SMFA31 SERIES


30W Open-Frame Power Supply for Medical Equipment


  • Wide Operating Voltage, 80 to 275 VAC, 47 to 63 Hz
  • Internal EMI filter
  • Single Output
  • Crowbar Mode Over Voltage Protection
  • Input to Output : 2MOPP
  • High ESD immunity
  • Suitable professional healthcare facility

Specifications

 

 

5 Year Warranty

 

Approvals: 

 

Single Output

PART NO.

Setting Voltage Range

(Factory setting, can‘t be adjusted)

Output Current

(Based on the output volt.)

Max. Output Power

Ripple & Noise

Total Reg.

Typ. Efficiency

Typ. No Load Power

Hold-up Time

Protection Mode

(VDC)

(A)

(W)

(mVp-p)

(%)

(%)

(W)

(ms)

SMFA31-S02

5.0

6.00

30

50

±5

78

0.5

10

Hiccup

SMFA31-S03

7.0

4.28

30

70

±5

78

0.5

10

Hiccup

SMFA31-S04

9.0

3.33

30

90

±5

79

0.5

10

Hiccup

SMFA31-S05

12.0

2.50

30

100

±5

82

0.5

10

Hiccup

SMFA31-S06

15.0

2.00

30

100

±5

82

0.5

10

Hiccup

SMFA31-S07

18.0

1.66

30

100

±5

82

0.5

10

Hiccup

SMFA31-S08

24.0

1.25

30

100

±3

82

0.5

10

Hiccup

SMFA31-S09

30.0

1.00

30

100

±3

83

0.5

10

Hiccup

SMFA31-S10

36.0

0.83

30

100

±3

85

0.5

10

Hiccup

 

Electrical Characteristics & General Specification

Characteristic

Condition

Min.

Typ.

Max.

Unit

Safety Approval Input Voltage Range

Safety Approval & Specification in Label

100

 

240

VAC

Input Operate Voltage Range

Detail to see Fig.1 (Derate linearly from 100% load at 90VAC to 80% load at 80VAC)

80

 

275

VAC

Input Frequency

Sine wave

47

 

63

Hz

Output Power Range

See Rating Chart

 

 

30

W

Low Line Input Current

Full Load, Vin=100VAC

 

 

0.7

A

High Line Input Current

Full Load, Vin=240VAC

 

 

0.3

A

Low Line Input Inrush Current

Full Load, 25°C, Cool start, Vin=100VAC

 

 

15

A

High Line Input Inrush Current

Full Load, 25°C, Cool start, Vin=240VAC

 

 

36

A

Safety Ground Leakage Current

Vin=264VAC, Fi=63Hz

 

 

0.165

mA

Efficiency

Full Load, Vin=230VAC, Detail  to see Rating Chart

See Rating Chart

Line Regulation

Full Load, Vin=100~120VAC or 200~240VAC

 

 

1

%

Over Voltage Protection

Recovers automatically after fault condition is removed

112

 

132

%

Over Load Protection

 

110

 

150

%

Time of Transient Response

Full Load, Vin=110VAC

 

 

4

ms

Hold-Up Time

Full Load, Vin=110VAC

See Rating Chart

Start-up time

Full Load, Vin=100~240VAC

0.3

 

2

s

Insulation Resistance

 

50

 

 

MΩ

Temperature Coefficient

All Condition

 

 

±0.04

%/°C

Dielectric Withstanding Voltage (P-S)

Primary to Secondary, limit current <10mA

 

 

4000

VAC

Dielectric Withstanding Voltage (P-G)

Primary to PE, limit current <10mA

 

 

1500

VAC

EMC Emission

Compliance to EN55011 (CISPR11), EN60601-1-2

B

 

 

Class

 

Short Circuit Protection

 Auto Recovery

Cooling

 Free Air Convection

Flammability Rating

 UL94V-1

Protection Classes

 Class I

Safety

IEC60601-1 Edition3.1, ES60601-1:2005(R2012), CSAC22.2 NO.60601-1:14, EN60601-1:2006/A1:2013

 

Environmental

Characteristic

Condition

Min.

Typ.

Max.

Unit

Operating Temperature

Detail to see Fig.2 (Derate linearly from 100% load at 50°C to 50% load at 70°C)

-10

 

70

°C

Storage Temperature

10 ~ 95% RH

-40

 

85

°C

Operating Humidity

non-condensing

0

 

95%

RH

Storage Humidity

 

0

 

95%

RH

Electro Static Discharge

Air Discharge, IEC61000-4-2

 

 

15

kV

Electro Static Discharge

Contact Discharge, IEC61000-4-2

 

 

8

kV

Mean Time Between Failure

Operating Temperature at 25°C, Calculated per MIL-HDBK-217F

200k

 

 

h

Operating Altitude (Elevation)

All condition

 

 

3000

m

Vibration

10 ~ 500Hz, 10min./1cycle, 60min. each along X, Y, Z axes

 

 

5

G

Surge Voltage

Line-Neutral

 

 

1

kV

Surge Voltage

Line-PE & Neutral-PE

 

 

2

kV

 

Mechanical Diagram and Technical Charts

 

SMFA31 - MEPOS ELECTRONICS
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