SHFA75 SERIES


75W Open-Frame Power Supply for Healthcare Equipment


  • Wide Operating Voltage, 80 to 275 VAC, 47 to 63 Hz
  • Single Output
  • Crowbar Mode Over Voltage Protection
  • Input to Output : 2MOPP
  • High ESD immunity
  • Suitable professional healthcare facility
  • Low earth leakage current < 0.25mA

Specifications

 

 

3 Year Warranty

 

Approvals: (Preliminary) 

 

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 Regulation

Typ. Efficiency

Typ. No Load Consumption

Hold-up time

Protection Mode

min

max

min

max

(VDC)

(VDC)

(A)

(A)

(W)

(mVp-p)

(%)

(%)

(W)

(ms)

SHFA75-S02

5.0

6.0

6.67

8.00

40

50

±5

79

0.5

16

Hiccup

SHFA75-S03

6.0

8.0

6.25

8.00

50

70

±5

81

0.5

16

Hiccup

SHFA75-S04

8.0

11.0

5.45

7.50

60

90

±5

84

0.5

16

Hiccup

SHFA75-S05

11.0

13.0

5.77

6.82

75

120

±5

85

0.5

16

Hiccup

SHFA75-S06

13.0

16.0

4.69

5.77

75

150

±5

86

0.5

16

Hiccup

SHFA75-S07

16.0

21.0

3.57

4.69

75

190

±5

86

0.5

16

Hiccup

SHFA75-S08

21.0

27.0

2.78

3.57

75

200

±3

87

0.5

16

Hiccup

SHFA75-S09

27.0

33.0

2.27

2.78

75

280

±3

87

0.5

16

Hiccup

SHFA75-S10

33.0

40.0

1.87

2.27

75

280

±3

88

0.5

16

Hiccup

SHFA75-S11

40.0

50.0

1.50

1.87

75

280

±3

89

0.5

16

Hiccup

 

Electrical Characteristics

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Safety Approvals Input Voltage Range

Safety Approval & Specification in Label

100

 

240

VAC

Operate Voltage Range

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

 

 

75

W

Low Line Input Current

Full load, Vin=100VAC

 

1.8

 

A

High Line Input Current

Full load, Vin=240VAC

 

0.8

 

A

Low Line Input Inrush Current

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

 

 

60

A

High Line Input Inrush Current

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

 

 

120

A

Safety Ground Leakage Current

Vin=240VAC, Fi=60Hz

 

 

0.25

mA

Efficiency

Full Load, Vin=230VAC

79

 

89

%

Line Regulation

Full Load, Vin=100~120VAC

 

 

1

%

Over Voltage Protection

 

110

 

275

%

Over Load Protection

Recovers automatically after fault condition is removed

110

 

150

%

Time of Transient Response

Io=Full Load to Half Load, Vin=110VAC

 

 

4

ms

Hold-Up Time

Full Load, Vin=100VAC

 

 

16

ms

Start Up Time

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

 

 

2

s

Insulation Resistance

 

50

 

 

MΩ

Ripple & Noise (Peak to Peak)

 

 

 

1

%

Temperature Coefficient

All output

 

 

±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

 

 

 

Environmental

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Operating Temperature

Derate linearly from 100% load at 40℃ to 50% load at 70℃

-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

Operation Temperature at 25℃J, 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 & PIN Out

Note:

  1. Dimensions are shown in mm & inch
  2. Weight: approx. 117.2g
  3. Input connector mates with Molex housing

09-50-3031/35977-0300 and Molex 2478/ 35922 series 

crimp terminal

  1. Output connector mates with Molex housing

09-50-3061/35977-0600 and Molex 2478/ 35922 series crimp terminal.

 

PIN CHART

PIN

MODEL

1

2

3

4

SHFA75-SXX

RTN

RTN

OUT

OUT

 

Derating Curve

1. Operating Temperature: -10 to 70°C

2. Derate linearly from 100% load at 40°C to 50% load at 70°C

 

SHFA75 - MEPOS ELECTRONICS
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