JPS62179508U - - Google Patents
Info
- Publication number
- JPS62179508U JPS62179508U JP6641786U JP6641786U JPS62179508U JP S62179508 U JPS62179508 U JP S62179508U JP 6641786 U JP6641786 U JP 6641786U JP 6641786 U JP6641786 U JP 6641786U JP S62179508 U JPS62179508 U JP S62179508U
- Authority
- JP
- Japan
- Prior art keywords
- control signal
- detection circuit
- current detection
- pump
- photocoupler
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Steam Or Hot-Water Central Heating Systems (AREA)
- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6641786U JPS62179508U (th) | 1986-04-30 | 1986-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6641786U JPS62179508U (th) | 1986-04-30 | 1986-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62179508U true JPS62179508U (th) | 1987-11-14 |
Family
ID=30904405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6641786U Pending JPS62179508U (th) | 1986-04-30 | 1986-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62179508U (th) |
-
1986
- 1986-04-30 JP JP6641786U patent/JPS62179508U/ja active Pending