电机用电刷性能介绍： 关闭本窗口

类别Grade
型号Type

电阻系数 Ersistivi+ty
(μΩ.m)

洛式硬度短路换向器试验
Rockwell hardness shart-circuit commutator test

 

工作条件
Poerating condition

 
主要用途Main Application

硬度Hardness
(Kgf/mm2)

一封电刷的接触电压降Volfage frop for pair brush
(V)

摩擦系数Corf of friction
(≤)

50小时磨损值Vear Value in 50 hrs
(mm)

额定电流密度Rating Current density
(A/cm2)

允许圆周速度Allowable peripheral speed
(M/s)

使用时单位压力Pressure in use
(Kpa)

 

□
天
然
石
墨
类

S3
8-20

50-107
(60)

1.5-2.3
0.25
≤0.20
11
25
19.6-24.5

电压80-120伏的直流电机
80-120V-d.c machines

S6M
15-25

86-105
(20)

1.2-2.2
0.25
≤0.15
12
70
14.7-19.6

高速飞轮机铜集电环
steel slip ring of high speed frubo-generafrors

S88
770-1430

45-72
(60)

6.3-9.5
0.25
≤0.20
10
15
22.0

交流整流子电动机和高速微型电动机
o.o.commufator motors and high speed fminisfure motors
S27..
16.8-25.2
---
≤2.5
0.27
≤1.5
10
70
14.7-19.6

非常适用于大型气轮发电机集电环
especially suifable for slip ring of large furbo-generafors

□
电
化
石
墨
类
型
E
l
e
c
t
r
o
g
r
a
p
h
i
t
e
C
l
a
s
s

D104
6-16

71-110
(20)

2.0-3.0
0.20
≤0.25
12
40
14.7-19.6
直流电焊机和电压80-120伏的直流电机
D.c.welding dynamous and80-120v d.c.machines
D172NM
10-16

96-112
(20)

2.4-3.4
0.25
≤0.20
12
70
14.7-19.6

高速气轮发电机集电环和中小型直流电机
Slip rings of high speed furbo-generators and d.c machines of small and medium size

D213
22-40

50-114
(60)

2.5-3.5
0.25
≤0.15
10
40
19.6-39.2

汽车发电机和有机械震动的牵引电动机
generators on automobiles and traction mortor with machanical vibration

D214
22-36

50-90
(100)

2.0-3.0
0.25
≤0.15
10
40
19.6-39.2

汽车发电机的动磁机的磁机和带有衡击负荷的直流电机
Excifers of frubo-generators and d.c machines with shock load

D252
12-22

64-97
(60)

2.0-3.2
0.23
≤0.15
12
45
19.6-24.5

电压在120-440伏的直流电机，汽车发电机和牵引电动机
120-440v d.c machines,automobile generators and traction mafars

D308
31-50

68-99
(100)

1.9-2.9
0.25
≤0.15
10
40
19.6-39.2

功率扩大机和角速度的小型直流电机
amplidynes and small d.c machines with high angular velocity

D374L
40-70

95-115
(100)

2.0-3.5
0.20
≤0.12
12
50
19.6-39.2

小型高速串激电动机
small high speed series motors

D374F
45-75

76-103
(100)

2.3-2.5
0.20
≤0.20
12
50
19.6-39.2

牵电动机和换向困难的直流电机
traction mators and d.c machines for difficult commutation
D374B
45-70

62-100
(1000)

2.3-3.5
0.25
≤0.25
12
60
19.6-39.2

机车牵引电动机和主发动机，汽轮发电机高速动磁机。轧铜电动机和主发电机，交流整流子电动机和其它换向困难的直流电机
Traction motors and main generators for locomotives high speed excitesf or turbo-generators,rolling mill motors,and main generators,a.c commutators,motors and other d.c. motors with me difficulties of communtation
D374N
45-75

60-100
(1000)

2.3-3.5
0.20
≤0.20
12
60
19.6-39.2
D376

50-75

62-96
(100)

2.3-3.5
0.25
≤0.25
12
50
19.6-39.2
D376N
50-80

62-96
(100)

