cui.com

date 07/07/2021

│ page 3 of 10

CUI Inc

│ SERIES: VOF-300 │ DESCRIPTION: AC-DC POWER SUPPLY

SAFETY & COMPLIANCE

parameter

conditions/description

min

typ

max

units

isolation voltage

input to output for 1 minute

input to earth for 1 minute

output to earth for 1 minute

3,000

1,500

500

Vac

Vac

Vac

isolation resistance

100

MΩ

safety approvals

certified to 62368: IEC, EN, UL

safety class

class I

conducted emissions

EN55032:2012+AC:2013, EN55022:2010+AC:2011, Class B , FCC CFR 47 Part 15 Subpart B

radiated emissions

EN55032:2012+AC:2013, EN55022:2010+AC:2011, Class B , FCC CFR 47 Part 15 Subpart B

harmonic current emissions

IEC 61000-3-2:2014, Class C & D

voltage fluctuations & flicker

IEC 61000-3-3:2013

ESD

IEC 61000-4-2:2008, ±2kV, ±4kV, Class A

radio-frequency, Continuous

radiated disturbance

IEC 61000-4-3:2010, Class A

EFT/burst

IEC 61000-4-4:2012, ±0.5kV, ±1kV, ±2kV, Class A

surge

IEC 61000-4-5:2005, L-N: ±0.5kV, ±1kV, L-PE, N-PE: ±0.5kV, ±1kV, ±2kV, Class A

conducted immunity

IEC 61000-4-6:2013, Class A

power frequency magnetic field

IEC 61000-4-8:2009, Class A

voltage dips

IEC 61000-4-11:2004, Dip: 30% reduction, Dip: 70% reduction, Class A

voltage interruptions

IEC 61000-4-11:2004, >95% reduction, Class B

MTBF

as per MIL-HDBK-217F, at 115 Vac, 25°C, GB

160,000

hours

RoHS

2011/65/EU

Notes:

1. The power supply is considered a component which will be installed into final equipment. The final equipment still must be tested to meet the necessary EMC directives.

ENVIRONMENTAL

parameter

conditions/description

min

typ

max

units

operating temperature

see derating curves

-40

80

°C

storage temperature

-40

85

°C

operating humidity

non-condensing

93

%

operating altitude

5000

m

as per MIL-STD-810F Table 514.5C-VIII; 15~2000

Hz for 1 hour on each axis for 3 hours

4

G

as per MIL-STD-810F Table 516.5, Table 516.5-1;

for 10 ms on each axis 3 times

75

G

Notes:

2. See Installation Instructions for mounting requirements.

DERATING CURVES

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