Shenzhen Topfan Technology Development Co., Ltd.
| Payment Terms | T/T or western Union |
| Supply Ability | 600,000pcs per month |
| Delivery Time | 5-12 working days after received your payment |
| Packaging Details | carton |
| Voltage | 12V , 24V |
| Diameter | 50mm |
| Length | 90MM , 190MM , 290MM, 350MM, 420MM |
| Bearing type | Ball Bearing |
| Material | Metal |
| Speed | 2300rpm |
| Brand Name | TOPFAN/ODM/OEM |
| Model Number | LRD50350B12 |
| Certification | CE/ROHS/UL/SGS |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T or western Union | Supply Ability | 600,000pcs per month |
| Delivery Time | 5-12 working days after received your payment | Packaging Details | carton |
| Voltage | 12V , 24V | Diameter | 50mm |
| Length | 90MM , 190MM , 290MM, 350MM, 420MM | Bearing type | Ball Bearing |
| Material | Metal | Speed | 2300rpm |
| Brand Name | TOPFAN/ODM/OEM | Model Number | LRD50350B12 |
| Certification | CE/ROHS/UL/SGS | Place of Origin | China |
| High Light | cross flow blower fan ，crossflow fans | ||
Metal DC Cross Flow Fan DC Tangential Blower Fan Exhaust Fan 50 x 350MM
1. Purpose:
It is applied in air cleaner,elevator,humidifier , laboratory,workshop,dehumidifier,projector and copy machine, etc..
2. Expeceed Life:
Ball Bearing 50,000 hours
Sleeve Bearing 30,000hours
3. ELECTRICAL CHARACTERISTICS:
ALL MEASUREMENTS PERFORMED AT25~30℃ ROOM TEMPERATURE
& 50~80%R.H.UNLESS OTHERWISE SECIFIED.
| 1 | RATED VOLTAGE | VOLTS | V | 12V DC | |
| 2 | OPERATION VOLTAGE | VOLTS | V | 8.4VDC-13.2VDC | |
| 3 | FREQUENCY | Hz | Hz | / | |
| 4 | INPUT CURRENT | AMP | A | 0.85A±10% | AT RATED VOLTAGE |
| 5 | INPUT POWER | WATTS | W | 10.2W ±10% | AT RATED VOLTAGE |
| 6 | ROTATION SPEED | RPM | RPM | 2300±10% | |
| 7 | ACOUSTICAL NOISE(AVG) | dB(A) | dB(A) | ≤45 Db | DETAILS SEE ATTACHED PAGE. |
| 8 | MAX .AIR-FLOW | CFM | Q | | TWO-CHAMBER METHODS |
| 9 | MAX . AIR-PRESSURE | mmH2O | P | | TWO-CHAMBER METHODS |
| 10 | INSULATION | MEG. | MΩ | ＞20MΩ | BETWEEN FRAME AND |
| 11 | DIELECTRIC STRENGTH | 5Ma MAX. | BETWEEN FRAME AND | ||
| 12 | ROTARY DIRECTION | C W | |||
| 13 | INSULATION CLASS | CLASS B | |||
| 14 | LIFE EXPECTANCY | 30000 Hours at 25℃/65%RH |
4. MECHANICAL
4.1.BEARING SYSTEM ------------------3 BALL BEARING.
4.2.LEAD WIRE ---------------- 1007 AWG# 22,80℃,300V, L≈390MM
+POSITIVE-------------RED
NEGATIVE-------------BLACK
FG -------------YELLOW
5. ENVIRONMENTAL:
5-1.OPERATING TEMPERATURE----------------------- -10 TO+60℃(CLASS E)
5-2.STORAGE TEMPERATURE ------------------------- -20 TO+75℃
5-3.OPERATING HOMIDITY-----------------------------------RH20%-80%
5. Specifications:
| Model | Size(mm) | Rated voltage (v) | Rated Current (A) | Speed (rpm) | Max Static Pressure (mmAq) | Air Flow (m3/mim) | Air flow (CFM) | Noise Leve (dB-A) | Weight (g) | |||
| A | B | C | D | |||||||||
| LRD50090A12 | 98 | 108 | 143 | 50 | 12 | 0.22 | 2800 | 3.3 | 0.9 | 32 | 39 | 320 |
| LRD50090A24 | 24 | 0.12 | 39 | |||||||||
| LRD50190A12 | 198 | 208 | 260 | 50 | 12 | 0.60 | 2500 | 4.3 | 2.5 | 88 | 46 | 600 |
| LRD50190A24 | 24 | 0.40 | 46 | |||||||||
| LRD50290A12 | 298 | 308 | 360 | 50 | 12 | 0.65 | 2400 | 4.0 | 3.5 | 124 | 46 | 700 |
| LRD50290A24 | 24 | 0.40 | 46 | |||||||||
| LRD50350A12 | 358 | 368 | 420 | 50 | 12 | 0.75 | 2300 | 3.6 | 3.7 | 131 | 45 | 770 |
| LRD50350A24 | 24 | 0.45 | 45 | |||||||||
| LRD50420A12 | 420 | 430 | 474 | 50 | 12 | 0.80 | 2000 | 3.2 | 4.0 | 145 | 46 | 850 |
| LRD50420A24 | 24 | 0.50 | 46 | |||||||||
6: Dimensions (Unit:mm)
Fan Performance Curve:
Purpose:
Any more information , please feel free to contact Mona ——→
We will reply you within 2 hours . Thanks
Skype : helen860615
QQ : 304994675
Tel : 86 755 26070926
Mobile :0086-15818540201
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
1996
Total Annual:
20,000,000-30,000,000
Employee Number:
500~600
Ecer Certification：
Active Member
Shenzhen Topfan Technology Development Co., Ltd is a high-tech enterprise of professional manufacture and researcher on dc brushless fans and ac fans. It is a professional cooling fan manufacturer in the field with the most professional and largest scale intergrating research and dev... Shenzhen Topfan Technology Development Co., Ltd is a high-tech enterprise of professional manufacture and researcher on dc brushless fans and ac fans. It is a professional cooling fan manufacturer in the field with the most professional and largest scale intergrating research and dev...
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