WH250系列自恢复保险丝
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WH250系列自恢复保险丝（WHPTC）专为程控交换机、配线架设计生产的过保护器件，同时还可用于变压器、安防设备、灯具、镇流器、仪表、电话线路等领域。

WH250 系列 WH250 Product Data
 

WH250 电气特性与产品尺寸WH250 product characteristics and dimensions（25℃）


Model 型号 Ih It Vmaxi Imax Rmin Rmax Product Dimensions (mm)
最大产品尺寸
A A V A Ω Ω Style A B C D Lead

WH250-030

0.03

0.06

250

1

35

90

F2

6.0

8.0

5.1

4.6

0.5

WH250-040

0.04

0.08

250

1

27

66

F2

6.0

8.0

5.1

4.6

0.5

WH250-050

0.05

0.10

250

1

20

45

F2

6.0

8.0

5.1

4.6

0.5

WH250-060

0.06

0.12

250

3

20

45

F2

6.5

9.0

5.1

4.6

0.6

WH250-080

0.08

0.16

250

3

10

22

F2

6.5

9.0

5.1

4.6

0.5

WH250-090

0.09

0.18

250

3

5.0

20

F2

6.5

9.0

5.1

4.6

0.5

WH250-110

0.11

0.22

250

3

6.0

12.0

F1

7.0

9.5

5.1

4.6

0.6

WH250-120

0.12

0.24

250

3

6.5

10.5

F1

7.0

9.5

5.1

4.6

0.6

WH250-145

0.145

0.29

250

3

3.5

6.5

F1

7.0

9.5

5.1

4.6

0.6

WH250-180

0.18

0.54

250

10

1.35

3.0

F2

10.5

13.5

5.1

4.6

0.6

WH250-200

0.20

0.40

250

10

3.0

6.0

F2

10.5

13.5

5.1

4.6

0.6

WH250-400

0.40

0.80

250

10

1.35

3.0

F1

11.2

14.2

5.1

4.6

0.8

WH250-600

0.60

1.20

250

10

1.0

2.0

F1

12.6

15.6

5.1

4.6

0.8

WH250-800

0.80

1.60

250

10

0.4

1.0

F1

15.0

19.5

5.1

4.6

0.8

WH250-1000

1.00

2.00

250

10

0.4

0.8

F2

21.1

23.6

10.2

4.6

0.8

WH250-1500

1.50

3.00

250

10

0.3

0.6

F1

21.0

27.5

10.2

4.6

0.8

WH250-2000

2.00

4.00

250

10

0.2

0.4

F1

26.2

32.8

10.2

4.6

0.8


符号定义 Definition 

 

符号Sign 说明 Definition
Ih WHPTC在25℃环境温度下的最大 工作电流 Hold current-maximum current at which the device will not trip at 25℃
It WHPTC在25℃环境温度下启动保护的最小电流 Trip current-minimum current at which the device will always trip at 25℃
Vmax WHPTC的最大工作电压 Maximum voltage at which the device will not trip
Vmaxi WHPTC在阻断状态下所承受的最大电压 Maximum voltage device can withstand without damage at it rated current
Imax WHPTC能承受的最大电流 Maximum fault current device can withstand without damage at rated voltage
Rmin WHPTC工作前的初始最小阻值 Minimum device resistance at 25℃ prior to tripping
Rmax WHPTC工作前的初始最大阻值 Maximum device resistance at 25℃ prior to tripping
Figure 图示 The Figure of WHPTC
Lead 导线尺寸 Lead diameter

 

环境温度及电流值折减比率表

Discount rate of ambient temperature and current

 

WH Series -20℃ 0℃ 25℃ 30℃ 40℃ 50℃ 60℃ 70℃ 85℃
WH6 130% 115% 100% 91% 83% 77% 68% 61% 52%
WH16 132% 120% 100% 96% 88% 80% 71% 61% 47%
WH30 130% 115% 100% 91% 83% 77% 68% 61% 52%
WH60 136% 119% 100% 90% 81% 72% 63% 54% 40%
WH130 136% 119% 100% 92% 81% 72% 63% 54% 40%
WH250 132% 117% 100% 91% 85% 77% 68% 61% 48%
WH600 138% 119% 100% 92% 83% 73% 64% 55% 42%
 

WH250 系列25℃时典型动作时间曲线 WH250 Typical Time to Trip at 25℃

A:WH250-080
B:WH250-090
C:WH250-110
D:WH250-120
E:WH250-145
F:WH250-180
G:WH250-200
H:WH250-400

 
以上产品资料内容如有变更将不另行通知，敬请谅解。不详之处，请来电咨询，谢谢！

以上WH250系列自恢复保险丝产品参数仅供参考，实际参数以当时产品规格书为准

The product information will be updated without notice. If there is any problem, please call us, thanks!

  • 产品中心
  • 自恢复保险丝领域
产品大图
WH250系列自恢复保险丝
产品简介
WH250系列自恢复保险丝（WHPTC）专为程控交换机、配线架设计生产的过保护器件，同时还可用于变压器、安防设备、灯具、镇流器、仪表、电话线路等领域。
产品编号：WH250 所属类别：插件保险丝PTC
浏览次数：次订购热线：0755-29503750
标签 自恢复保险丝 插件保险丝 PTC
 

WH250 系列 WH250 Product Data
 

WH250 电气特性与产品尺寸WH250 product characteristics and dimensions（25℃）


Model 型号 Ih It Vmaxi Imax Rmin Rmax Product Dimensions (mm)
最大产品尺寸
A A V A Ω Ω Style A B C D Lead

