JPH0391974U - - Google Patents
Info
- Publication number
- JPH0391974U JPH0391974U JP99290U JP99290U JPH0391974U JP H0391974 U JPH0391974 U JP H0391974U JP 99290 U JP99290 U JP 99290U JP 99290 U JP99290 U JP 99290U JP H0391974 U JPH0391974 U JP H0391974U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- connection detection
- discrimination
- side electric
- electric wire
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Instructional Devices (AREA)
Description
第１図は本考案のブロツク図、第２図は実施例
の正面図、第３図は同上の側面図、第４図は同上
のシーケンス回路、第５図は正しい取付け手順を
示す説明図、第６図は正しい取外し手順を示す説
明図である。
１……シーケンス盤、４……練習用単相三線式
電力量計、５……導電板、６……端子台、７……
通電線、８……電源側電線、９……負荷側電線、
１０……シーケンス回路、１１……電源側電線の
接続検出回路、１２……負荷側電線の接続検出回
路、１３……誤手順判別回路、１４……地絡判別
回路、１５……短絡判別回路、１６……誤手順表
示器、１７……地絡表示器、１８……短絡表示器
。
Fig. 1 is a block diagram of the present invention, Fig. 2 is a front view of the embodiment, Fig. 3 is a side view of the same, Fig. 4 is the sequence circuit of the above, Fig. 5 is an explanatory diagram showing the correct installation procedure, FIG. 6 is an explanatory diagram showing the correct removal procedure. 1... Sequence board, 4... Single-phase three-wire power meter for practice, 5... Conductive plate, 6... Terminal block, 7...
Current carrying wire, 8...Power side electric wire, 9...Load side electric wire,
10... Sequence circuit, 11... Connection detection circuit for power supply side wires, 12... Connection detection circuit for load side wires, 13... Erroneous procedure discrimination circuit, 14... Ground fault discrimination circuit, 15... Short circuit discrimination circuit , 16... Incorrect procedure indicator, 17... Ground fault indicator, 18... Short circuit indicator.
Claims (1)
から成り、上記電力量計４の端子台６のまわりに
導電板５を設け、上記のシーケンス盤１にシーケ
ンス回路１０を設け、このシーケンス回路１０を
上記電力量計４の電源側電線及び負荷側電線の接
続検出回路１１，１２と、誤手順判別回路１３、
地絡判別回路１４及び短絡判別回路１５とから構
成し、上記の電源側電線の接続検出回路１１に誤
手順判別回路１３、地絡判別回路１４及び短絡判
別回路１５を接続し、負荷側電線の接続検出回路
１２に誤手順判別回路１３を接続し、上記のシー
ケンス盤１に上記の各判別回路１３，１４，１５
にそれぞれ接続された誤手順表示器１６、地絡表
示器１７及び短絡表示器１８を設け、上記の各接
続検出回路１１，１２から各３本の通電線７を引
き出してそれぞれ電力量計４の各３個の電源側端
子と負荷側端子に接続し、これらの各端子に対応
した各３本の電源側電線８と負荷側電線９の一端
を電力量計４の端子台６の近傍に配置し、これら
の各電線８，９の他端をそれぞれ各接続検出回路
１１，１２の回路素子に接続してなる電力量計結
線手順練習盤。 It consists of a single-phase three-wire watt-hour meter for practice, 4 a sequence board 1, a conductive plate 5 is provided around the terminal block 6 of the watt-hour meter 4, a sequence circuit 10 is provided on the sequence board 1, and this sequence circuit 10 is a connection detection circuit 11, 12 for the power supply side electric wire and load side electric wire of the watt-hour meter 4, and an incorrect procedure discrimination circuit 13,
It consists of a ground fault discrimination circuit 14 and a short circuit discrimination circuit 15, and an incorrect procedure discrimination circuit 13, a ground fault discrimination circuit 14, and a short circuit discrimination circuit 15 are connected to the power supply side electric wire connection detection circuit 11, and the load side electric wire An incorrect procedure discrimination circuit 13 is connected to the connection detection circuit 12, and each of the above discrimination circuits 13, 14, 15 is connected to the sequence board 1.
A wrong procedure indicator 16, a ground fault indicator 17, and a short circuit indicator 18 are provided, which are connected to the respective connection detection circuits 11 and 12, and three energized wires 7 are drawn out from each of the connection detection circuits 11 and 12, respectively, to connect to the power meter 4. Connect to each of the three power supply side terminals and the load side terminal, and place one end of each of the three power supply side electric wires 8 and the load side electric wire 9 corresponding to each of these terminals near the terminal block 6 of the watthour meter 4. The other end of each of these electric wires 8 and 9 is connected to the circuit element of each connection detection circuit 11 and 12, respectively, to provide a power meter connection procedure practice board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP99290U JPH0629743Y2 (en) | 1990-01-09 | 1990-01-09 | Electricity meter wiring procedure practice board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP99290U JPH0629743Y2 (en) | 1990-01-09 | 1990-01-09 | Electricity meter wiring procedure practice board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0391974U true JPH0391974U (en) | 1991-09-19 |
| JPH0629743Y2 JPH0629743Y2 (en) | 1994-08-10 |
Family
ID=31504925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP99290U Expired - Lifetime JPH0629743Y2 (en) | 1990-01-09 | 1990-01-09 | Electricity meter wiring procedure practice board |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0629743Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010237291A (en) * | 2009-03-30 | 2010-10-21 | Systec:Kk | Electrical accident prevention simulator |
| JP2018189706A (en) * | 2017-04-28 | 2018-11-29 | 東京電力ホールディングス株式会社 | Short-circuit experience device, facility and short-circuit experience method |
-
1990
- 1990-01-09 JP JP99290U patent/JPH0629743Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010237291A (en) * | 2009-03-30 | 2010-10-21 | Systec:Kk | Electrical accident prevention simulator |
| JP2018189706A (en) * | 2017-04-28 | 2018-11-29 | 東京電力ホールディングス株式会社 | Short-circuit experience device, facility and short-circuit experience method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0629743Y2 (en) | 1994-08-10 |
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