150 Watt Medical Open Frame MSA150

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Medical Grade

Medical Grade Open Frame Power Supplies

Features:

High Efficiency: Level V
Up to 180W with Forced Air
High Power Density 9.8W/in3
Lifetime Expectation >5 years
Hold-up Time >25ms at Full Load
EISA & CEC Compliant
Floating Output
Medical Approval - EN60601-1 Class I

PEI can modify standard power supplies within 5 business days.

Model Overview

Elpac Part Number	Output Voltage	Output Current¹	Forced Air Current²	Total Regulation³	Typical Efficiency⁴
MSA150012A	12.0V	12.5A	15.0A	±5%	91%
MSA150015A	15.0V	10.0A	12.0A	±5%	91%
MSA150018A	18.0V	8.3A	10.0A	±5%	91%
MSA150024A	24.0V	6.3A	7.5A	±5%	92%
MSA150028A	28.0V	5.4A	6.4A	±5%	92%
MSA150036A	36.0V	4.2A	5.0A	±5%	93%
MSA150048A	48.0V	3.2A	3.75A	±5%	94%

Input

Input Voltage

85 – 264VAC 100 – 240VAC Nominal

Input Frequency

47 - 63Hz

Input Current

<2A rms

Inrush Current

<37A at 230VAC cold start

Power Factor

>0.97

Zero Load Power Consumption

<0.5W

Earth Leakage Current (Typical)

<150µA @ 132VAC @ 60Hz

<300µA @ 264VAC @ 60Hz

Touch Leakage Current

<50µA @ 132VAC @ 60Hz

<75µA @ 264VAC @ 60Hz

Output

Output Voltage

See Table

Total Regulation

+/-5%

Minimum Load

No minimum load required

Start-Up Delay

<1.5s

Hold-Up Time

>25ms at any input voltage

Ripple & Noise

<1% pk-pk **

Over Voltage Protection

110-135%

Over Temperature Protection

Active - Recoverable; plus Passive - Non Recoverable

Over Current Protection

120 - 180%

Short Circuit Protection

shutdown, auto-restart (hiccup mode)

General

Efficiency

Avg Efficiency 91.7% @ 115VAC; 93.4% @ 230VAC

MTBF

min. 200,000 hours demonstrated

Size

5.00" x 3.00" x 1.22" | 127mm x 76.2mm x 30.9mm

Weight

0.75 lbs (.34 kg)

Power Density

9.8W/in3

Environmental

Operating Temperature

0 – 70°C (Full load to 50°C, derate linearly to 50% load at 70°C)

Storage Temperature

-40°C to +85°C

Relative Humidity

5-95%, non-condensing

Cooling

Natural Convection (150W) or Forced Air (180W)

Vibration

All units production tested to 19.6m/s2

EMC & Safety

Emissions

FCC class B, CISPR11 class B EN61000-3-2, -3

Immunity

EN61000-4-2, -3, -4, -5, -6, -8, -11

Certified by TUV to the following:

cTUVus

UL 60601-1

CAN/CSA-22.2 No.601.1-M90*

CB per IEC60601-1

CE marked to LVD

Notes

1 With convection cooling. Peak load (180W) lasting up to 500ms with a maximum 10% duty cycle.
2 Sustained output current with minimum 100 LFM
3 Includes initial setting, line regulation, load regulation, and thermal drift.
4 Typical at 115VAC.
* Ripple and noise measured with 20MHz bandwidth; 10μF tantalum capacitor in parallel with a 0.1μF ceramic capacitor.

Input / Output Configuration

Input Configuration
Connection on Power Supply Body	AMP p/n 640445-3 (or equivalent)
Mating Connector	AMP p/n 640250-3 (or equivalent)
Output Configuration
Connector (PSU Side)	AMP p/n 640445-8 (or equivalent)
Mating Connector	AMP p/n 640250-8 (or equivalent)
Input Pin Assignments (P1)
Pin 1	AC Line
Pin 2	<not assembled>
Pin 3	AC Neutral
Output Pin Assignments
Pin 1	+V1
Pin 2	+V1
Pin 3	+V1
Pin 4	+V1
Pin 5	Return
Pin 6	Return
Pin 7	Return
Pin 8	Return

150 Watt Medical Open Frame MSA150

Model Overview

Input / Output Configuration

Mechanical Drawing

Certifications