FIELD: automatics, namely devices for automatic periodic connection of actuators of AC apparatuses such as refrigerators.
SUBSTANCE: timer includes time counter 1; three-contact electromagnetic relay 2; threshold unit 3; power supply rectifiers 4,5; switching contacts of relay 8; hater 9; thawing ending sensor 10, compressor 11, poles 12, 13 of power source. Use of two half-wave rectifiers allows to arrange circuit elements closer one relative to other while satisfying safety demands.
EFFECT: improved design, enhanced operational reliability.
1 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| TIMER FOR REFRIGERATING DEVICES | 2003 |
|
RU2255274C1 |
| DEFROSTING TIMER | 2003 |
|
RU2246803C1 |
| TIMER FOR REFRIGERATOR | 2003 |
|
RU2249163C2 |
| DEFROSTING TIMER | 2008 |
|
RU2353997C1 |
| TIMER OF REFRIGERATORS DEFROSTING | 2008 |
|
RU2357316C1 |
| TIMER | 2008 |
|
RU2353996C1 |
| TIMER OF REFRIGERATORS DEFROSTING | 2008 |
|
RU2357317C1 |
| TIMER | 2000 |
|
RU2167463C1 |
| DEFROSTING SYSTEM SUCH AS THAT FOR FREEZER | 2002 |
|
RU2217833C1 |
| SINGLE-RELAY COUNTING CELL | 0 |
|
SU664280A1 |
