CN204761145U - A controlling means for reserve return circuit of UPS automatic switch -over - Google Patents
A controlling means for reserve return circuit of UPS automatic switch -over Download PDFInfo
- Publication number
- CN204761145U CN204761145U CN201520457222.6U CN201520457222U CN204761145U CN 204761145 U CN204761145 U CN 204761145U CN 201520457222 U CN201520457222 U CN 201520457222U CN 204761145 U CN204761145 U CN 204761145U
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- ups
- contact relay
- contact
- circuit breaker
- power supply
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Abstract
The utility model discloses a controlling means for reserve return circuit of UPS automatic switch -over, including box, chamber door and control circuit, UPS input circuit breaker, UPS output circuit breaker and supply input circuit breaker are installed to upper portion in the box, and first contact relay, second contact relay and third contact relay are installed to the middle part in the box, and the terminal row of compriseing ac energisation power source connecting terminal, input terminal, output terminal and load connecting terminal is installed to the lower part in the box, installs UPS power supply pilot lamp and bypass power supply pilot lamp on the chamber door. The utility model discloses an automatic fast switch over to reserve return circuit when the trouble, can be realized in ac energisation power and connect in parallel UPS power return circuit and bypass ac energisation power return circuit in the ac energisation power, has solved the problem that the UPS run duration broke down and causes control system to lose the electricity, guarantees the control system uninterrupted power supply, ensures that the control system steady operation satisfies the needs of production.
Description
Technical field
The utility model belongs to technical field of electric automation, is specifically related to a kind of control device for UPS automatic switchover back-up circuit.
Background technology
Iron and steel enterprise's automation application is more and more extensive, automatic technology has played very important status in production field, and power supply is the key link ensureing that robot control system(RCS) is stable, add industrial uninterrupted UPS to prevent Factory Electricity Supply fluctuation or antidisturbance control system.Uninterrupted ups power system is made up of filter, rectifier, inverter, charger, battery pack and static switch.The UPS of onsite application is of a great variety, and quality also there are differences, under normal circumstances, once UPS breaks down, at the end of load overload or battery discharge, make load can be powered by bypass supply (civil power) without the static by-pass that is automatically transformed into interrupted.But the existing UPS I/O power supply fault, UPS logic controller fault etc. used cannot switch to UPS static by-pass, thus cause control system dead electricity to affect production, cause serious economy and equipment loss.UPS power supply trouble accounts for about 80% in fault routine according to statistics, seriously governs control system stable operation.
Utility model content
The purpose of this utility model is to solve the technical problem existed in prior art, provides one can realize current supply circuit no-harass switch, ensures the control device for UPS automatic switchover back-up circuit of automatic control system stable operation.
In order to achieve the above object, the utility model is by the following technical solutions: a kind of control device for UPS automatic switchover back-up circuit, the ups power loop comprising communication power supply and be connected in parallel in communication power supply and bypass communication power supply loop, described ups power loop comprises UPS and inputs circuit breaker, ups power, UPS exports circuit breaker, first contact relay and the 3rd contact relay, described bypass communication power supply loop comprises civil power input circuit breaker and the second contact relay, described UPS inputs circuit breaker and is connected with ups power with communication power supply respectively, described ups power and UPS export circuit breaker and are connected, described UPS exports circuit breaker and is connected with the second contact relay normally-closed contact, described second contact relay normally-closed contact is connected with the 3rd contact relay normally open contact, described 3rd contact relay normally open contact is connected with load, described UPS exports between circuit breaker and the second contact relay normally-closed contact and is also parallel with the first contact relay, described first contact relay is in parallel with the 3rd contact relay, the first contact relay normally open contact is in series with between described first contact relay and the 3rd contact relay, described civil power input circuit breaker is connected with the 3rd contact relay normally-closed contact with communication power supply respectively, described 3rd contact relay normally-closed contact is connected with the second contact relay normally open contact, described second contact relay normally open contact is connected with load, the second contact relay is also parallel with between described civil power input circuit breaker and the 3rd contact relay normally-closed contact, described second contact relay and civil power input between circuit breaker and are in series with the first contact relay normally-closed contact.
Further, described 3rd contact relay indicator light of also powering with UPS is in parallel.
Further, described second contact relay indicator light of also powering with bypass is in parallel.
