CUI DEVICES | SERIES: CFM-50S | DESCRIPTION: DC AXIAL FAN

date 08/12/2022 | page 2 of 6

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INPUT

parameter

conditions/description

min

typ

max

units

operating input voltage7

10.8

12

13.2

Vdc

starting voltage

7.0

Vdc

Note:

7. See Model section on page 1 for specific input voltage ranges.

PERFORMANCE8

parameter

conditions/description

min

typ

max

units

rated speed

at rated voltage, 25°C, after 3 minutes

3,000

6,000

RPM

air flow

at 0 inch H

2O, see performance curves

8.09

16.18

CFM

static pressure

at 0 CFM, see performance curves

0.06

0.24

inch H

2O

noise

at 1 m, rated speed

23.5

38.5

dBA

Note:

8. See Model section on page 1 for specific values.

PROTECTIONS / FEATURES9

parameter

conditions/description

min

typ

max

units

auto restart

only available on CFM-5020S-160-385 models

polarity protection

only available on CFM-5020S-130-235 &

CFM-5020S-145-323 models

tachometer signal

available on “20” and “22” models

PWM control signal

available on “22” models

Notes:

9. See Application Notes for details.

SAFETY & COMPLIANCE

parameter

conditions/description

min

typ

max

units

insulation resistance

at 500 Vdc between frame and positive terminal

10

MΩ

dielectric strength

at 500 Vac, 60 Hz, 1 minute between housing and positive

terminal

5

mA

safety approvals

UL/cUL 507, TUV (EN/IEC 62368-1:2020+A11)

EMI/EMC

EN 55032:2015, EN 55035:2017

life expectancy

at 25°C, 65% RH, 90% confidence level

30,000

hours

RoHS

yes

ENVIRONMENTAL

parameter

conditions/description

min

typ

max

units

operating temperature

-10

70

°C

storage temperature

-40

75

°C

operating humidity

non-condensing

35

85

%

storage humidity

non-condensing

35

85

%

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