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深圳市禹臣慧博科技有限公司是从事电散热系列产品的研发、销售、生产的风扇制造企业。
 
 
DC风扇型号齐全，外形尺寸有：25*25*06、30*30*10、35*35*15、40*40*（10/20/28、）50*50*（10/15）、60*60*（10/15/20/25/38）、70*70*(15/25)、80*80*（15/20/25）、92*92*（25/38）、120*120*（25/38）等，电压可提供5V、12V、24V、48V等。
 
 
 
 
 
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DC BRUSHLESS FAN SPECIFICATION（产品规格书）
 
1.SCOPE（范围）
 
This specification to model NO:（产品机型）DFH1225S
 
2.STANDARD ENVIRONMENTAL CONDITIONS（通用环境）
 
Temperature 25℃and relative humidity 60％shall be standard if no doubt
 
Arises in the judgement,however,it is permitted that rests are conducted in
 
The environment of temperature 5-35℃,relative humidity 45-85％（  温度25℃，相对湿度
 
60％下使用，但在温度5-35℃相对湿度45-85％的条件下，产品能正常工作）
 
  AND FORM（产品结构）
 
3-1
 
Structure（结构）
 
axial motor fan（轴流风机）
 
3-2
 
Housing（框架）
 
BLACK PBT
 
3-3
 
Blade（扇叶）
 
BLACK PBT
 
3-4
 
Bearing（轴承结构）
 
SLEEVE Bearing
 
3-5
 
Lead （线材）
 
两线无端/UL1007/24AWG红/黑L=300MM
 
4．RATED AND OPERATING CONDITLONS（额定条件）
 
4-1
 
Rated voltage（额定电压）(VDC)
 
24.0
 
4-2
 
Rated current（额定电流）(A)
 
0.23A±10％（实测0.15）
 
4-3
 
Startup voltage（启动电压）(VDC)
 
12.0
 
4-4
 
Rated input power（输入功率）(W)
 
3.6
 
4-5
 
Operating voltage（电压范围）(VDC)
 
21.6-26.4
 
4-6
 
Operating temperarure（工作温度）(℃)
 
-10℃--+70℃
 
4-7
 
Storage temperature（收藏温度）(℃)
 
-40℃--+80℃
 
4-8
 
Speed（转速）(RPM)
 
2500±10％
 
-AIR PRESSURE CHARACTERISTIC（风量-风压特性）
 
Applicable conditions:Shall be applied in the state when the standard, environmental conditions and voltage are fixed.（注意事项：不变化环境及工作电压）
 
ITEM
 
（测试项目）
 
CONDITIONS
 
（测试条件）
 
STANDARD
 
（测试标准）
 
5-1
 
 
Air pressure=0 
 
92.06CFM
 
5-2
 
  pressure
 
Air flow=0   
 
4.38mmH2O
 
5-3
 
 
characteristics
 
 
 
AS performance
 
Curves
 
 
 
(性能指标)
 
Applicable conditions:shall be applied under the standard environmental conditions and rated conditions
 
（测试条件：标准环境条件及额定条件下）
 
Item（测试项目）
 
Conditions（测试条件）
 
Standard（测试标准）
 
6-1
 
Noise
 
噪音
 
Shall be measure in around
 
isolated room of
 
Background noise 20DB or
 
Less,in a distance of lm from intake direction
 
 
 
41.62dBa
 
 
 
6-2
 
 Insulation
 
 Resistance
 
绝缘阻抗
 
When test voltage of DC
 
250v is impressed between
 
terrninal(+)and horsing
 
 
 
 Min 10 megohm
 
6-3
 
Dielectrice Withstand Voltage
 
绝缘强度
 
When voltage of AC 500v is Impressed between terminal(+)and housing
 
  Shall be free of
 
 Abnormality
 
 
 
（专用试验）                                                                             
 
7-1
 
Vibration
 
Resistance振动试验
 
 5-3hz,0.04mm peak to peak amplitude,30-500hz,2g peak
 
amplitude,for minutes to all
 
three axis
 
It shall be satisfy the Specified perfornance standards
 
7-2
 
Shock Resistance
 
冲击试验
 
60g11 millisecond(1/2sine),
 
two time to all threeaxis
 
It shall be satisfy the Specified performance Standards
 
7-3
 
 
 
 
 
 
 
Durability
 
寿命试验
 
Expected life endurance time until the revolution drops by 30％from the initial value
 
When continuously run under standard environmental conditions and rated conditions
 
 
 
 
 
30000 hours up(at 25℃/ relative humidity 45-85％)
 
 
 
7-4
 
Rotor
 
Resistance
 
堵转试验                                    
 
The rotor drive shall be
 
Restricted for 72hours in the state where condition is made in the range of operating temperature and operating voltage range
 
It shall be have no damage
 
 
 
 
 
 
 
 
 
(其它)
 
8-1
 
Rotaing direction
 
Marked on housing outside surface
 
8-2
 
Air flowing direction
 
Marked on housing outside surface
 
8-3
 
Appearance
 
Shall be free of flaw and contamination
 
Which cause excessive drop in the commercial value
 
8-4
 
Mounting hole
 
4 places
 
8-5
 
Lot marking
 
Date code label shall be applied on the outside surface