Further, described communication power supply is connected with bypass communication power supply loop with ups power loop respectively by communication power supply splicing ear, described ups power inputs circuit breaker respectively by input terminal and lead-out terminal and UPS and exports circuit breaker with UPS and be connected, and described load is connected with the second contact relay normally open contact with the 3rd contact relay normally open contact respectively by load connection terminal.
Further, also comprise casing and chamber door, described casing internal upper part is provided with UPS and inputs circuit breaker, UPS output circuit breaker and civil power input circuit breaker, in described casing, middle part is provided with the first contact relay, the second contact relay and the 3rd contact relay, in described casing, bottom is provided with the terminal board be made up of communication power supply splicing ear, input terminal, lead-out terminal and load connection terminal, described chamber door is provided with power indicator light and bypass of UPS and powers indicator light.
The utility model hinge structure has following beneficial effect: the utility model is by communication power supply and the ups power loop be connected in parallel in communication power supply and bypass communication power supply loop, when there is the faults such as UPS I/O is powered, UPS logic controller, UPS battery voltage are low, can realize automatically switching to back-up circuit fast, solve UPS run duration to break down and cause the problem of control system dead electricity, Guarantee control system uninterrupted power supply, guarantees that control system stable operation meets the needs of production.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is the structural representation of the utility model casing and chamber door;
Fig. 3 is the utility model external cabling connection layout;
Fig. 4 is electric hookup of the present utility model.
Reference numeral implication is as follows: 1, casing; 2, chamber door; 3, civil power input power cord; 4, UPS input power cord; 5, UPS out-put supply line; 6, load supplying power line; 7,8, communication power supply splicing ear; 9, UPS inputs circuit breaker; 10,11, input terminal; 12, ups power; 13,14, lead-out terminal; 15, UPS exports circuit breaker; 16, the first contact relay normally open contact; 17, UPS powers indicator light; 18, the 3rd contact relay; 19, the first contact relay; 20, the second contact relay normally-closed contact; 21, the 3rd contact relay normally open contact; 22,23, load connection terminal; 24, load; 25, civil power input circuit breaker; 26, the first contact relay normally-closed contact; 27, the 3rd contact relay normally-closed contact; 28, the second contact relay normally open contact; 29, the second contact relay; 30, bypass is powered indicator light; 31, terminal board; L, N, communication power supply.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As Figure 1-4, a kind of control device for UPS automatic switchover back-up circuit, comprise casing 1, chamber door 2 and control circuit, casing 1 adopts single open-door structure, the thick corrosion resistant plate of 1.5mm is used to make, the wide X height of long X is 500mmX600mmX500mm, casing 1 internal upper part is provided with UPS and inputs circuit breaker 9, UPS exports circuit breaker 15 and civil power input circuit breaker 25, in casing 1, middle part is provided with the first contact relay 19, second contact relay 29 and the 3rd contact relay 18, in casing 1, bottom is provided with by communication power supply splicing ear 7, 8, input terminal 10, 11, lead-out terminal 13, 14 and load connection terminal 22, the terminal board 31 of 23 compositions, chamber door 2 is provided with power indicator light 17 and bypass of UPS to power indicator light 30, civil power input power cord 3, UPS input power cord 4, UPS out-put supply line 5 and load supplying power line 6 enter by casing 1 bottom incoming hole and are connected to terminal corresponding on terminal board 31.