2.5-3.5
0.20
≤0.20
12
60
19.6-39.2

□
树
脂
石
墨
类
C
l
a
s
s
R
e
s
i
n
o
u
s
G
r
a
p
h
i
t
e

R298
147-273

56-84
(60)

3.6-5.4
0.20
≤0.15
8
35
21.6

注：

"()"括号内为载荷，带"★"号就是用7.94mm港球测得，"★★"S27的型式试验应在70米/秒实验室上进行
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

□

金

属

石

墨

类
J102
0.01-0.35

47-95
(40)

0.3-0.7
0.20
≤0.40
20
20
17.6-22.5

低电压直流电机和交流异步电动机集电环
d.c generators with low voltage and slip rings of a.c asynchronous motors

J105
≤0.25

47-107
(40)

≤0.4
0.25
≤0.80
20
20
17.6-22.5

电触点
contacts

J164
0.05-0.5

47-102
(40)

0.2-0.5
0.20
≤0.70
20
20
17.6-22.5

低电压直流电机和变速电机集电环
d.c. generators with low voltage and slip ring sa.c. commutator machines
J201
1-6

64-107
(60)

1.0-2.0
0.25
≤0.18
15
25
14.7-19.6

60伏以下的直流电机和直流焊机等
d.c.generators up 60v and d.c.welding machines.etc
J203
5-12

42-102
(60)

1.4-2.2
0.25
≤0.15
12
20
14.7-19.6

80伏以下的直流电机，小型牵引电动机和异步电动机集电环
d.c.machines up to 80v,smail traction motors and silp ring of asynchronous motors
J204
0.2-1.3

77-108
(60)

0.6-16
0.20
≤0.30
15
20
19.6-24.5

40伏以下的直流电机，汽车起动机和同步电动机集电环
d.c.machines up to 40v,automobiler starters and exciting slip ring of synchronous machines
J205
1-12

30-102
(60)

≤0.20
0.25
≤0.50
15
35
14.7-19.6

60伏以下的直流电机，汽车起动机和同步电动机集电环
d.c.machines up to 60v,automobiler starters and exciting slip ring of synchronous machines
J213
0.2-1.2

50-101
(60)

0.4-1.4
0.20
≤0.40
15
20
19.6-24.5

汽车起动机和同步电动机的集电环
Automobila starters and exiciting slip rings of synchronous machines
J215
1.4-5.6

65-105
(60)

0.96-2.3
0.25
≤0.14
15
20
20-25
J230
0.5-1.8

70-105
(60)

0.5-1.2
0.25
≤0.25
15
35
14.7-19.6
J240
1-4

65-105
(60)

0.5-1.2
0.25
≤0.30
15
35
19.6-24.5
J241
1.2-4.0

60-100
(60)

0.72-1.68
0.25
≤0.30
15
35
14.7-19.6
J245
0.28-0.83

60-100
(60)

0.5-1.2
0.25
≤0.30
15
20
20-25
J390-1
≤0.15
 
≤0.3
0.25
≤0.5
20
15
14.7-19.6

用于传导电流和运输信号的滑动接触点
Slip contacts for conduction current and transmit singnal
J390
0.03-0.1
8-20*
<0.2
0.25
≤9
20
15
14.7-19.6

讯号装置的电触点，交直流微型电机
contacts for signal devices a.c. and d.c.miniature electrical machines
J385
0.04-0.13
6-18*
0.05-0.3
0.25
≤6
20
15
14.7-19.6
J385-3
0.04-0.2
10-30*
≤0.4
0.25
≤5
20
15
14.7-19.6
J380
0.08-0.24
6-14*
0.12-0.5
0.25
≤4
20
15
14.7-19.6
J375
0.1-0.4
10-30*
0.14-1.0
0.28
≤3
15
20
14.7-19.6
J370
0.12-0.7
8-28*
0.25-1.2
0.28
≤2
15
20
14.7-19.6
J360
0.3-0.12
10-30*
0.4-1.5
0.28
≤1.8
15
20
14.7-19.6
J350
0.8-4.0
8-30*
0.6-1.8
0.30
≤0.8
15
20
14.7-19.6

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