CN218445851U - Mitsubishi main switch simulation tester - Google Patents
Mitsubishi main switch simulation tester Download PDFInfo
- Publication number
- CN218445851U CN218445851U CN202221744936.1U CN202221744936U CN218445851U CN 218445851 U CN218445851 U CN 218445851U CN 202221744936 U CN202221744936 U CN 202221744936U CN 218445851 U CN218445851 U CN 218445851U
- Authority
- CN
- China
- Prior art keywords
- power
- switch
- output
- socket
- line
- 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
Images
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
A Mitsubishi main switch simulation tester belongs to the technical field of testers, and a power socket SK is connected with a primary side of a transformer. The resistor R and the potentiometer PM are connected in series and then are connected in parallel with the secondary sides L2 and N2 of the transformer. Pin 6 of the output jack SK2 is connected between the resistor R and the potentiometer PM. The voltmeter is connected to the output jack SK2. And a pin 7 of the output socket SK2 is connected with the secondary side N2 end of the transformer. A switch SW1 is provided on the L line between the power supply socket SK1 and the primary side of the transformer TR. Power socket SK1 supplies power to the three power switches and the voltmeter. The output of the power switch PU2 is connected with pins 1 and 5 of the output socket SK2. The output cathode of the power switch PU2 is connected with the No. 2 pin of the output socket SK2 through a switch SW 3. The output line of the power switch PU2 is provided with a switch SW2. The device can measure the overcurrent condition of the Mitsubishi main switch, and has the advantages of low cost, accurate measurement, simple operation and portability.
Description
Technical Field
The utility model belongs to the technical field of the tester, in particular to mitsubishi main switch analogue test appearance.
Background
In the debugging and testing process of a main distribution board of a newly manufactured ship or during five-year annual inspection of the ship, the main switch of the distribution board needs to be subjected to functional testing of a switch.
At present, no simple and convenient analog tester aiming at the Mitsubishi main switch (AE 1000) exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mitsubishi main switch analogue test appearance, its dependable performance, it is accurate to measure, easy operation, portable.
The technical scheme is as follows:
a Mitsubishi main switch simulation tester comprises a power socket SK1, a power switch PU2, a transformer TR, a voltmeter, a regulated power supply PU3 and an output socket SK2.
The technical key points are as follows:
the L line and the N line of the power socket SK are correspondingly connected with the primary side of the transformer.
The resistor R is connected with the potentiometer PM in series and then connected with the secondary side L2 end and the N2 end of the transformer in parallel.
The voltmeter is connected in parallel with pins 6 and 7 of the output jack SK2.
Pin 7 of the output socket SK2 is connected to the secondary side N2 terminal of the transformer.
A switch SW1 is provided on the L line between the power supply socket SK1 and the primary side of the transformer TR.
The power socket SK1 is connected to the input power line of the power switch PU1 and the input power line of the power switch PU 2.
The output power line of the power switch PU1 is connected with the input power line of the regulated power supply PU 3.
The output power line of the voltage-stabilized power supply PU3 is connected with the input power line of the voltmeter.
The output positive electrode of the power switch PU2 is connected to pin 1 of the output socket SK2.
The output negative pole of the power switch PU2 is connected with pin 5 of the output socket SK2.
The output cathode of the power switch PU2 is also connected to pin 2 of the output socket SK2 through a switch SW 3.
And a switch SW2 is arranged on the output positive line and the output negative line of the power switch PU 2.
The advantages are that:
the device can measure the overcurrent condition of the Mitsubishi main switch, has the advantages of low development cost,
the device has the advantages of small investment, reliable performance, accurate measurement, simple operation, few devices, small volume and convenient carrying.
Drawings
Fig. 1 is a schematic circuit diagram of the present invention.
Fig. 2 is a partially enlarged view of the left side of fig. 1.
Fig. 3 is a partially enlarged view of the right side of fig. 1.
Detailed Description
A Mitsubishi main switch simulation tester comprises a power socket SK1, a power switch PU2, a transformer TR, a voltmeter (alternating current digital voltmeter DI), a voltage-stabilized power supply PU3 and an output socket SK2.
The L line and the N line of the power socket SK1 are connected to the primary sides (L1 terminal and N terminal) of the transformer.
The resistor R is connected with the potentiometer PM in series and then connected with the secondary side L2 end and the N2 end of the transformer in parallel.
The resistor R is positioned on the side of the secondary side L2 of the transformer, and the potentiometer PM is positioned on the side of the secondary side N2 of the transformer.
The voltmeter DI is connected in parallel with pins 6 and 7 of the output jack SK2.
Pin 7 of the output socket SK2 is connected to the secondary side N2 terminal of the transformer.
A switch SW1 is provided on the L1-terminal line between the power supply socket SK1 and the primary side of the transformer TR.
The L line and the N line of the power socket SK are simultaneously connected with the input power lines of the power switch PU1 and the power switch PU2 for power supply.
The output power line of the power switch PU1 is connected with the input power line of the regulated power supply PU3 for power supply.
And an output power line of the regulated power supply PU3 is connected with an input power line of the voltmeter DI for power supply.
The output positive line of the power switch PU2 is connected to pin 1 of the output socket SK2.
The output negative line of the power switch PU2 is connected to pin 5 of the output socket SK2.
The output negative line of the power switch PU2 is also connected to pin No. 2 of the output socket SK2 through a switch SW 3.
And a switch SW2 is arranged on the output positive line and the output negative line of the power switch PU 2.
The switch SW2 is located in front of the switch SW 3.
Further, a fuse FU1 is arranged on an L line between the power socket SK1 and the primary side of the transformer TR, and the fuse FU1 is located in front of the switch SW1, the power switch PU1 and the power switch PU 2.
The primary side of the transformer TR is connected in parallel to the power indicator L1, and the power indicator L1 is located in front of the fuse FU.
Further, a fuse FU2 is arranged on the positive line between the regulated power supply PU3 and the voltmeter.
The electric appliance element is arranged in the shell, and the power socket SK1, the display screen of the voltmeter and the output socket SK2 are arranged on the surface of the shell.
The power switch PU1, the power switch PU2, the direct current stabilized power supply PU3 and the voltmeter are all commercially known devices. The optional types are:
the model of the power switch PU1 is S-25-24, AC100-265V is input, and DC24V is output.
The model of the power switch PU2 is S-100-32, AC100-265V is input, and DC30V is output.
The direct-current stabilized POWER supply PU3 is a DC-DC POWER, inputs DC8-55V and outputs DC5V.
The resistor R is a power resistor.
The voltmeter (AC digital voltmeter DI) is HF5135, and AC0-2V, power supply, DC5V are input.
When the power socket SK1 at the input end supplies AC100-230V, the AC0-2V adjustable alternating voltage output is arranged between the pins 6 and 7 of the output socket SK2.
And a DC30V voltage output is arranged between the pins 1 and 5 of the output socket SK2.
The pins No. 5 and No. 2 of the output socket SK2 can simultaneously obtain a positive level by correspondingly controlling the operation switch.
Thereby meeting the test requirement of the Mitsubishi main switch OCR.
The testing steps are as follows:
1) The power socket SK1 is connected with the power line AC220V/AC110V.
2) The switch SW1 is placed in the ON position and the power indicator lamp L1 is ON.
3) The potentiometer PM is adjusted until the voltmeter reading is 170mv.
4) And a corresponding test plug (five pins) is connected to the output socket SK2 and is connected to the test end of the Mitsubishi main switch.
5) And testing the long delay, opening the switch SW2, closing the switch SW3, starting timing, and judging that the ACB long delay action of the Mitsubishi main switch is qualified if about 10 s.
6) And (4) testing the instant, opening the switch SW2, opening the switch SW3, and determining that the ACB of the Mitsubishi main switch acts instantaneously, thereby determining that the test is qualified.
7) And closing the switch SW1, restoring the Mitsubishi main switch to the original position, and finishing the OCR test.
