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, 2 channels.
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, 2 independent channels, each 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-P2120 | VA-P2240 | VA-P2350 | VA-P2500 |
AC power supply |
|
Voltage | ~ 220V 50Hz |
Working current | 1.4A | 2.6A | 4A | 5.5A |
DC power supply |
|
DC input | DC~24V; ±20% |
Working current | 12.3A | 24A | 35A | 50A |
Power | 2x120W | 2x240W | 2x350W | 2x500W |
Power Consumption | 295W | 580W | 845W | 1200W |
Audio Parameter |
|
Input mode | Balance 385mV |
Frequency Response | 40Hz-20KHz±3dB |
Output | 100V Constant Voltage |
THD | ≤1% (Rated Power THD), 1KHz |
SNR | ≥90dB |
Working Temperature | 5℃ ~ 40℃ |
Relative Humidity | < 95% |
Cooling Mode | Air-Cooled |
Protection | Delay, Short Circuit, Overload, Over-temperature |
Dimensions | 484 x 478 x 88mm (Machine feet not included) |
Net weight | 9.8Kg | 10.6Kg | 10.26Kg | 10.49Kg |
