KR930026262U - 전자식 배전반의 전원이상 검출회로 - Google Patents
전자식 배전반의 전원이상 검출회로Info
- Publication number
- KR930026262U KR930026262U KR2019920008888U KR920008888U KR930026262U KR 930026262 U KR930026262 U KR 930026262U KR 2019920008888 U KR2019920008888 U KR 2019920008888U KR 920008888 U KR920008888 U KR 920008888U KR 930026262 U KR930026262 U KR 930026262U
- Authority
- KR
- South Korea
- Prior art keywords
- power supply
- detection circuit
- abnormality detection
- supply abnormality
- electronic switchboard
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
- G01R19/2513—Arrangements for monitoring electric power systems, e.g. power lines or loads; Logging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
- G01R15/202—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices using Hall-effect devices
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16576—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing DC or AC voltage with one threshold
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
- G01R19/2506—Arrangements for conditioning or analysing measured signals, e.g. for indicating peak values ; Details concerning sampling, digitizing or waveform capturing
- G01R19/2509—Details concerning sampling, digitizing or waveform capturing
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Emergency Protection Circuit Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR92008888U KR950008418Y1 (ko) | 1992-05-22 | 1992-05-22 | 전자식 배전반의 전원이상 검출회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR92008888U KR950008418Y1 (ko) | 1992-05-22 | 1992-05-22 | 전자식 배전반의 전원이상 검출회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR930026262U true KR930026262U (ko) | 1993-12-24 |
KR950008418Y1 KR950008418Y1 (ko) | 1995-10-09 |
Family
ID=19333578
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR92008888U KR950008418Y1 (ko) | 1992-05-22 | 1992-05-22 | 전자식 배전반의 전원이상 검출회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR950008418Y1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100431903B1 (ko) * | 2002-01-16 | 2004-05-17 | 화인테크기전 주식회사 | 전자식 43pd 스위치 |
KR100988763B1 (ko) * | 2007-12-28 | 2010-10-20 | 김현우 | 인텔리젼트 분·배전반 및 전원공급장치 제작을 위한 이상상태 진단방법 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7341836B2 (ja) * | 2019-10-09 | 2023-09-11 | 株式会社マキタ | 電動作業機 |
-
1992
- 1992-05-22 KR KR92008888U patent/KR950008418Y1/ko not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100431903B1 (ko) * | 2002-01-16 | 2004-05-17 | 화인테크기전 주식회사 | 전자식 43pd 스위치 |
KR100988763B1 (ko) * | 2007-12-28 | 2010-10-20 | 김현우 | 인텔리젼트 분·배전반 및 전원공급장치 제작을 위한 이상상태 진단방법 |
Also Published As
Publication number | Publication date |
---|---|
KR950008418Y1 (ko) | 1995-10-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
N231 | Notification of change of applicant | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 20011004 Year of fee payment: 8 |
|
LAPS | Lapse due to unpaid annual fee |