Control circuit comprises communication power supply L, N and be connected in parallel on communication power supply L, ups power loop in N and bypass communication power supply loop, communication power supply L, N is by civil power input power cord 3 and communication power supply splicing ear 7, 8 are connected with bypass communication power supply loop with ups power loop respectively, ups power loop comprises UPS and inputs circuit breaker 9, ups power 12, UPS exports circuit breaker 15, first contact relay 19 and the 3rd contact relay 18, bypass communication power supply loop comprises civil power input circuit breaker 25 and the second contact relay 29, UPS inputs circuit breaker 9 and communication power supply L, N is connected, UPS inputs circuit breaker 9 by UPS input power cord 4 and input terminal 10, 11 are also connected with ups power 12, ups power 12 is by UPS out-put supply line 5 and lead-out terminal 13, 14 export circuit breaker 15 with UPS is connected, UPS exports circuit breaker 15 and is connected with the second contact relay normally-closed contact 20, second contact relay normally-closed contact 20 is connected with the 3rd contact relay normally open contact 21, 3rd contact relay normally open contact 21 is by load supplying power line 6 and splicing ear 22, 23 are connected with load 24, UPS exports between circuit breaker 15 and the second contact relay normally-closed contact 20 and is also parallel with the first contact relay 19, first contact relay 19 is in parallel with the 3rd contact relay 18, the first contact relay normally open contact 16 is in series with between first contact relay 19 and the 3rd contact relay 18, 3rd contact relay 18 indicator light 17 of also powering with UPS is in parallel, civil power input circuit breaker 25 respectively with communication power supply L, N is connected with the 3rd contact relay normally-closed contact 27, 3rd contact relay normally-closed contact 27 is connected with the second contact relay normally open contact 28, second contact relay normally open contact 28 is by load supplying power line 6 and splicing ear 22, 23 are connected with load 24, the second contact relay 29 is also parallel with between civil power input circuit breaker 25 and the 3rd contact relay normally-closed contact 27, second contact relay 29 and civil power input between circuit breaker 25 and are in series with the first contact relay normally-closed contact 26, second contact relay 29 indicator light 30 of also powering with bypass is in parallel.
During use, after when ups power loop normal power supply, civil power inputs circuit breaker 9, ups power 12, UPS output circuit breaker 15 by UPS, the first contact relay 19 coil obtains electric, first contact relay normally-closed contact 26 disconnects, and the first contact relay normally open contact 16 closes; Second contact relay 29 coil losing electricity after first contact relay normally-closed contact 26 disconnects, the second contact relay normally open contact 28 disconnects, and the second contact relay normally-closed contact 20 closes; After first contact relay normally open contact 16 is closed, UPS indicator light 17 of powering is bright, and the 3rd contact relay 18 coil obtains electric simultaneously, and the 3rd contact relay normally-closed contact 27 disconnects, the 3rd contact relay normally open contact 21 close back loading 24 electric.
When UPS input circuit breaker 9, UPS exports that circuit breaker 15 is powered, ups power 12 logic controller, ups power 12 battery failures time, after the first contact relay 19 coil losing electricity, the first contact relay normally open contact 16 disconnects, the first contact relay normally-closed contact 26 closes; First contact relay normally open contact 16 disconnects rear UPS indicator light 17 of powering and goes out, and the 3rd contact relay 18 coil losing electricity, the 3rd contact relay normally open contact 21 disconnect, the 3rd contact relay normally-closed contact 27 closes; After first contact relay normally-closed contact 26 is closed second contact relay 29 coil obtain electric after the second contact relay normally-closed contact 20 disconnects, the second contact relay normally open contact 28 is closed, bypass is powered, and indicator light 30 is bright, so far complete UPS and supply power to the handoff procedure that back-up circuit powers, thus reach the stable effect of control system.
Claims (5)
1. the control device for UPS automatic switchover back-up circuit, it is characterized in that: comprise communication power supply (L, and be connected in parallel on communication power supply (L N), N) the ups power loop in and bypass communication power supply loop, described ups power loop comprises UPS and inputs circuit breaker (9), ups power (12), UPS exports circuit breaker (15), first contact relay (19) and the 3rd contact relay (18), described bypass communication power supply loop comprises civil power input circuit breaker (25) and the second contact relay (29), described UPS input circuit breaker (9) respectively with communication power supply (L, N) be connected with ups power (12), described ups power (12) and UPS export circuit breaker (15) and are connected, described UPS exports circuit breaker (15) and is connected with the second contact relay normally-closed contact (20), described second contact relay normally-closed contact (20) is connected with the 3rd contact relay normally open contact (21), described 3rd contact relay normally open contact (21) is connected with load (24), described UPS exports between circuit breaker (15) and the second contact relay normally-closed contact (20) and is also parallel with the first contact relay (19), described first contact relay (19) is in parallel with the 3rd contact relay (18), the first contact relay normally open contact (16) is in series with between described first contact relay (19) and the 3rd contact relay (18), described civil power input circuit breaker (25) respectively with communication power supply (L, N) the with three contact relay normally-closed contact (27) is connected, described 3rd contact relay normally-closed contact (27) is connected with the second contact relay normally open contact (28), described second contact relay normally open contact (28) is connected with load (24), the second contact relay (29) is also parallel with between described civil power input circuit breaker (25) and the 3rd contact relay normally-closed contact (27), described second contact relay (29) and civil power input between circuit breaker (25) and are in series with the first contact relay normally-closed contact (26).