WH250-030

0.03

0.06

250

1

35

90

F2

6.0

8.0

5.1

4.6

0.5

WH250-040

0.04

0.08

250

1

27

66

F2

6.0

8.0

5.1

4.6

0.5

WH250-050

0.05

0.10

250

1

20

45

F2

6.0

8.0

5.1

4.6

0.5

WH250-060

0.06

0.12

250

3

20

45

F2

6.5

9.0

5.1

4.6

0.6

WH250-080

0.08

0.16

250

3

10

22

F2

6.5

9.0

5.1

4.6

0.5

WH250-090

0.09

0.18

250

3

5.0

20

F2

6.5

9.0

5.1

4.6

0.5

WH250-110

0.11

0.22

250

3

6.0

12.0

F1

7.0

9.5

5.1

4.6

0.6

WH250-120

0.12

0.24

250

3

6.5

10.5

F1

7.0

9.5

5.1

4.6

0.6

WH250-145

0.145

0.29

250

3

3.5

6.5

F1

7.0

9.5

5.1

4.6

0.6

WH250-180

0.18

0.54

250

10

1.35

3.0

F2

10.5

13.5

5.1

4.6

0.6

WH250-200

0.20

0.40

250

10

3.0

6.0

F2

10.5

13.5

5.1

4.6

0.6

WH250-400

0.40

0.80

250

10

1.35

3.0

F1

11.2

14.2

5.1

4.6

0.8

WH250-600

0.60

1.20

250

10

1.0

2.0

F1

12.6

15.6

5.1

4.6

0.8

WH250-800

0.80

1.60

250

10

0.4

1.0

F1

15.0

19.5

5.1

4.6

0.8

WH250-1000

1.00

2.00

250

10

0.4

0.8

F2

21.1

23.6

10.2

4.6

0.8

WH250-1500

1.50

3.00

250

10

0.3

0.6

F1

21.0

27.5

10.2

4.6

0.8

WH250-2000

2.00

4.00

250

10

0.2

0.4

F1

26.2

32.8

10.2

4.6

0.8


符号定义 Definition 

 

符号Sign 说明 Definition
Ih WHPTC在25℃环境温度下的最大 工作电流 Hold current-maximum current at which the device will not trip at 25℃
It WHPTC在25℃环境温度下启动保护的最小电流 Trip current-minimum current at which the device will always trip at 25℃
Vmax WHPTC的最大工作电压 Maximum voltage at which the device will not trip
Vmaxi WHPTC在阻断状态下所承受的最大电压 Maximum voltage device can withstand without damage at it rated current
Imax WHPTC能承受的最大电流 Maximum fault current device can withstand without damage at rated voltage
Rmin WHPTC工作前的初始最小阻值 Minimum device resistance at 25℃ prior to tripping
Rmax WHPTC工作前的初始最大阻值 Maximum device resistance at 25℃ prior to tripping
Figure 图示 The Figure of WHPTC
Lead 导线尺寸 Lead diameter

 

环境温度及电流值折减比率表

Discount rate of ambient temperature and current

 

WH Series -20℃ 0℃ 25℃ 30℃ 40℃ 50℃ 60℃ 70℃ 85℃
WH6 130% 115% 100% 91% 83% 77% 68% 61% 52%
WH16 132% 120% 100% 96% 88% 80% 71% 61% 47%
WH30 130% 115% 100% 91% 83% 77% 68% 61% 52%
WH60 136% 119% 100% 90% 81% 72% 63% 54% 40%
WH130 136% 119% 100% 92% 81% 72% 63% 54% 40%
WH250 132% 117% 100% 91% 85% 77% 68% 61% 48%
WH600 138% 119% 100% 92% 83% 73% 64% 55% 42%
 

WH250 系列25℃时典型动作时间曲线 WH250 Typical Time to Trip at 25℃

A:WH250-080
B:WH250-090
C:WH250-110
D:WH250-120
E:WH250-145
F:WH250-180
G:WH250-200
H:WH250-400

 
以上产品资料内容如有变更将不另行通知，敬请谅解。不详之处，请来电咨询，谢谢！

以上WH250系列自恢复保险丝产品参数仅供参考，实际参数以当时产品规格书为准

The product information will be updated without notice. If there is any problem, please call us, thanks!

符号定义 Definition 

 

符号Sign

说明

Definition

Ih

WHPTC在25℃环境温度下的最大 工作电流

Hold current-maximum current at which the device will not trip at 25℃

It

WHPTC在25℃环境温度下启动保护的最小电流

Trip current-minimum current at which the device will always trip at 25℃

Vmax

WHPTC的最大工作电压

Maximum voltage at which the device will not trip

Vmaxi

WHPTC在阻断状态下所承受的最大电压

Maximum voltage device can withstand without damage at it rated current

Imax

WHPTC能承受的最大电流

Maximum fault current device can withstand without damage at rated voltage

Rmin

WHPTC工作前的初始最小阻值

Minimum device resistance at 25℃ prior to tripping

Rmax

WHPTC工作前的初始最大阻值

Maximum device resistance at 25℃ prior to tripping

Figure

图示

The Figure of WHPTC

Lead

导线尺寸

Lead diameter

 

环境温度及电流值折减比率表

Discount rate of ambient temperature and current

 

WH Series

-20℃

0℃

25℃

30℃

40℃

50℃

60℃

70℃

85℃

WH6

130%

115%

100%

91%

83%

77%

68%

61%

52%

WH16

132%

120%

100%

96%

88%

80%

71%

61%

47%

WH30

130%

115%

100%

91%

83%

77%

68%

61%

52%

WH60

136%

119%

100%

90%

81%

72%

63%

54%

40%

WH130

136%

119%

100%

92%

81%

72%

63%

54%

40%

WH250

132%

117%

100%

91%

85%

77%

68%

61%

48%

WH600

138%

119%

100%

92%

83%

73%

64%

55%

42%