PRA-PSM48

PRA-PSM48

Bosch PRA-PSM48 Supply Module 48V, Universal mains input voltage, Power factor correction, Protection with automatic recovery, Approved to power a PRAESENSA 600W amplifier, Compact and DIN‑rail mountable, Mains power supply input: 100 to 240 VAC, Output voltage range: 48 to 56V, MTBF > 500.000 h, IP20.

Technical Specifications

Electrical

Power transfer

Mains power supply input

  Input voltage range

  Input voltage tolerance

  Frequency range

  Inrush current

  Power factor (PF)

  Leakage current to safety ground

 

100 to 240 VAC

85 to 264 VAC

50 to 60 Hz

< 35 A (115 V, 230 V)

0.9 to 1.0

< 1 mA (240 V)

48 VDC output

  Nominal DC output voltage

  Output voltage range

  Maximum continuous current

    Derating

  Maximum peak current

 

48 V

48 to 56 V

5 A

-0.125 A/°C above 50°C

7.5 A

Heat loss

  Active mode, rated power

 

90 kJ/h (85 Btu/h)

Protection

Overvoltage

Overload

Over-temperature

Automatic recovery

Automatic recovery

Automatic recovery

Reliability

MTBF

> 500.000 h

Environmental

Climatic conditions

Temperature

Operating

Storage and transport

 

-25 to +80 °C (-13 to 176 °F )

-40 to +85 °C (-40 to 185 °F )

Humidity (non condensing)

5 to 95 %

Air pressure

750 to 1070 hPa

Altitude (operating)

0 to 2500 m (0 to 8200 ft)

Vibration (operating)

Amplitude

Acceleration

 

< 0.35 mm

< 3 G

Bump (transport)

< 10 G

Airflow

Cooling

Convection

Mechanical

Enclosure

Dimensions (WxHxD)

85 x 121 x 124 mm (3.35 x 4.76 x 4.86 in)

Ingress protection

IP20

Mounting rail

TS35 DIN Rail (EN 60715)

Case

Aluminum

Weight

0.96 kg (2.12 lb)

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