PM20S-020
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Small Precision Motors
APPLICATIONS
SPECIFICATIONS
Reference characteristics
•
Torque characteristics
•
PM20S-020 UNI-CONST. V (at 12[V],50[Ω])
Dimensions
•
Motor Size
Number of Steps per Rotation
Drive Method
Drive Circuit
Drive Voltage
Current / PHASE
Coil Resistance / PHASE
Drive
Magnet Material
Insulation Resistance
Dielectric Strength
Class of Insulation
Operating Temp.
Storage Temp.
Operating Hum.
PM20S-020
20 (18
°
/ Step)
2-2 PHASE
UNIPOLAR CONST. VOLT.
12 [V]
50 [
Ω
]
2SC3346
Nd-Fe-B bonded magnet (MS70)
100M[
Ω
] MIN
AC 500 [V] 1[min]
CLASS E
-10[
°C
] ~ 50[
°C
]
-30[
°C
] ~ 80[
°C
]
20[%] RH ~ 90[%] RH
If you would like to know this Dimensions(D,S,W,θ),Please see Standerd Dimensions in our Home Page
OA Equipment: Printers/Scaners
Automotive: Meters
S±0.5
φ
20
1.5 0.8
15.5MAX
1MAX
25±0.2
4.5MAX.
8.4
W±10
11.9
2-R
3
2-
φ
2.
3
φ
1.5
φ
6
0
-0.1
0
-0.01
©
Minebea Electronics Co., Ltd. 2001-2002
θ
±
3°
•
•
These characteristic are general reference values. When using motors,
factors such as heat radiation conditions and duty effect heat rise, therefore
please select motors after considering the heat conditions in the actual equipment.
0
10
20
30
40
50
60
0 200 400 600 800 1000 1200 1400 1600
Frequency [PPS]
Torque [X10
-4
N.m]
MS70 Pull-out
MS70 Pull-in