40 × 40 ×10MM Equipment Cooling Fans DC 12V / 40MM , DC Blower
Snail Fan
Applications
- Ventilation Equipment & System
- Heating Equipment & System
- Air Conditioner
- Refrigeration equipment
- MDBS(Mobile Data Base Station)
- Telecom power supply station
Description:
● High speed , Middle speed, Low speed
● Plastic Frame and Plastic impeller
● 5V DC or 12V DC or 24V DC
● Ball bearing or Sleeve bearing or Hydraulic bearing
● Terminal or Lead wire
● Waterproof explosion proof or high proof are can be satisfied.
A: Specifications:
| Item | Specification/Description |
| Dimension | 40*40*10 MM(L x W x Thickness) |
| Housing | BLACK PBT 94V-0 |
| Fan Blade | BLACK PBT 94V-0 |
| Rated Voltage | DC 12V |
| Operation Voltage | DC 6.0V-13.8V |
| Start-Up Voltage | DC 7 V(Power ON/OFF) |
| Rated Rotate Speed | 8500±10% RPM |
| Rated Current | 0.10A |
| Rated Power | 1.2 W |
| Air Flow | 3.1 CFM |
| Air Pressure | 14.36 mmH2O |
| Noise Level | 35 dB(A) |
| Bearing | Two Ball Bearing |
| Locked protection | Yes |
| Output Signal | RD |
| Soft Start | Yes |
| PWM Control | NO |
| waterproof class | NO |
| Plarity Protection | NO |
| GP Type | Yes |
| Safety Approvals | CE/ROSH |
| Lead Wire | UL1007 #28AWG L=300±10mm |
| Life Expectancy | 30,000 Hours (At 25℃/Relative Humidity 65％) |
| Net Weight | 18/Gram |
| Packing | 500 PCS/CTN |
B: (Main Materials, Parts Specification):
Bearing | ■ (Dual Ball Bearing) | □ | (Sleeve Bearing) |
Frame | ■ | PBT of UL94V-0. | □ | Die-cast Aluminum Alloy |
Impeller | ■ | PBT of UL94V-0. | □ | Steel |
Bobbin | PBT of UL94V-0. |
Lead Wire | ■ | Red(+) | ■ | Black(-) | □ | Blue(PWM) | UL 1571 28# |
□ | Yellow(FG) | □ | White(RD) | 2 wires 300±10mm |
Connector | No |
Tube | No |
C: Application Notice:
1). SCOPE:
This document defines mechanical＆electrical haracteristics of DC
Brushless Fan)
2). General Description
2.1 General Specification: Refer to page 2
2.2 Function:
2.2.1 Signal Output Frequency Generator (FG)
RPM= (FG)*30
2.2.2 RD High and low level signal output Protective alarm function
2.2.3 Speed Control Type PWM Control
PWM input frequency around 18KHZ-30KHZ,PWM max input voltage 5.5V
3). Electrical characteristics
3.1 Insulation resistance
Not less than 10M ohm between housing and positive end of lead
wire(red) at 500VDC.
3.2 Dielectric strength
No damage should be found at 500 VAC for 60 seconds,measured with
1mA tirp current between housing
and positive end of lead wire.
3.3 Insulated Type UL: Class A(105℃)
4). Electrical ＆Mechanical Test
4.1 Rotation
Clockwise Rotation View From Label Side
4.2 The performance including air flow and air pressure measured in
Double Chamber is measured according to AMCA210-85 standard
4.3 Locked Rotor Protection
4.1.1 To low current fan or auto-start fan, No damage shall be
found after 72 hours at condition of rotor locked,The fan automatic
rerun as soon as constraint has been released
4.1.2 To high current fan or no auto-start fan ,It can’t be locked
or the fan will overheat and be damaged
5). RoHS Compliance
Hazardous substances contents in our product is in compliance with
RoHS 2002/95/EC requirement
6). Life Expectancy
Average life is about 50000 hours while fan is operating at rated
voltage in room temperature
25℃and relative humidity 65% environment, Please refer to page 2;
7). Environmental
7.1 OPERATING TEMPERATURE RANGE -10 to +70 deg.C
7.2 STORAGE TEMPERATURE RANGE -40 to +75 deg.C
7.3 OPERATING HUMIDITY 5 TO 90% RH
7.4 STORAGE HUMIDITY 5 TO 95% RH
8). Protection
8.1 Polarity Protection
Be capable of withstanding 10 minutes will not cause damage if
reverse connection for positive and negative leads;
8.2 Locked Rotor Protection
The current will shut down or remain a little range to protect
motor from fire in 72 hours when locking rotor at operation voltage
range and at operation temperature;
9). Notes
9.1 JWE Corp.will not assume responsibility for the performance of
the products if the application condition falls beyond the
parameters stated forth in this specification.
9.2 The correct polarity, Positive(+) and Negative(-), has to be
clearly identified before connecting
this product to the power supply. Please do not connect this
product to the power supply with
reverse polarity.
9.3 Please do not store the fan in the environment of high
humidity. Please avoid storage of the fan over 6 months . For long
term storage, please connect power to the fan shortly every 6
months even through the fan is stored in room temperature.
9.4 When handling or operating this product, please do not apply
pressure to or drop this product, or handle this product by its
lead wires.
Dimensions (Unit:mm)
