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过流保护PTC热敏电阻 灯丝预热延时启动型PTC热敏电阻 

选型指南      返回上一页面

1.应用范围:
   WMZ11A型PTC热敏电阻用于各种荧光灯电子镇流器、电子节能灯中,不必改动线路,将适当的热敏电阻直接中跨接在灯管的谐振电容器两端,可以变电子镇流器、电子节能灯的硬启动为预热启动,使灯丝的预热时间达0.4~2秒可延长灯管寿命三倍以上。


2.特点:
   WMZ11A型PTC热敏电阻利用材料PTC特性制作而成,产品体积小、耐电压高、寿命长、正常工作时功耗小。


3.应用原理:
   WMZ11A型PTC热敏电阻应用PTC热敏电阻实现预热启动原理如右图所示:刚接通开关时,R t 处于常温态,其阻值远远低于C 2 阻值,电流通过C 1 ,R t 自热温度超过居里点温度T c 跃入高阻态,其阻值远远高于C 2 阻值,电流通过C 1 、C 2 形成回路导致LC谐振,产生高压点亮灯管。

4.应用电路图

 

5.外型结构和尺寸:  

6.产品标志说明:


 

类型代号 Dmax Tmax F±1 d±0.05
S 4 4.5 5 0.5
L 5 4.5 5 0.6
A 6 4.5 5 0.6
HV 6 5 5 0.6
B 8 4.5 5 0.6
BHV 8 5 5 0.6

主要技术参数
序号 型号 额定零功率电阻值(Ω) 耐电压( VAC) 最大可重复通断电流(mA) 耐流能力(mA) 开关温度(℃) 外形尺寸(mm)
Dmax Tmax d
01

WMZ11A-50S68RNU

68±30% 360 200 300 50±7 4 4.5 0.5
02

WMZ11A-50S101NU

100±30% 400
03

WMZ11A-50S151NU

150±30% 400
04

WMZ11A-50S221NU

220±30% 500
05

WMZ11A-50S331NU

330±30% 600
06

WMZ11A-50S471NU

470±30% 600
07

WMZ11A-50S681NU

680±30% 600
08

WMZ11A-50S102NU

1000±30% 600
09

WMZ11A-50S152NU

1500±30% 600 140 210
10

WMZ11A-50S222NU

2200±30% 600 90 135
11

WMZ11A-50S332NU

3300±30% 600 60 90
12

WMZ11A-50S472NU

4700±30% 600 40 60
13

WMZ11A-75S68RNU

68±30% 360 200 300 75±7
14

WMZ11A-75S101NU

100±30% 400
15

WMZ11A-75S151NU

150±30% 400
16

WMZ11A-75S221NU

220±30% 500
17

WMZ11A-75S331NU

330±30% 500
18

WMZ11A-75S471NU

470±30% 500
19

WMZ11A-75S681NU

680±30% 600
20

WMZ11A-75S102NU

1000±30% 600
21

WMZ11A-75S152NU

1500±30% 600 140 210
22

WMZ11A-75S222NU

2200±30% 600 90 135
23

WMZ11A-75S332NU

3300±30% 600 60 90
24

WMZ11A-75S472NU

4700±30% 600 40 60
25

WMZ11A-105S68RNU

68±30% 360 180 270 105±7
26

WMZ11A-105S101NU

100±30% 400
27

WMZ11A-105S151NU

150±30% 400
28

WMZ11A-105S221NU

220±30% 400
29

WMZ11A-105S331NU

330±30% 500
30

WMZ11A-105S471NU

470±30% 500
31

WMZ11A-105S681NU

680±30% 600
32

WMZ11A-105S102NU

1000±30% 600
33

WMZ11A-105S152NU

1500±30% 600 140 210
34

WMZ11A-105S222NU

2200±30% 600 90 135
35

WMZ11A-120S68RNU

68±30% 360 180 270 120±7
36

WMZ11A-120S101NU

100±30% 400
37

WMZ11A-120S151NU

150±30% 400
38

WMZ11A-120S221NU

220±30% 400
39

WMZ11A-120S331NU

330±30% 500
40

WMZ11A-120S471NU

470±30% 500
41

WMZ11A-120S681NU

680±30% 600
42

WMZ11A-120S102NU

1000±30% 600

序号 型号

额定零功率 电阻值(Ω)

