cui.com

CUI Inc

│ SERIES: VMS-160 │ DESCRIPTION: AC-DC POWER SUPPLY

date

07/27/2011 │ page 2 of 5

INPUT

parameter

conditions/description

min

typ

max

units

voltage

90

125

264

373

Vac

Vdc

frequency

47

63

Hz

current

at 100 Vac, cold start

at 200 Vac, cold start

2.5

1.25

A

A

inrush current

at 230 Vac, full load, cold start

power factor

measured at full load and 115 Vac/60 Hz and

0.85

230 Vac/50 Hz input source input will be less than

0.25Ω, compliant to EN61000-3-2 for harmonic currents

0.98

OUTPUT

parameter

conditions/description

min

typ

max

units

line regulation

low line to high line

±1

%

load regulation

all other outputs

12 V aux. output

±1

±20

%

%

temperature coefficient

0.25

mV/°C

transient response

25% I

start-up time

1s

rise time

0.2

20

ms

hold-up time

16

ms

adjustability

±5

%

fan drive

12 Vdc / 500 mA for external fan

PROTECTION

parameter

conditions/description

min

typ

max

units

over voltage protection

130

%

over current protection

automatically recovers

150

%

short circuit protection

auto recovery with no damage from a short on any

output

SAFETY & COMPLIANCE

parameter

conditions/description

min

typ

max

units

isolation voltage

primary to secondary (for 1 second):

primary to earth ground (for 1 second):

5,656

5,656

Vdc

Vdc

safety approvals

UL 60950-1/60601-1, NEMKO EN60950-1/EN60601-1, CE

EMI/EMC

EN55022:1998 (CISPR 22 class A conducted), EN61000-3-2: 2000, EN61000-3-3: A1:2001,

EN55024 (IEC61000-4-2: 1995, IEC61000-4-3: 1995, IEC61000-4-4: 1995, IEC61000-4-5: 1995,

IEC61000-4-6: 1996, IEC61000-4-11: 1994)

leakage current

measured per IEC 60950-1, paragraph 5.1,

test voltage of 120 Vac/60 Hz

0.275

mA

RoHS compliant

yes

MTBF

with 400 LFM forced air, MIL-HDBK-217E-1, 75%

of rated full load, 25°C ambient

200,000

hrs