low-voltage relay 中文意思是什麼
low-voltage relay
解釋
低壓繼電器-
Familiar with low - voltage electrical apparatus like relay, contact, air breaker, etc
熟悉繼電器、接觸器和空氣短路器等低壓電器產品。 -
The low - voltage relay and the excess voltage relay are integrated into one relay, which can display the real time of the voltage of the circuit and the limit of voltage can be modified
該繼電器的設計思想是將過壓繼電器和欠壓繼電器集成到一起，並且實時顯示所測電壓值，能修改電壓的上、下限。 -
Dexterous control due to the low consumption & wide voltage range dc coil inside, while electronic thermal overload relay provides precise protection against all kinds of fault
低功耗、寬電壓范圍接觸器線圈，寬范圍整定電流（ 4倍）電子式熱繼電器，控制保護精準無誤； -
In the system, the low voltage power line is the first signal tunnel without any other relay equipments between customer terminal and substation collector, public telephone line serves as the second signal tunnel between substation and management center computer. as a breakthrough of conventional concept of electricity meter, this thesis initiate a new concept, namely, intelligent power customer terminal ( shortly, customer terminal ), which is developed with spread spectrum plc communication functional and possesses many advanced functions, such as, in addition to electric energy acquisition, guarding against electricity pilfering, preventing wrong connection, protecting malfunction, remote communication ( for example, remote power supply or halt, remote configuration of electricity meter, remote load control, etc ), and so on
本文首先系統地總結了目前國內外低壓電力網數據傳輸技術的研究現狀和存在的問題，在此基礎上，從理論上論證了在低壓電網上應用擴頻載波數據通信技術的可行性和優越性，並重點論述了擴頻載波技術抗電力線噪聲干擾的機埋；本文提出了一個新穎的基於低壓電力線擴頻載波通信技術的集中遠抄系統的總體方案，即由用戶終端、集中器和電能管理系統所組成的網路系統，其中，用戶終端到配變集中器用低壓電力線作為通道，中間無需其他硬體中繼設備，集中器到電能管理系統用公用電話網作為通道。 -
The tap - changer is made with solid state relay as its working mechanism and controlled by microprocessor. this switch has totally cancelled the mechanical drive organization, by the microprocessor according to the voltage of second side microprocessor decide the working condition of solid state rely, high regulation speed, need not transition resistor, rush current is low. operating frequently ; there is no electric arc to produce, can put in the fuel tank of the voltage transformer directly ; the structure is simple, the fabrication cost is low, benefit and use widely among the voltages transformer of distribution
其中的有載調壓分接開關，它是一種完全由固態繼電器作為分接開關執行機構，由單片機控制的有載自動調壓的變壓器分接開關。該開關完全取消了機械傳動機構，由單片機根據變壓器二次側電壓的高低，決定與變壓器各分接頭聯接的固態繼電器的工作狀態。調節速度快，改變分接頭時不需過渡電阻，沖擊電流小，可頻繁操作；無電弧產生，可以直接放在變壓器油箱中；結構簡單，造價低，便於在配電變壓器中推廣使用。 -
That the common amplifier count rate is low, temperature voltage drift is very good, the machinery adjustment is rough and instability, in order to overcome these shortcomings ; we use digital potentiometer relay x9511 and precise operational amplifier op37, the electric circuit structure become simple
為了克服一般放大器計數率低，溫漂大，機械調節粗糙不夠穩定等缺點，使用了非易失性數字電位器x9511和精密運放op37 ，使電路結構大大簡化。 -
After that we especially aim at the intelligent design based on mcu and the communication design based on can bus for a current relay for rapid action. by this way, we can research some typical modules of communication - capable low voltage switchgear
然後我們具體對一種限時速切電流繼電器進行基於微處理器的智能化設計及基於can總線通信設計和研究，並以此為進一步研究基於can總線的可通信低壓開關電器提供經驗和借鑒。 -
The selection amp; use of low voltage relay devices in the circuit controlled by powerful generators with low voltage
低壓大容量電動機控制迴路中低壓斷路器的選用 -
And modern movement of relay protection time more and more little, smaller than 20 ms generally, accurate working voltage of movement its low to 1 - 3 vs
而現代繼電保護的動作時間越來越小，一般小於20ms ，其準確動作的工作電壓低至1 3v 。
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