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CUI Inc │ SERIES: CFM-120V │ DESCRIPTION: DC AXIAL FAN
date 07/26/2017 │ page 2 of 11
INPUT
parameter
conditions/description
min
typ
max
units
12 Vdc input models
24 Vdc input models
48 Vdc input models
4.5
10.0
24.0
12
24
48
13.8
27.6
56.0
Vdc
Vdc
Vdc
operating input voltage1
starting voltage2
12 Vdc input models
24 Vdc input models
48 Vdc input models
4.5
10
24
Vdc
Vdc
Vdc
Note:
1. See Model section on page 1 for specific input voltage ranges.
2. Starting voltage for models CFM-A238V-121-370, CFM-A238V-126-440, and CFM-A238V-131-480 is 6 Vdc.
PERFORMANCE3
parameter
rated speed
air flow
conditions/description
min
2100
75.0
0.16
34.0
typ
max
3100
138.0
0.36
units
RPM
at rated voltage, 25°C, after 10 minutes
at 0 inch H2O, see performance curves
at 0 CFM, see performance curves
at 1 m
CFM
static pressure
noise
inch H2O
dBA
48.0
Note:
3. See Model section on page 1 for specific values.
PROTECTIONS / FEATURES4
parameter
conditions/description
min
typ
max
units
auto restart
on all models
rotation detector signal
tachometer signal
available on “11” models
available on “20” models
Notes:
4. See Application Notes for details.
SAFETY & COMPLIANCE
parameter
conditions/description
min
typ
max
units
at 500 Vdc between internal stator and positive
lead wire
insulation resistance of frame
dielectric strength
10
MΩ
apply 500 Vac for 1 minute between housing and
positive lead wire
safety approvals
EMI/EMC
UL/cUL 507, TUV (EN 60950-1)
EN 61000-6-1:2007, EN 61000-6-3:2007+A1
at 40°C, 65% RH
life expectancy
RoHS
70,000
hours
2011/65/EU
ENVIRONMENTAL
parameter
conditions/description
min
-10
-40
typ
max
70
units
°C
operating temperature
storage temperature
70
°C
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