耐电压(VAC) 最大可重复通断电流(mA) 耐流能力(mA) 开关温度(℃) 外形尺寸(mm)
Dmax Tmax d
43

WMZ11A-85L68RNU

68±30% 360 300 450 85±7 5.5 4.5 0.6
44

WMZ11A-85L101NU

100±30% 400
45

WMZ11A-85L151NU

150±30% 400
46

WMZ11A-85L221NU

220±30% 400
47

WMZ11A-85L331NU

330±30% 500
48

WMZ11A-85L471NU

470±30% 600
49

WMZ11A-85L681NU

680±30% 600
50

WMZ11A-85L102NU

1000±30% 600 200 300
51

WMZ11A-85L152NU

1500±30% 600 140 210
52

WMZ11A-85L222NU

2200±30% 600 90 135
53

WMZ11A-105L68RNU

68±30% 360 300 450 105±7
54

WMZ11A-105L101NU

100±30% 400
55

WMZ11A-105L151NU

150±30% 400
56

WMZ11A-105L221NU

220±30% 400
57

WMZ11A-105L331NU

330±30% 500
58

WMZ11A-105L471NU

470±30% 600
59

WMZ11A-105L681NU

680±30% 600
60

WMZ11A-120L101NU

100±30% 400 300 450 120±7
61

WMZ11A-120L151NU

150±30% 400
62

WMZ11A-120L221NU

220±30% 400
63

WMZ11A-120L331NU

330±30% 500
64

WMZ11A-120L471NU

470±30% 600
65

WMZ11A-120L681NU

680±30% 600
66

WMZ11A-50A68RNU

68±30% 420 400 600 50±7 6.5 5.0 0.6
67

WMZ11A-50A101NU

100±30% 420
68

WMZ11A-50A151NU

150±30% 500
69

WMZ11A-50A221NU

220±30% 500
70

WMZ11A-50A331NU

330±30% 600
71

WMZ11A-50A471NU

470±30% 600
72

WMZ11A-50A681NU

680±30% 600 300 450
73

WMZ11A-50A102NU

1000±30% 600 200 300
74

WMZ11A-50A152NU

1500±30% 600 140 210
75

WMZ11A-50A222NU

2200±30% 600 90 135
76 WMZ11A-50A332NU 3300±30% 600 60 90
77

WMZ11A-50HV68RNU

68±30% 600 400 600 6.5 5.5 0.6
78

WMZ11A-50HV101NU

100±30% 600
79

WMZ11A-50HV151NU

150±30% 750
80

WMZ11A-50HV221NU

220±30% 750
81

WMZ11A-50HV331NU

330±30% 800
82

WMZ11A-50HV471NU

470±30% 900
83

WMZ11A-50HV681NU

680±30% 900 300 450
84

WMZ11A-50HV102NU

1000±30% 900 200 300
85

WMZ11A-50HV152NU

1500±30% 900 120 210
    
序号 型号

额定零功率 电阻值(Ω)

