Rev. A

WMHPU12 Series

US, UK, and EU Plugs

12 Watt, Single Outputs

Class II Limited Power Source

Medical AC/DC Wall Mount Power Supplies

Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833

07/18/2011

603-778-2300 www.wallindustries.com Fax 603-778-9797

Page 2 of 5

SPECIFICATIONS: WMHPU12 Series

All specifications are based on 25°C, Nominal Input Voltage, and Maximum Output Current unless otherwise noted.

We reserve the right to change specifications based on technological advances.

SPECIFICATION

TEST CONDITIONS

Min

Nom

Max

Unit

INPUT SPECIFICATIONS

Operating Input Voltage Range

90

264

Operating Voltage Range

Safety Approvals Input Voltage Range

100

240

VAC

Input Frequency

47

63

Hz

Low Line

Io = Full Load, Vin = 115VAC

0.25

0.35

A

Input Current

High Line

Io = Full Load, Vin = 230VAC

0.17

0.22

A

Low Line

Io = Full Load, 25°C, Cool Start, Vin = 115VAC

14

25

A

Inrush Current

High Line

Io = Full Load, 25°C, Cool Start, Vin = 230VAC

28

50

A

OUTPUT SPECIFICATIONS

Output Voltage

See Table

Load Regulation

Vin = 230VAC

5

%

Line Regulation

Io = Full Load

1

%

Output Power

Vin = 90 to 264VAC

0

12

W

Output Current Range

See Table

Ripple & Noise (peak to peak)

Full Load, Vin = 90VAC

1

%

Transient Response Time

Io = Full Load to Half Load, Vin = 100VAC

4

ms

Hold-Up Time

Io = Full Load, Vin = 110VAC

10

ms

Start-Up Time

Io = Full Load, Vin = 100VAC

0.3

1

2

s

Temperature Coefficient

-0.04

+0.04

%/°C

PROTECTION

Over Current Protection

110

150

%

Verified by design/characteristics of integrated controller

-25

130

°C

GENERAL

SPECIFICATIONS

Efficiency

Io = Full Load, Vin = 230VAC

77.7

%

Dielectric Withstanding Voltage

Primary to Secondary

5656

VDC

ENVIRONMENTAL SPECIFICATIONS

Operating Temperature

Derates linearly from 100% Load at 40°C to 50% load at 70°C

0

40

70

°C

Storage Temperature

-40

85

°C

Operating Humidity

0

95

%

Storage Humidity

0

75

%

MTBF

Operating Temp. at 25°C, calculated per MIL-HDBK-217F

100,000 hours

PHYSICAL

SPECIFICATIONS

US Plug (A Type)

4.6oz (130g)

UK Plug (B Type)

5.3oz (150g)

Weight

EU Plug (C Type)

4.9oz (140g)

US Plug (A Type)

2.52 x 2.17 x 2.10 inches

(64.0 x 55.0 x 53.3 mm)

UK Plug (B Type)

2.52 x 2.17 x 2.37 inches

(64.0 x 55.0 x 60.2 mm)

Dimensions (L x W x H)

EU Plug (C Type)

2.52 x 2.17 x 2.70 inches

(64.0 x 55.0 x 68.6 mm)

SAFETY & EMI

US Plug (A Type)

UL/cUL 60601-1: 2

TUV/T-mark EN60601-1: 2

Safety Approvals

UK & EU Plugs (B & C Types)

TUV/T-mark EN60601-1: 2

EMI Requirements for CISPR-11

Vin = 220VAC

B

Class

EMI Requirements for FCC PART-18

Vin = 110VAC

B

Class