 POWER 24V 2A AUDIO OUT...

Страница 13: ...CH2 CH1 CH2 CH3 CH4 IR S2092S IR S2092S IR S 2092S IR S 2092S IR S2092S IR S2092S IR S2092S IR S2092S BP 00137 BP 00137 BP 00274 BP 00274 PA 01479 PWM PA 01479 PWM PA 01478 DC 18V BP 00137 BP 00137 B...

Страница 14: ...connect other equipments as well Pull up the power line after closing down In a sound system the amplifier should be the first to start up and the last to close down Starting up order First start up...

Страница 15: ...tivity Impedance 10 SPECIFICATIONS 12 100V LINE IN 775mV 10K 80Hz 16KHz 1dB 3dB 85dB 80Hz 16kHz 10dB below maximum power 0 2 1 kHz maximum power 1 85 After a forced air into the front 50 70 Thermostat...

Страница 16: ...11 DIMENSIONAL DIAGRAM UNIT mm 13 100 Over 100 Over Over 100 UNIT mm 3 64 64 10 465 444 5 66 74 5 437 484 44 4 13 7...

Страница 17: ...Version0 1 TM TM...

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