2. a kind of control device for UPS automatic switchover back-up circuit according to claim 1, is characterized in that: described 3rd contact relay (18) indicator light (17) of also powering with UPS is in parallel.
3. a kind of control device for UPS automatic switchover back-up circuit according to claim 1, is characterized in that: described second contact relay (29) indicator light (30) of also powering with bypass is in parallel.
4. a kind of control device for UPS automatic switchover back-up circuit according to claim 1, it is characterized in that: described communication power supply (L, N) by communication power supply splicing ear (7, 8) be connected with bypass communication power supply loop with ups power loop respectively, described ups power (12) is respectively by input terminal (10, 11) and lead-out terminal (13, 14) input circuit breaker (9) to export circuit breaker (15) with UPS be connected with UPS, described load (24) is by load connection terminal (22, 23) be connected with the second contact relay normally open contact (28) with the 3rd contact relay normally open contact (21) respectively.
5. according to the arbitrary described a kind of control device for UPS automatic switchover back-up circuit of claim 1-4, it is characterized in that: also comprise casing (1) and chamber door (2), described casing (1) internal upper part is provided with UPS and inputs circuit breaker (9), UPS exports circuit breaker (15) and civil power input circuit breaker (25), in described casing (1), middle part is provided with the first contact relay (19), second contact relay (29) and the 3rd contact relay (18), described casing (1) interior bottom is provided with by communication power supply splicing ear (7, 8), input terminal (10, 11), lead-out terminal (13, 14) and load connection terminal (22, 23) terminal board (31) formed, described chamber door (2) is provided with power indicator light (17) and bypass of UPS to power indicator light (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520457222.6U CN204761145U (en) | 2015-06-30 | 2015-06-30 | A controlling means for reserve return circuit of UPS automatic switch -over |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520457222.6U CN204761145U (en) | 2015-06-30 | 2015-06-30 | A controlling means for reserve return circuit of UPS automatic switch -over |
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| Publication Number | Publication Date |
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| CN204761145U true CN204761145U (en) | 2015-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520457222.6U Expired - Fee Related CN204761145U (en) | 2015-06-30 | 2015-06-30 | A controlling means for reserve return circuit of UPS automatic switch -over |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658963A (en) * | 2017-09-21 | 2018-02-02 | 嘉兴恒创电力设计研究院有限公司嘉善分公司 | A kind of electric substation's stand-by power supply control cabinet |
| CN108649688A (en) * | 2018-06-15 | 2018-10-12 | 甘肃酒钢集团宏兴钢铁股份有限公司 | A kind of external bypass changeover devices of UPS |
| CN109256852A (en) * | 2018-10-29 | 2019-01-22 | 甘肃酒钢集团宏兴钢铁股份有限公司 | A kind of instrument redundant power automatic switching control equipment and its application method |
| CN110247470A (en) * | 2019-07-11 | 2019-09-17 | 联峰钢铁（张家港）有限公司 | A kind of UPS failover device |
-
2015
- 2015-06-30 CN CN201520457222.6U patent/CN204761145U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658963A (en) * | 2017-09-21 | 2018-02-02 | 嘉兴恒创电力设计研究院有限公司嘉善分公司 | A kind of electric substation's stand-by power supply control cabinet |
| CN107658963B (en) * | 2017-09-21 | 2024-06-07 | 嘉兴恒创电力设计研究院有限公司嘉善分公司 | Standby power supply control box for substation |
| CN108649688A (en) * | 2018-06-15 | 2018-10-12 | 甘肃酒钢集团宏兴钢铁股份有限公司 | A kind of external bypass changeover devices of UPS |
| CN108649688B (en) * | 2018-06-15 | 2023-08-04 | 甘肃酒钢集团宏兴钢铁股份有限公司 | External bypass switching device of UPS |
| CN109256852A (en) * | 2018-10-29 | 2019-01-22 | 甘肃酒钢集团宏兴钢铁股份有限公司 | A kind of instrument redundant power automatic switching control equipment and its application method |
| CN110247470A (en) * | 2019-07-11 | 2019-09-17 | 联峰钢铁（张家港）有限公司 | A kind of UPS failover device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 Termination date: 20160630 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |