BEO-3500M

350 Watt

  • Complies with IEC/EN60601-1 – 3rd Edition
  • Fanless operation
  • Extremely compact design

The power supply series BEO-3500M is characterized by high performance and small dimensions. Thanks to its high efficiency it provides up to 350 watts without the necessity for any active cooling.  Additionally it is equipped with +5Vsb, auxiliary voltage, a remote On/Off function and load-sense connections for output voltage adjustment. High quality of the installed parts and a superior circuit design guarantee maximum reliability and long service life.

BEO-3500M, Medical power supply

Technical data

  

Input voltage

90…264 VAC, active PFC

INput frequency

47…63 Hz

Input current

5 A (115 V AC), 2 A (230 V AC)

Inrush current

<50 A (240 VAC)

Efficiency

89…93 % depending on model

Standby consumption

<2 W at 0 A load

Hold up time

App. 16 ms

Protection

Short circuit protection: Switch off with auto recovery
Overvoltage protection: Switch off

Line regulation

±0,5 % at nominal load and input voltage change from 90 to 264 VAC

Load regulation

±1 % (A1, load step ±40 % related to 60 % nominal load)

earth leakage current

<300 µA max.

Safety / EMC

TÃœV (IEC/EN60601-1 3rd Edition), UL (UL60601-1), CE

Operating temperature

-20…+70 °C

Derating

See diagram on data sheet

MTBF

100 000 h at +25 °C / 115 V AC according to MIL-HDBK-217F

Storage temperature

-40…+85 °C

Operating humidity

5…93 % RH, non-condensing

Dimensions (WxDxH)

101.6 x 165 x 34 mm ±1 mm

Weight (net)

0.64 kg
Product-specific data

Remote sense

Adjustment range 0.5 V (CN5)

Max operation height

3000 m

Adjustment range (VR)

±5 %

PSON

ATX compatible (CN5), Power on at bridge from PIN5 to PIN6

Article
No.

Output

Output
voltage

Output current
min

Output current
fanless

Output current
max load

Ripple &
Noise

Efficiency

BEO-3505M

A1
A2
A3

+5 V
+5 Vsb
+12 V fan

0 A
0 A
0 A

40 A
0.3 A
0.3 A

60 A
0.3 A
0.3 A

<100 mVss
<50 mVss
<120 mVss

89 %

BEO-3512M

A1
 A2
 A3

+12 V
 +5 Vsb
 +12 V fan

0 A
0 A
0 A

25 A
0.3 A
0.3 A

29.2 A
0.3 A
0.3 A

<120 mVss
<50 mVss
<120 mVss

92 %

BEO-3524M

A1
 A2
 A3

+24 V
 +5 Vsb
 +12 V fan

0 A
0 A
0 A

12,5 A
0.3 A
0.3 A

14.6 A
0.3 A
0.3 A

<240 mVss
<50 mVss
<120 mVss

93 %

BEO-3548M

A1
 A2
 A3

+48 V
 +5 Vsb
 +12 V fan

0 A
0 A
0 A

6,25 A
0.3 A
0.3 A

7.3 A
0.3 A
0.3 A

<480 mVss
<50 mVss
<120 mVss

93 %

350 W continuous power with 10 CFM fan (-20…+50 °C). From +50…+70 °C 2.5% / K. Fanless operation see derating diagrams. Ripple and Noise was measured by a 20 MHzbandwidth limited oscilloscope with connected 100 nF and 47 µF capacitors at the output.
As a power component this PSU is for assembly purposes only and must not be operated in unassembled condition. The final assembly has to comply with the valid EMC and safety standards.

Optional accessories

Article-No.

Designation
X1-024 AC input cable harness / 2 pole / Length: 620 mm / AWG 18 / Ends open link to the product
X1-061 AC input cable harness / 3 pole / Length: 600 mm / AWG18 / Ends open link to the product
Technical documentation:
Data Sheet (pdf, 1.2 MB)
Declaration of conformity (pdf, 0.2 MB)
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