Bosch - PRM-4P600-EU, 600 W Four-Channel SYNSONA Power Amplifier

Features

- Professional four-channel power amplifier

- 600 W total amplification capacity

- powerTANK technology with flexible power sharing

- Automatic power distribution across four channels

- No manual power-sharing configuration required

- 4 x 150 W rated output power

- Up to 600 W available from one channel depending on load

- Integrated Variable Load Drive technology

- Compatible with 4 Ω and 8 Ω loads

- Compatible with 70 V and 100 V loudspeaker lines

- Simultaneous operation with different channel loads

- Professional fixed-frequency Class D output stage

- ecoRAIL technology for reduced power consumption

- Background-music output maintained during ecoRAIL operation

- Automatic Power Down APD mode

- Less than 1 W standby power consumption

- APD mode can be enabled or disabled

- Intelligent dualCOOL hybrid cooling system

- Passive convection cooling during normal operation

- Intelligent multi-speed fan for extreme thermal conditions

- Reliable operation without power reduction up to 45 °C

- Switching power supply with power-factor correction

- Integrated signal processing for every channel

- Flexible input-signal routing

- Selectable 100 Hz and 150 Hz high-pass filters

- Selectable 150 Hz low-pass filter

- Flat frequency-response setting

- Integrated peak limiter

- Independent level adjustment for every channel

- Analog audio connection through Euroblock terminals

- RJ45 input compatible with AES72-1E wiring

- Four-channel audio connection through one RJ45 cable

- Professional Euroblock loudspeaker outputs

- REMOTE ON control input

- External power-on or standby control

- Galvanically isolated READY/FAULT monitoring relay

- Signal-present indicator for every channel

- Limiter indicator for every channel

- Fault indicator for every channel

- Front-panel power indicator

- High-temperature protection

- DC-output protection

- High-frequency protection

- Short-circuit protection

- Overcurrent protection

- Back-EMF protection

- Mains overvoltage and undervoltage protection

- Inrush-current limitation

- Compact professional 19-inch rack design

- Space-saving single-rack-unit enclosure

- Pre-installed rack-mounting brackets

- Rubber feet included for desktop installation

Specifications

- Brand: Bosch

- Model: PRM-4P600-EU

- Product number: F.01U.409.540

- Product range: SYNSONA

- Product type: Multi-channel power amplifier

- Number of channels: 4

- Total rated output power: 600 W

- Rated output power per channel: 4 x 150 W

- Supported output loads: 4 Ω, 8 Ω, 70 V and 100 V

- Maximum output per channel at 4 Ω: 500 W

- Maximum output per channel at 8 Ω: 600 W

- Maximum output per channel at 70 V: 500 W

- Maximum output per channel at 100 V: 600 W

- Rated output voltage at 4 Ω: 24.5 V RMS

- Rated output voltage at 8 Ω: 34.6 V RMS

- Rated output voltage at 70 V: 70.7 V RMS

- Rated output voltage at 100 V: 100 V RMS

- Maximum output voltage at 4 Ω: 40 V RMS

- Maximum output voltage at 8 Ω: 56 V RMS

- Maximum output voltage at 70 V: 70.7 V RMS

- Maximum output voltage at 100 V: 100 V RMS

- Rated impedance at 4 Ω mode: 4 Ω per channel

- Rated impedance at 8 Ω mode: 8 Ω per channel

- Rated impedance at 70 V mode: 33.3 Ω per channel

- Rated impedance at 100 V mode: 66.7 Ω per channel

- Minimum impedance at 4 Ω mode: 2.6 Ω per channel

- Minimum impedance at 8 Ω mode: 4 Ω per channel

- Minimum impedance at 70 V mode: 10 Ω per channel

- Minimum impedance at 100 V mode: 16.7 Ω per channel

- Output-stage topology: Fixed-frequency Class D

- Nominal gain at 4 Ω: 24 dB

- Nominal gain at 8 Ω: 27 dB

- Nominal gain at 70 V: 33.2 dB

- Nominal gain at 100 V: 36.2 dB

- Maximum gain at 4 Ω: 30 dB

- Maximum gain at 8 Ω: 33 dB

- Maximum gain at 70 V: 39.2 dB

- Maximum gain at 100 V: 42.2 dB

- THD+N at 1 kHz: Less than 0.1%

- Crosstalk at 4 Ω: Less than -70 dB

- Crosstalk at 8 Ω: Less than -75 dB

- Crosstalk at 70 V: Less than -90 dB

- Crosstalk at 100 V: Less than -95 dB

- High-pass response at 4/8 Ω: 30, 100 or 150 Hz to 20 kHz

- Low-pass response at 4/8 Ω: 30 Hz to 150 Hz

- High-pass response at 70/100 V: 50, 100 or 150 Hz to 20 kHz

- Low-pass response at 70/100 V: 50 Hz to 150 Hz

- Filter slope: 24 dB per octave

- Damping factor at 4 Ω: Greater than 80

- Damping factor at 8 Ω: Greater than 160

- Damping factor at 70 V: Greater than 500

- Damping factor at 100 V: Greater than 1,000

- Signal-to-noise ratio at 4 Ω: Greater than 98 dB

- Signal-to-noise ratio at 8 Ω: Greater than 100 dB

- Signal-to-noise ratio at 70 V: Greater than 101 dB

- Signal-to-noise ratio at 100 V: Greater than 103 dB

- Analog inputs: 2 male 6-pin Euroblock connectors

- Additional input: 1 AES72-1E-compatible RJ45 connector

- Maximum input level: +18 dBu

- Active-balanced input impedance: 20 kΩ

- Loudspeaker outputs: 2 female 4-pin Euroblock connectors

- Mains connector: IEC C14

- Control port: Male 5-pin Euroblock connector

- READY/FAULT output: Galvanically isolated relay

- Maximum relay rating: 30 VDC / 500 mADC

- Mains power requirements: 100 to 240 VAC, 50/60 Hz

- Consumption at 1/8 rated output: 115 W

- ecoRAIL idle consumption without signal: Less than 20 W

- APD standby consumption: Less than 1 W

- Power-supply topology: Switching supply with PFC

- Cooling system: Convection and intelligent forced-air cooling

- Forced-air direction: Side to rear

- Operating ambient temperature: -5 °C to +45 °C

- Operating altitude: -500 m to +5,000 m

- Electrical protection class: Class I grounded

- Dimensions with rack brackets: 44.2 x 483 x 269.5 mm

- Rack format: 19 inches, 1U

- Weight: 3.6 kg

- Safety standard: EN/IEC/CSA/UL 62368-1

- Immunity standards: EN 55035 and EN 61000-4-11

- Emission standards: EN 55032, EN 61000-3-2 and EN 61000-3-3

- Supplied components: Amplifier, mains cord and Euroblock connectors

- Supplied accessories: Rubber feet and pre-installed rack brackets

- Supplied documentation: Quick Installation Guide and safety information