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FL20STH42-0804A

Feature summary:

● High Torque
● Long Life,Low Losses
● Small Size,High Efficiency

ACCESSORIES:
ENCODER
BRAKE
GEARBOX
Connector

Specification


Planetary   Gearbox

Ring material

 metal

Bearing at output

Ball bearings

Max. Radial load-10mm from flange

50N

Max. shaft axial load

30N

Radial play of shaft-near   to flange

0.08 mm

Axial play of   shaft

0.3 mm


FL20STH Hybrid Stepping Motor Specifications

Model   No.

Rated

Voltage

Current

/Phase

Resistance

/Phase

lnductance

/Phase

Holding

Torque

#   of

Leads

Rotor

lnertia

Weight

Length

L1

Max. Gear Ratio

Single   Shaft

V

A

Ω

mH

g.cm


kg-m2

g

mm


FL20STH42-0804A

4.32

0.8

5.4

1.5

300

4

3.6x10-7

80

42

1:264

Planetary Gearbox Specifications

   Reduction ratio


3.71

5.18

14

19

27

51

71

100

139

189

264

369

精确减速比   Accurate Reduction Ratio

63/17

57/11

3969/289

3591/187

3249/121

250047/4913

226233/3179

204687/2057

185193/1331

538861/2857

1119000/4243

3661450/9929

减速级数 Number of gear trains

1

2

3

4

减速器长度(L2)    Length(L2)

mm

23.4

30.0

36.4

42.8

最大额定转矩

Max. rated   torque

kg.cm

6

10

20

20

瞬间允许转矩

Short time permissible   torque

kg.cm

20

30

60

60

    Efficiency

%

90%

81%

73%

66%

背隙(无负载时)Backlash at no-load

0.6°

1.0°

1.5°

1.5°

    Weight

g

31

37

43

49



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