Specifications

Series No: BL4472-          – IE –               –  P    4
No.

Testing Item

Tested Values

Unit

1

Nominal voltage

UN

24

24

24

 

 

V

2

Terminal resistance, phase to phase

R

15.1

5.9

1.6

 

 

Ω

3

Output power

P2max

7.93

21.72

80.88

 

 

W

4

Efficiency

ηmax

49

58

60

 

 

%

5

No-load speed

no

6180

11250

23100

 

 

rpm

6

No-load current

Io

0.14

0.23

0.78

 

 

A

7

Stall torque

MH

49.02

73.76

133.75

 

 

mNm

8

Friction torque

MF

4.73

4.42

7.34

 

 

mNm

9

Speed constant

kn

282.37

496.84

1015.30

 

 

rpm/V

10

Back-EMF constant

kE

3.54

2.01

0.98

 

 

mV/rpm

11

Torque constant

kM

33.82

19.22

9.41

 

 

mNm/A

12

Current constant

kI

0.03

0.05

0.11

 

 

A/mNm

13

Slope of n-M curve

Δ n/ ΔM

126.08

152.52

172.72

 

 

rpm/mNm

14

Mechanical time constant

τ m

60.38

73.04

82.71

 

 

ms

15

Rotor inertia

J

45.73

45.73

45.73

 

 

gcm2

16

Angular acceleration

αmax

10.72

16.13

29.25

 

 

103rad/s2

17

Sensor

 

Hall Sensor

 

18

Driver

 

DR3006IE

 

19

Weight

 

240

g

20

Operating temperature range

 

-30 ~+85

21

Commutation

 

Electronically commutation

22

Ball Bearing

 

NMB & EZO

23

Housing material

 

Aluminum, black anodized

24

Magnet material

 

Sintered Nd-Fe-B

25

Direction of rotation

 

Electronically reversible

The Operating Data For η max of Customer’s Specifications

26

Output Power

P2opt

6.79

16.06

58.00

 

 

W

27

Efficiency

ηopt

49

58

60

 

 

%

28

Speed

nopt

4259

8496

17690

 

 

rpm

29

Load Current

Iopt

0.59

1.17

4.11

 

 

A

30

Operating Torque

Mopt

15.23

18.06

31.32

 

 

mNm

 

Performance Curves

Operating Curve

Performance Curves – NT Testing Curve

NT Curve

Outline Drawing – Motor Only

Outside Drawing(BL4472IE) VLUU L210 / Samsung L210

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