CS205035B2 - Elektrické spínací zařízení pro ochranu před nebezpečným dotykem - Google Patents
Elektrické spínací zařízení pro ochranu před nebezpečným dotykem Download PDFInfo
- Publication number
- CS205035B2 CS205035B2 CS471276A CS471276A CS205035B2 CS 205035 B2 CS205035 B2 CS 205035B2 CS 471276 A CS471276 A CS 471276A CS 471276 A CS471276 A CS 471276A CS 205035 B2 CS205035 B2 CS 205035B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- relay
- contact
- terminal
- phase
- coil
- Prior art date
Links
- 239000004020 conductor Substances 0.000 claims description 30
- 230000007935 neutral effect Effects 0.000 claims description 17
- 238000012544 monitoring process Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 description 20
- 239000002184 metal Substances 0.000 description 4
- 230000002950 deficient Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU75FI00000593A HU170822B (hu) | 1975-07-25 | 1975-07-25 | Ehlektroskhema dlja predokhranenija ot prikosnovenija |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS205035B2 true CS205035B2 (cs) | 1981-04-30 |
Family
ID=10996196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS471276A CS205035B2 (cs) | 1975-07-25 | 1976-07-16 | Elektrické spínací zařízení pro ochranu před nebezpečným dotykem |
Country Status (5)
| Country | Link |
|---|---|
| CS (1) | CS205035B2 (pl) |
| DD (1) | DD124757A5 (pl) |
| HU (1) | HU170822B (pl) |
| PL (1) | PL108575B1 (pl) |
| SU (1) | SU655346A3 (pl) |
-
1975
- 1975-07-25 HU HU75FI00000593A patent/HU170822B/hu unknown
-
1976
- 1976-06-18 DD DD19344376A patent/DD124757A5/xx unknown
- 1976-07-12 SU SU762379662A patent/SU655346A3/ru active
- 1976-07-16 CS CS471276A patent/CS205035B2/cs unknown
- 1976-07-24 PL PL19142076A patent/PL108575B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| HU170822B (hu) | 1977-09-28 |
| SU655346A3 (ru) | 1979-03-30 |
| PL108575B1 (en) | 1980-04-30 |
| DD124757A5 (pl) | 1977-03-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7136266B2 (en) | Leakage current detection interrupter extension cord with cord diagnostics | |
| CA2623718C (en) | A ground-fault circuit-interrupter system for three-phase electrical power systems | |
| US6522510B1 (en) | Ground fault circuit interrupter with miswire protection and indicator | |
| US4858054A (en) | Protective circuits and devices for the prevention of fires | |
| US4004201A (en) | Multi-function solid state trip unit with trip indicating means | |
| US4219857A (en) | Protective method and circuits for sheathed electrical resistance heating units | |
| US7239491B1 (en) | Protective device with miswire protection | |
| US20240404768A1 (en) | Circuit breaker | |
| US12512279B2 (en) | Circuit breaker | |
| CN110535116B (zh) | 一种消弧柜及小电流接地系统 | |
| CN101926069A (zh) | 用于安全地重接剩余电流保护开关的控制设备 | |
| RU198896U1 (ru) | Устройство защиты от повреждения проводника | |
| KR840001584B1 (ko) | 휴대용 비상 안전장치 | |
| US3612951A (en) | Safety device for use with electric installations | |
| US20240395476A1 (en) | Circuit breaker and method | |
| NO800972L (no) | Stroemforsynings-vernekobling med tyristor mellom gods og jord | |
| AU2005313826B2 (en) | Master breaker device for back-up protection against electric shock in earthed user units with mains voltage dependent residual current triggering and high selectivity | |
| CS205035B2 (cs) | Elektrické spínací zařízení pro ochranu před nebezpečným dotykem | |
| NO744280L (pl) | ||
| CZ75595A3 (en) | Thermal protection against overload for switches | |
| CA1063226A (en) | Multi-function solid state trip unit with trip indicating means | |
| GB2373112A (en) | Method and apparatus for protecting against hazardous voltages on electrical installations | |
| CN119817017A (zh) | 保护开关设备及方法 | |
| CN119731896A (zh) | 保护开关设备及方法 | |
| Wu et al. | Preventing electrical hazards under grounding-fault condition by means of surface leakage protection |