DE292051C - - Google Patents
Info
- Publication number
- DE292051C DE292051C DENDAT292051D DE292051DA DE292051C DE 292051 C DE292051 C DE 292051C DE NDAT292051 D DENDAT292051 D DE NDAT292051D DE 292051D A DE292051D A DE 292051DA DE 292051 C DE292051 C DE 292051C
- Authority
- DE
- Germany
- Prior art keywords
- lowering
- brake
- positions
- resistance
- contactor
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/18—Control systems or devices
- B66C13/22—Control systems or devices for electric drives
- B66C13/23—Circuits for controlling the lowering of the load
- B66C13/26—Circuits for controlling the lowering of the load by AC motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/08—Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists
- B66C2700/081—Electrical assemblies or electrical control devices for cranes, winches, capstans or electrical hoists with AC motors
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Stopping Of Electric Motors (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE292051C true DE292051C (cs) |
Family
ID=546869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT292051D Active DE292051C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE292051C (cs) |
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0
- DE DENDAT292051D patent/DE292051C/de active Active
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