JPS5344851A - Protector for air conditioner - Google Patents
Protector for air conditionerInfo
- Publication number
- JPS5344851A JPS5344851A JP11933476A JP11933476A JPS5344851A JP S5344851 A JPS5344851 A JP S5344851A JP 11933476 A JP11933476 A JP 11933476A JP 11933476 A JP11933476 A JP 11933476A JP S5344851 A JPS5344851 A JP S5344851A
- Authority
- JP
- Japan
- Prior art keywords
- air conditioner
- protector
- motor
- interrupting
- comparator
- 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
Landscapes
- Air Conditioning Control Device (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
PURPOSE: To improve reliability by additionally providing a comparator in using DC motor for an air conditioner and by suspending operation of the motor by interrupting an inverter circuit in the event the source voltage may be higher or lower than a predetermined value.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11933476A JPS5344851A (en) | 1976-10-06 | 1976-10-06 | Protector for air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11933476A JPS5344851A (en) | 1976-10-06 | 1976-10-06 | Protector for air conditioner |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5344851A true JPS5344851A (en) | 1978-04-22 |
Family
ID=14758898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11933476A Pending JPS5344851A (en) | 1976-10-06 | 1976-10-06 | Protector for air conditioner |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5344851A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57177227A (en) * | 1981-04-24 | 1982-10-30 | Hitachi Koki Haranomachi | Motor drive protecting device |
JPS62225199A (en) * | 1986-03-25 | 1987-10-03 | Koyo Seiko Co Ltd | Control device for stepping motor |
-
1976
- 1976-10-06 JP JP11933476A patent/JPS5344851A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57177227A (en) * | 1981-04-24 | 1982-10-30 | Hitachi Koki Haranomachi | Motor drive protecting device |
JPS62225199A (en) * | 1986-03-25 | 1987-10-03 | Koyo Seiko Co Ltd | Control device for stepping motor |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5297246A (en) | Air conditioner | |
JPS5339422A (en) | Static leonard system | |
JPS5344851A (en) | Protector for air conditioner | |
JPS5251549A (en) | Over voltage and over current suppression equipment for inverter | |
JPS52115323A (en) | Inverter device | |
JPS5374240A (en) | Parallel operation system for inverter | |
JPS5362344A (en) | Apparatus for protecting air conditioner | |
JPS5226417A (en) | Control system for ac motor | |
JPS5210542A (en) | Protection device for static ward-leonard system | |
JPS5252525A (en) | Service interruption protection system or infrmation processing system | |
JPS51111627A (en) | Inverter commutation failure detection circuit | |
JPS5343337A (en) | Power feeding apparatus for control system of automative air conditioner | |
JPS53147954A (en) | Power consumption controller | |
JPS5210042A (en) | Level transforming circuit | |
JPS5281945A (en) | Air harmonizer operation control unit | |
JPS5347925A (en) | Inverter overvoltage protection system | |
JPS51141335A (en) | Abnormal current detecting device | |
JPS51149520A (en) | Electric power source circuit | |
JPS53101613A (en) | Drive circuit for dc electric motor vehicle | |
JPS5266356A (en) | Transistor circuit | |
JPS531017A (en) | Protective circuit | |
JPS52155319A (en) | Protector for frequency converter | |
JPS52139920A (en) | Dc motor controller | |
JPS5233008A (en) | Dc motor | |
JPS5367942A (en) | Operation control device for air conditioner |