耐电压(VAC) 最大可重复通断电流(mA) 耐流能力(mA) 开关温度(℃) 外形尺寸(mm)
Dmax Tmax d
86

WMZ11A-75A68RNU

68±30% 420 400 600 75±7 6.5 5.0 0.6
87

WMZ11A-75A101NU

100±30% 420
88

WMZ11A-75A151NU

150±30% 500
89

WMZ11A-75A221NU

220±30% 500
90

WMZ11A-75A331NU

330±30% 600
91

WMZ11A-75A471NU

470±30% 600
92

WMZ11A-75A681NU

680±30% 700 300 450
93

WMZ11A-75A102NU

1000±30% 700 200 300
94

WMZ11A-75A152NU

1500±30% 800 140 210
95

WMZ11A-75A222NU

2200±30% 800 90 135
96

WMZ11A-75A332NU

3300±30% 800 60 90
97

WMZ11A-75HV68RNU

68±30% 600 400 600 75±7 6.5 5.5 0.6
98

WMZ11A-75HV101NU

100±30% 600
99

WMZ11A-75HV151NU

150±30% 750
100

WMZ11A-75HV221NU

220±30% 750
101

WMZ11A-75HV331NU

330±30% 800
102

WMZ11A-75HV471NU

470±30% 900
103

WMZ11A-75HV681NU

680±30% 900 300 450
104

WMZ11A-75HV102NU

1000±30% 900 200 300
105

WMZ11A-75HV152NU

1500±30% 1000 140 210
106

WMZ11A-75HV222NU

2200±30% 1000 90 145
107

WMZ11A-75HV332NU

3300±30% 1000 60 90
108

WMZ11A-105A68RNU

68±30% 400 400 600 105±7 6.5 5.0 0.6
109

WMZ11A-105A101NU

100±30% 400
110

WMZ11A-105A151NU

150±30% 400
111

WMZ11A-105A221NU

220±30% 500
112

WMZ11A-105A331NU

330±30% 600
113

WMZ11A-105A471NU

470±30% 600
114

WMZ11A-105A681NU

680±30% 700 300 450
115

WMZ11A-105A102NU

1000±30% 700 200 300
116

WMZ11A-120A68RNU

68±30% 400 400 600 120±7 6.5 5.0 0.6
117

WMZ11A-120A101NU

100±30% 400
118

WMZ11A-120A151NU

150±30% 400
119

WMZ11A-120A221NU

220±30% 500
120

WMZ11A-120A331NU

330±30% 500
121

WMZ11A-120A471NU

470±30% 600
122

WMZ11A-50B68RNU

68±30% 400 800 1200 50±7 8.5 5.0 0.6
123

WMZ11A-50B101NU

100±30% 500
124

WMZ11A-50B151NU

150±30% 500
125

WMZ11A-50B221NU

220±30% 600
126

WMZ11A-50B331NU

330±30% 600 620 930
127

WMZ11A-50B471NU

470±30% 600 430 645
128

WMZ11A-50B681NU

680±30% 600 300 450
129

WMZ11A-50B102NU

1000±30% 600 200 300
130

WMZ11A-75B68RNU

68±30% 400 800 1200 75±7 8.5 5.0 0.6
131

WMZ11A-75B101NU

100±30% 500
132

WMZ11A-75B151NU

150±30% 500
133

WMZ11A-75B221NU

220±30% 600
134

WMZ11A-75B331NU

330±30% 600 620 930
135

WMZ11A-75B471NU

470±30% 600 430 645
136

WMZ11A-85B68RNU

68±30% 400 800 1200 85±7 8.5 5.0 0.6
137

WMZ11A-85B101NU

100±30% 500
138

WMZ11A-85B151NU

150±30% 500
139

WMZ11A-85B221NU

220±30% 600
140

WMZ11A-85B331NU

330±30% 600 620 930
141

WMZ11A-85B471NU

470±30% 600 430 645
142

WMZ11A-105B68RNU

68±30% 400 800 1200 105±7 8.5 5.0 0.6
143

WMZ11A-105B101NU

100±30% 500
144

WMZ11A-105B151NU

150±30% 500
145

WMZ11A-105B221NU

220±30% 600
146

WMZ11A-105B331NU

330±30% 600 620 930
147

WMZ11A-105B471NU

470±30% 600 430 645
148

WMZ11A-75BHV68RNU

68±30% 600 800 1200 75±7 8.5 5.5 0.6
149

WMZ11A-75BHV101NU

100±30% 600
150

WMZ11A-75BHV151NU

150±30% 750
151

WMZ11A-75BHV221NU

220±30% 900
152

WMZ11A-75BHV331NU

330±30% 1000 620 930
153

WMZ11A-75BHV471NU

470±30% 1000 430 645
154

WMZ11A-75BHV681NU

680±30% 1000 300 450
155

WMZ11A-75BHV102NU

1000±30% 1000 200 300
156

WMZ11A-75BHV152NU

1500±30% 1000 240 210
157

WMZ11A-75BHV222NU

2200±30% 1000 90 145

注:当预热时间偏短时,可选阻值较低、居里点温度较高或体积较大的PTC热敏电阻,反之亦然。另,我公司还可按用户的特殊要求供货。


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