Descriptions:
It is a Class-D digital amplifier which is used for the voice signal broadcasting in EVAC system. And it is a 2U device that integrates 4 independent PFC functions, a power-saving control module, and the 120W/240W/350W/500W power amplifier with DC24V power interface, one channel.
Features:
* Modular design, easy to configure as required.
* The use of efficient class D digital power amplifier design scheme has lower power consumption.
* 2U design, 1 channel, 120W/240W/350W/500W.
* Overload, short circuit protection, automatic temperature control.
* Automatically detect the working status of each channel and indicate by LED.
* Support power saving mode, enter standby mode when there is no signal.
Specifications:
Model | VA-P120 | VA-P240 | VA-P350 | VA-P500 |
AC power |
|
Voltage | ~220-240V 50/60Hz |
Operating current | 0.7A | 1.4A | 2A | 2.8A |
DC power |
|
DC Power Input | DC~24V; ±20% |
Operating current | 6.5A | 12.3A | 18A | 25A |
Power | 120W | 240W | 350W | 500W |
Power consumption | 150W | 295W | 425W | 605W |
Audio parameter |
|
Input method | balance 385mV |
Frequency Response | 40Hz-20KHz±3dB |
Output | 100V Constant Voltage |
THD | ≤1% (Rated power distortion) 1KHz |
SNR | ≥90dB |
Operating Temperature | 5℃ ~ 40℃ |
Relative Humidity | <95% |
Cooling way | Fan Cooling Type |
Protection mode | Delay, over heat, short circuit, overload protection |
Dimension | 484 x 478 x 88mm |
Net weight | 8.1Kg | 8.1Kg | 8.1Kg | 8.06Kg |