Basic info

Model NO.
7A716
Function
Control, Driving
Casing Protection
Closed Type
Certification
ISO9001
Transport Package
Standard Export Carton
Specification
7mm x L16.6
Trademark
CHUNGFO
Origin
China
HS Code
8501109990
Production Capacity
4 Million PCS/Month

Product Description

 
7A Series  φ7mm x L16.6   Precious Metal Brushes  
High Performance Coreless Brushed Mini DC Motor for Hair Dryer
Motor Paramter Motor Model
Values at nominal voltage 7A2NA-
017091
7A2NA-
015051
     
  1 Rated voltage V 3.4 3.7      
Free Load 2 No load speed rpm 49193 57168      
3 No load current mA 71 109      
At Max. Efficiency 4 Max. efficiency % 71.55% 71.80%      
5 Speed rpm 42617 49577      
6 Current mA 459 711      
7 Torque g.cm 2.78 3.71      
At Max. Output 8 Max. output W 2.63 4.1      
9 Speed rpm 24597 28584      
10 Current mA 1524 2375      
11 Torque g.cm 10.4 13.97      
At Stall 12 Stall current A 2.98 4.64      
13 Stall torque g.cm 20.8 27.94      
Motor Constants
  14 Teminal resistance Ω 0.9 0.52      
  15 Torque constant g.cm/A 7.158 6.166      
  16 Speed  constant rpm/V 13620 15823      
  17 Speed/Torque constant rpm/g.cm 2364.7 2046.1      
Motor Characteristic Typical Performance
Thermal parameters  
High Performance Coreless Brushed Mini DC Motor for Hair Dryer
18 Ambient temperature -20~+65 ºC
19 Max. permissible winding temperature                                 85 ºC
Mechanical parameters
20 Max. penmissible No-load speed 55000 rpm
21 Max. axial load(dynamic) 0.15 N
Other parameters
22 Number of pole pairs 1  
23 Number of commutator segments 3~5  
24 Weight 2.6 g
Remarks  
1 Rotation direction, wire specification and performance parameters can be
made according to customer's requirement.
2 Motor can be mounted with various shapes and sizes of eccentric weight which
is made of iron, brass or ferro-alloy to become vibration motor.
3 Dimension with "*" in the drawing can be adjusted according to customer's requirement.
       1g=0.035oz    1inch=25.4mm    1g.cm=0.098mN.m     1oz=28.35g     1mm=0.0394inch     1mN.m=10.2g.cm

Company & Factory
High Performance Coreless Brushed Mini DC Motor for Hair Dryer
 
High Performance Coreless Brushed Mini DC Motor for Hair Dryer

 
High Performance Coreless Brushed Mini DC Motor for Hair Dryer
 
High Performance Coreless Brushed Mini DC Motor for Hair Dryer
 
High Performance Coreless Brushed Mini DC Motor for Hair Dryer
 
High Performance Coreless Brushed Mini DC Motor for Hair Dryer
 
High Performance Coreless Brushed Mini DC Motor for Hair Dryer
 
High Performance Coreless Brushed Mini DC Motor for Hair Dryer
 
High Performance Coreless Brushed Mini DC Motor for Hair Dryer
 

ApplianceHigh Performance Coreless Brushed Mini DC Motor for Hair Dryer
 
Appliances Online Technology Co., Ltd.

High Performance Coreless Brushed Mini DC Motor for Hair Dryer