JPH0561858B2 - - Google Patents
Info
- Publication number
- JPH0561858B2 JPH0561858B2 JP59154901A JP15490184A JPH0561858B2 JP H0561858 B2 JPH0561858 B2 JP H0561858B2 JP 59154901 A JP59154901 A JP 59154901A JP 15490184 A JP15490184 A JP 15490184A JP H0561858 B2 JPH0561858 B2 JP H0561858B2
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- reference value
- value
- current
- resistance value
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims description 9
- 230000000052 comparative effect Effects 0.000 claims description 4
- 230000003213 activating effect Effects 0.000 claims 1
- 230000007423 decrease Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 239000012774 insulation material Substances 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 210000002268 wool Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Control Of Resistance Heating (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15490184A JPS6135113A (ja) | 1984-07-25 | 1984-07-25 | 高温炉の漏電検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15490184A JPS6135113A (ja) | 1984-07-25 | 1984-07-25 | 高温炉の漏電検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6135113A JPS6135113A (ja) | 1986-02-19 |
| JPH0561858B2 true JPH0561858B2 (ko) | 1993-09-07 |
Family
ID=15594435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15490184A Granted JPS6135113A (ja) | 1984-07-25 | 1984-07-25 | 高温炉の漏電検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6135113A (ko) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62137595U (ko) * | 1986-02-24 | 1987-08-29 | ||
| JPH0353483A (ja) * | 1989-07-20 | 1991-03-07 | Fuoresuto:Kk | ヒーター故障警報器 |
| JPH0634375B2 (ja) * | 1989-07-20 | 1994-05-02 | 株式会社フォレスト | ヒーター断線警報器 |
| JPH0357180A (ja) * | 1989-07-25 | 1991-03-12 | Fuoresuto:Kk | ヒーター故障警報付温度調節装置 |
-
1984
- 1984-07-25 JP JP15490184A patent/JPS6135113A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6135113A (ja) | 1986-02-19 |
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