Claims (5)
1. A Mitsubishi main switch simulation tester comprises a power socket SK1, a power switch PU2, a transformer TR, a voltmeter, a voltage-stabilizing power supply PU3 and an output socket SK2; the method is characterized in that:
the L line and the N line of the power socket SK are correspondingly connected with the primary side of the transformer;
the resistor R is connected with the potentiometer PM in series and then is connected with the secondary side L2 end and the N2 end of the transformer in parallel;
the No. 6 pin of the output socket SK2 is connected between the resistor R and the potentiometer PM;
the voltmeter is connected with the pin 6 and the pin 7 of the output socket SK2 in parallel;
a No. 7 pin of the output socket SK2 is connected with the secondary side N2 end of the transformer;
a switch SW1 is arranged on an L line between the power socket SK1 and the primary side of the transformer TR;
the power socket SK1 is connected with the input power line of the power switch PU1 and the input power line of the power switch PU2 at the same time;
an output power line of the power switch PU1 is connected with an input power line of the voltage-stabilized power supply PU 3;
an output power line of the voltage-stabilized power supply PU3 is connected with an input power line of the voltmeter;
the output positive electrode of the power switch PU2 is connected with the No. 1 pin of the output socket SK2;
the output negative electrode of the power switch PU2 is connected with the No. 5 pin of the output socket SK2;
the output cathode of the power switch PU2 is also connected with a No. 2 pin of the output socket SK2 through a switch SW 3;
and a switch SW2 is arranged on the output positive line and the output negative line of the power switch PU 2.
2. The Mitsubishi main switch analog tester according to claim 1, characterized in that:
the power socket SK1 and the primary side L of the transformer have a fuse FU1.
3. The Mitsubishi main switch analog tester according to claim 2, characterized in that:
fuse FU1 is located in front of switch SW1.
4. The Mitsubishi main switch analog tester according to claim 2, characterized in that:
the primary side of the transformer is connected in parallel with the power indicator lamp L1, and the power indicator lamp L1 is located in front of the fuse FU.
5. The mitsubishi main switch analog tester according to claim 1, wherein:
and a fuse FU2 is arranged on a positive electrode line between the regulated power supply PU3 and the voltmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221744936.1U CN218445851U (en) | 2022-07-08 | 2022-07-08 | Mitsubishi main switch simulation tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221744936.1U CN218445851U (en) | 2022-07-08 | 2022-07-08 | Mitsubishi main switch simulation tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218445851U true CN218445851U (en) | 2023-02-03 |
Family
ID=85089859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221744936.1U Active CN218445851U (en) | 2022-07-08 | 2022-07-08 | Mitsubishi main switch simulation tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218445851U (en) |
-
2022
- 2022-07-08 CN CN202221744936.1U patent/CN218445851U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107505577A (en) | A kind of circuit for measuring capacity of battery, battery capacity Method for Accurate Calculation and system | |
| CN105044547A (en) | Current transformer polarity tester | |
| CN102098368B (en) | Mobile phone | |
| CN218445851U (en) | Mitsubishi main switch simulation tester | |
| CN202886592U (en) | Virtual load device of single-phase electric energy meter | |
| Wong et al. | A new state-of-charge estimation method for valve regulated lead acid batteries | |
| CN103454612B (en) | A kind of ammeter electrifying test device | |
| CN206208991U (en) | A kind of direct-current resistance tester for transformer | |
| CN205861870U (en) | Emergency lighting centrally connected power source comprehensive automation detecting system | |
| CN102866378B (en) | Voltage or current transformer on-line test device and voltage or current transformer on-line test method | |
| CN204882853U (en) | Electric energy meter pressure resistance test installation | |
| CN216979271U (en) | Testing device for wedging DC even harmonic equipment into AC electric energy meter calibration device | |
| CN106324506A (en) | Embedded equipment battery test method, device and system | |
| CN204925288U (en) | Electrolytic capacitor fills discharge characteristics testing arrangement | |
| CN202351354U (en) | Controlled silicon detecting device | |
| CN201210170Y (en) | Multifunctional electric grid examine integrated tester | |
| CN204925309U (en) | Current transformer polarity tester | |
| CN205049714U (en) | Ageing deck plate that reaches test of switching power supply | |
| CN211528644U (en) | Switching power supply testing device | |
| CN204177927U (en) | A kind of permanent-magnet breaker characteristic test control circuit | |
| CN207866901U (en) | Circuit resistance tester | |
| CN207908639U (en) | A kind of portable device for checking electric relay | |
| CN206710560U (en) | Voltage-time type logic tester | |
| CN206113963U (en) | Control moment gyro is automatic to be tested and smelts device always | |
| CN205898872U (en) | Charger tester circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |