CN203660645U - Controller used for multi-voltage-class power supply automatic transfer switching equipment - Google Patents
Controller used for multi-voltage-class power supply automatic transfer switching equipment Download PDFInfo
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- CN203660645U CN203660645U CN201320884304.XU CN201320884304U CN203660645U CN 203660645 U CN203660645 U CN 203660645U CN 201320884304 U CN201320884304 U CN 201320884304U CN 203660645 U CN203660645 U CN 203660645U
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Abstract
A controller used for multi-voltage-class power supply automatic transfer switching equipment is composed of a control loop and a power loop whose power supplies are separate from each other. The control loop is composed of a power supply circuit, an on-off state input circuit, a parameter setting input circuit, a sampling circuit, a CPU processing circuit, a display circuit and a control output relay coil. The power loop is composed of an external power supply, an output relay contact switch and a power supply automatic transfer switching equipment actuating mechanism. By adopting the design idea that the power supplies of the control loop and the power loop are separate from each other, the controller for the multi-voltage-class power supply automatic transfer switching equipment of a low-voltage distribution system is realized, through simple input setting, the controller is capable of realizing conversion of power supplies different in the voltage class, and the integration of the controller used for the multi-voltage-class power automatic transfer switching equipment is realized; the controller is provided with a wide voltage conversion function; and the conversion is safer and more reliable, the size is small, and the cost is low.
Description
Technical field
The utility model belongs to the automatic conversion and control technical field of power supply, particularly relates to a kind of for multi-voltage grade power automatic transfer switch appliance controller.
Background technology
On market conventional power automatic transfer switch appliance controller the most applicable electric pressure be 230/400 normal voltage, and now because of economic factor, in increasing industrial and mining enterprises such as middle water pump, blower fan, on mine, ship or drilling platforms equipment adopt 690V more, 480V system, reason is 690V, it is economical, flexible, convenient that 480V electric pressure is used, this electric pressure is extensive use in European industrial system, if the outlet voltage of most wind turbine generator is all 690V.After middle 1960s, 660 volts of voltages of AC three-phase three-wire system are applied to the low-voltage distribution system of large scale industry gradually, in normal voltage is listed these voltages by International Electrotechnical Commission, standard IEC 60038 in subordinate list 1 clearly regulation exchange 100V to 1000V low-voltage distribution power-supply system standard voltage grade and have 120/204,230/400,277/480,400/690,347/600,480V, 240V, the multiple voltage grades such as 600V.Power automatic transfer switch appliance controller is natural in being suitable for these electric pressures as the distribution product in low-voltage distribution system.
Power automatic transfer switch appliance controller common on Vehicles Collected from Market is only applicable to 230/400 normal voltage mostly, in the time being applied to voltage levels, need to before it, increase high-power transformer and voltage levels is converted into low-work voltage grade, because the high Power Level of difference need to use different transformers, without unified solution, therefore customer investment multiplication; Meanwhile, on Vehicles Collected from Market on conventional power automatic transfer switch appliance controller for monitoring the control loop power supply of main circuit power state and for driving the power loop power supply of actuator all from major loop, i.e. main power source and stand-by power source, as shown in Figure 1; Along with main circuit voltage grade raises, such as reaching 480V, when 690V, its insulation spacing requires more and more higher, the volume of power automatic transfer switch appliance controller increases thereupon, also very high with the requirement of Time Controller internal component voltage withstand class, thus make the power automatic transfer switch appliance controller of integrated universal multiple voltage grade be difficult to realize or implement expensive, of a great variety.
Summary of the invention
In order to address the above problem, the purpose of this utility model is to provide a kind of controller for multi-voltage grade power automatic transfer switch electrical equipment.
In order to achieve the above object, control loop and power loop two parts that the controller for multi-voltage grade power automatic transfer switch electrical equipment that the utility model provides is separated from each other by power supply form;
Control loop arranges input circuit, sample circuit, CPU treatment circuit, display circuit and control output relay coil by power circuit, on off state input circuit, parameter and forms, wherein: the power supply that power circuit is control loop, two input is connected with stand-by power source with main power source respectively, and output is connected with CPU treatment circuit;
On off state input circuit is the state acquisition circuit of automatic transfer switching electric appliance actuator in major loop, and it is connected with CPU treatment circuit;
It is user input apparatus that parameter arranges input circuit, and it is connected with CPU treatment circuit;
Sample circuit is the detection signal harvester of main power source and stand-by power source, and two input is connected with stand-by power source with main power source respectively, and two outputs are connected with CPU treatment circuit;
CPU treatment circuit is the controller circuitry take microprocessor as core, is detection, the control centre of this device;
Display circuit is display circuit, for showing main power source, carrying out switch working state;
Controlling output relay coil is that relay coil is carried out in the operation of carrying out switch on major loop, and it is connected with CPU treatment circuit;
Power loop is by external power supply, and output relay contact switch and power automatic transfer switch electrical equipment actuator form, wherein: the operating power that external power supply is power loop, the independent current source that its power input provides with curstomer's site is connected;
Output relay contact switch is the output control contact of controlling output relay coil, and power loop is connected with power automatic transfer switch electrical equipment actuator by output relay contact switch by external power supply;
The actuator that power automatic transfer switch electrical equipment actuator is automatic transfer switching electric appliance, for the switching of automatic transfer switching electric appliance provides driving power.
Described external power supply is the little bus power supply of control in UPS electric supply installation or 690V system independently.
The controling appliance for multi-voltage grade power automatic transfer switch electrical equipment that the utility model provides has following features:
1, the mentality of designing of using power loop power supply and control loop power supply to be separated has realized low-voltage distribution system multiple voltage grade power supply change-over device controller, can reach and be suitable for different electric pressure power supply conversion objects by simple input setting, realize the unification for the controller of multi-voltage grade power automatic transfer switch electrical equipment;
2, this power automatic transfer switch appliance controller separates and has wide voltage conversion function with power loop power supply because of control circuit;
3, because control loop power supply separates with power loop power supply, make conversion more safe and reliable, realize the object that controller volume is little, cost is low for multi-voltage grade power automatic transfer switch electrical equipment.
Accompanying drawing explanation
Fig. 1 is current conventional power automatic transfer switch appliance controller structural representation.
The controller architecture schematic diagram for multi-voltage grade power automatic transfer switch electrical equipment that Fig. 2 provides for the utility model.
Embodiment
The controller for multi-voltage grade power automatic transfer switch electrical equipment the utility model being provided below in conjunction with the drawings and specific embodiments is elaborated.
As shown in Figure 2, control loop and power loop two parts that the controller for multi-voltage grade power automatic transfer switch electrical equipment that the utility model provides is separated from each other by power supply form; Control loop is used for monitoring main power circuit power supply status, subscribes input send control command control power loop and close point according to power supply status and client; Thereby power loop closes point to control through output relay contact switch and drives an automatic transfer switching electric appliance actuator to close point to realize automatic change-over automatic switching.
Wherein control loop is arranged input circuit 3, sample circuit 6, CPU treatment circuit 7, display circuit 8 and is controlled output relay coil 9 by power circuit 1, on off state input circuit 2, parameter and forms, wherein: the power supply that power circuit 1 is control loop, two input is connected with stand-by power source 5 with main power source 4 respectively, and output is connected with CPU treatment circuit 7;
On off state input circuit 2 is the state acquisition circuit of automatic transfer switching electric appliance actuator in major loop, and it is connected with CPU treatment circuit 7;
Parameter arranges input circuit 3 for user input apparatus, and it is connected with CPU treatment circuit 7;
CPU treatment circuit 7, for the controller circuitry take microprocessor as core, is detection, the control centre of this device;
Control output relay coil 9 and carry out relay coil for the operation of carrying out switch on major loop, it is connected with CPU treatment circuit 7;
Power loop is by external power supply 10, and output relay contact switch 11 and power automatic transfer switch electrical equipment actuator 12 form, wherein: the operating power that external power supply 10 is power loop, the independent current source that its power input provides with curstomer's site is connected; On-site customer independent current source can be also the little bus power supply of control in 690V system from UPS power supply;
Output relay contact switch 11 is for controlling the output control contact of output relay coil 9, and power loop is connected with power automatic transfer switch electrical equipment actuator 12 by output relay contact switch 11 by external power supply 10;
The actuator that power automatic transfer switch electrical equipment actuator 12 is automatic transfer switching electric appliance, for the switching of automatic transfer switching electric appliance provides driving power.
The controller for multi-voltage grade power automatic transfer switch electrical equipment that the utility model provides, because separating with power loop power supply, control loop there is wide voltage conversion function and different electric pressure power source conversion function, this power automatic transfer switch electrical equipment main circuit power is that main power source 4 and stand-by power source 5 input in CPU treatment circuit 7 through sample circuit 6, CPU treatment circuit 7 is according to power parameter sampled result, input circuit 3 is set default parameter and on off state input circuit 2 judges that backward control output relay coil 9 sends signal, external power supply 10 after controlling output relay contact switch 11 closures to power automatic transfer switch electrical equipment actuator 12, CPU treatment circuit 7 arranges input circuit 3 according to the parameter of user preset and relatively judges by main power source 4 and stand-by power source 5 electric pressures, and show through display circuit 8, thereby realize power automatic transfer switch electrical equipment auto-conversion function on different electric pressure power supplys.
The advantage of the power automatic transfer switch appliance controller that the utility model provides is to have cast aside its power loop power supply of traditional power automatic transfer switch appliance controller and take from the limitation of main circuit power, and the new approaches that adopt power loop power supply to be realized by user's external power supply, external power supply only need to be enabled in the time that power automatic transfer switch electrical equipment changes, its power consumption requires low, can take from and control little bus or stable UPS, thereby be easy to realize, because control loop power supply is from the electric major loop of power automatic transfer switch electrical equipment, and its power loop power supply is from user's external power supply, this power automatic transfer switch appliance controller that power loop separates with control loop power supply is applicable to the power supply conversion of the different electric pressures of low-voltage distribution system, the power supply conversion of different electric pressures only needs the setting that input circuit 3 is set by change parameter preset to reach the sample detecting to different main circuit voltage grades, power loop power supply is realized conversion by the external stabilized power supply of user, and be not subject to the impact of main circuit voltage grade, power automatic transfer switch electrical equipment after control loop separates with major loop not only has wider voltage adaptation, because power loop power supply can not increase the grade of this partial circuit because conversion main circuit voltage grade raises, so also reduced volume and the cost of voltage levels power automatic transfer switch appliance controller, filled up in low-voltage distribution system field voltage levels as the blank of integral type power automatic transfer switch appliance controller in 480V system and 690V system simultaneously, realize the unification for the controller of multi-voltage grade power automatic transfer switch electrical equipment.
Claims (2)
1. for a controller for multi-voltage grade power automatic transfer switch electrical equipment, it is characterized in that: the control loop that it is separated from each other by power supply and power loop two parts form;
Control loop is arranged input circuit (3), sample circuit (6), CPU treatment circuit (7), display circuit (8) and is controlled output relay coil (9) by power circuit (1), on off state input circuit (2), parameter and forms, wherein: the power supply that power circuit (1) is control loop, two input is connected with stand-by power source (5) with main power source (4) respectively, and output is connected with CPU treatment circuit (7);
On off state input circuit (2) is the state acquisition circuit of automatic transfer switching electric appliance actuator in major loop, and it is connected with CPU treatment circuit (7);
It is user input apparatus that parameter arranges input circuit (3), and it is connected with CPU treatment circuit (7);
Sample circuit (6) is the detection signal harvester of main power source (4) and stand-by power source (5), and two input is connected with stand-by power source (5) with main power source (4) respectively, and two outputs are connected with CPU treatment circuit (7);
CPU treatment circuit (7), for the controller circuitry take microprocessor as core, is detection, the control centre of this device;
Display circuit (8) is display circuit, for showing main power source, carrying out switch working state;
Control output relay coil (9) and carry out relay coil for the operation of carrying out switch on major loop, it is connected with CPU treatment circuit (7);
Power loop is by external power supply (10), output relay contact switch (11) and power automatic transfer switch electrical equipment actuator (12) composition, wherein: the operating power that external power supply (10) is power loop, the independent current source that its power input provides with curstomer's site is connected;
Output relay contact switch (11) is for controlling the output control contact of output relay coil (9), and power loop is connected with power automatic transfer switch electrical equipment actuator (12) by output relay contact switch (11) by external power supply (10);
The actuator that power automatic transfer switch electrical equipment actuator (12) is automatic transfer switching electric appliance, for the switching of automatic transfer switching electric appliance provides driving power.
2. the controller for multi-voltage grade power automatic transfer switch electrical equipment according to claim 1, is characterized in that: described external power supply (10) is the little bus power supply of control in UPS electric supply installation independently or 690V system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320884304.XU CN203660645U (en) | 2013-12-25 | 2013-12-25 | Controller used for multi-voltage-class power supply automatic transfer switching equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320884304.XU CN203660645U (en) | 2013-12-25 | 2013-12-25 | Controller used for multi-voltage-class power supply automatic transfer switching equipment |
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| Publication Number | Publication Date |
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| CN203660645U true CN203660645U (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320884304.XU Expired - Lifetime CN203660645U (en) | 2013-12-25 | 2013-12-25 | Controller used for multi-voltage-class power supply automatic transfer switching equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103683483A (en) * | 2013-12-25 | 2014-03-26 | 施耐德万高（天津）电气设备有限公司 | Controller applicable to ATSE (Automatic Transfer Switching Equipment) with multiple voltage level power supplies |
-
2013
- 2013-12-25 CN CN201320884304.XU patent/CN203660645U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103683483A (en) * | 2013-12-25 | 2014-03-26 | 施耐德万高（天津）电气设备有限公司 | Controller applicable to ATSE (Automatic Transfer Switching Equipment) with multiple voltage level power supplies |
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Granted publication date: 20140618 |
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