JPH0345096U - - Google Patents
Info
- Publication number
- JPH0345096U JPH0345096U JP10498589U JP10498589U JPH0345096U JP H0345096 U JPH0345096 U JP H0345096U JP 10498589 U JP10498589 U JP 10498589U JP 10498589 U JP10498589 U JP 10498589U JP H0345096 U JPH0345096 U JP H0345096U
- Authority
- JP
- Japan
- Prior art keywords
- contactor
- braking
- power generation
- trolleys
- cranes
- 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
- 238000004804 winding Methods 0.000 claims description 3
- 238000010248 power generation Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Stopping Of Electric Motors (AREA)
Description
第１図はこの考案の一実施例を示す通常時駆動
に対し制御（制動）時は倍電圧巻線を使用して電
流を低減する構成図、第２図は二種電圧星形巻線
の接続の方法を示す図、第３図は従来の直流発電
制御（制動）方式による回路例を示す図である。
図において、１……ヒユーズしや断器、２……
正転逆転用接触器、３……過電流継電器、４……
三相誘導電動機、５……直流電源供給用接触器、
６……電源装置、７……電圧切替え用接触器であ
る。なお、図中同一符号は同一、又は相当部分を
示す。
Fig. 1 is a configuration diagram showing one embodiment of this invention, in which a voltage doubler winding is used to reduce the current during control (braking) compared to normal driving, and Fig. 2 is a diagram of a dual voltage star winding. FIG. 3 is a diagram showing a connection method, and is a diagram showing an example of a circuit using a conventional DC power generation control (braking) system. In the figure, 1...fuse and disconnector, 2...
Forward/reverse contactor, 3... Overcurrent relay, 4...
Three-phase induction motor, 5... Contactor for DC power supply,
6... Power supply device, 7... Voltage switching contactor. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
の制動用として採用される直流発電制御（制動）
装置において、電動機の一次巻線を切替える接触
器を備えたことを特徴とする直流発電制動装置。 DC power generation control (braking) used to control mobile machinery such as cranes and trolleys or to brake when stopped
A direct current dynamic braking device, characterized in that the device is equipped with a contactor for switching a primary winding of an electric motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10498589U JPH0345096U (en) | 1989-09-07 | 1989-09-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10498589U JPH0345096U (en) | 1989-09-07 | 1989-09-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0345096U true JPH0345096U (en) | 1991-04-25 |
Family
ID=31653761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10498589U Pending JPH0345096U (en) | 1989-09-07 | 1989-09-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0345096U (en) |
-
1989
- 1989-09-07 JP JP10498589U patent/JPH0345096U/ja active Pending
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