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TOA VX-050DA

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The VX-050DA is a 500W digital amplifier module used in the VX-3000 system. It complies with the European EN54 standard for fire alarm systems. The module is a 1-channel class-D digital amplifier module that saves power and is lightweight.

The VX-050DA can be set to operate in standby mode to reduce power consumption. The module requires the use of a dedicated controller VX-3004F, VX-3008F, VX-3016F and an emergency power supply VX-3000DS or VX-3150DS.

Description

Specifications:

Power supply
31 V DC (Operating range: 20 – 33 V DC)
DC power supply: M4 port, distance between baffles: 11 mm

Amplifier system Class D

Power consumption
1.3 W (standby), 16 W (no audio input connected)
100 W (1/8 rated output), 590 W (rated output)
at 31 V DC, output voltage selection: 100 V

Rated output power
500 W (at 100 V line and minimum impedance, maximum load)
350 W (at 70 V line and minimum impedance, maximum load)
250 W (at 50 V line and minimum impedance, maximum load)
(at AC Mains VX-3000DS or VX-3150DS: 187 – 253 V)

Output voltage 100 V (70 V, 50 V: selectable)

Minimum impedance 20 Ω (at 100 V line), 14 Ω (at 70 V line), 10 Ω (at 50 V line)

Maximum load 0.5 μF

Number of channels 1

DA CONTROL LINK input: Nylon connector (15 pins)

DA OUTPUT LINK output: Nylon connector (2 pins)

Frequency response 40 Hz – 20 kHz: -5 to +1 dB (at 100 V line, rated output 30 dB (*1))

Distortion 1 % or less (at 100V line, rated output, 1 kHz)

S/N ratio 100 dB or more (at 100 V line, A-weighted)

Operating temperature -5 ℃ at +45 ℃

Allowable humidity 90 %RH or less (non-condensing)

Material Surface treated steel plate

Dimensions 82.8 (W) × 91 (H) × 358.2 (D) mm

Weight 1.4 kg

Accessories DA CONTROL LINK cable x1, DA OUTPUT LINK cable x1, DC FUSE (30 A) x1