断路器

Min. Oil - Circuit Breaker : 1500 ~ 3000 V

少油断路器

Oil Circuit Breaker.

油式断路器。

Ningbo Tongda Electric Apparatus Switches Factory is specialized in the production of high and low voltage switch equipment. The main products are 3-35KV high voltage switch cabinet, various kinds of low voltage switch cabinet, 10-35KV high voltage elements, SMC insulation panel and structure components and components of various kinds of elevator and automatic staircase. The factory cooperated with Xian High Voltage Electric Apparatus Institute and is the first factory in China who uses SMC material in High Voltage Electric Apparatus. Sn10-35 oil circuit breaker won the Third Prize of Science Promotion Reward.

宁波通达电器开关厂是专业生产高低压开关设备的厂家，主要产品有3-35KV高压开关柜、各种低压开关柜、10-35KV级高压元件，SMC压制绝缘板和结构件、各种升降梯自动扶梯配件。1987年与西安高压电品研究所合作，是全国首家在高压电器上采用SMC材料，如SN10-35少油断路器灭弧片，荣获部级科技进步三等奖。

The slimline design of the vacuum interrupters makes in possible to install the breakers in space saving swetching boards.

真空断续器的细长型设计使安装断路器开关柜可以节省空间。

The electrical supply has the proper overload fuse or circuit breaker protection.

电源供应具备适当的过载保险丝或断路器保护。

OCB? Overload Circuit Breaker?

过载断路器

The main products are: DC contacts, relays, exchanges and contacts, thermal overload relays, time relay, vacuum-assisted switches, auxiliary switch, switch universal, direct, circuit breakers and other exchanges. CZY1 series of contacts which DC Patent No.

主要产品有：直流接触器、继电器，交流接触器，热过载继电器，时间继电器，真空辅助开关，辅助开关，万能转换开关，直、交流断路器等。

They include all kinds of super mini sealed DC electromagnetic relay, sealed electromagnetic relay, sensitive electromagnetic relay, mini sealed electromagnetic relay, super mini high-power relay, super mini sealed hold relay, coaxial relay, super mini sealed relay, mini sealed temperature relay, high temperature relay, heat protector, priming system safety protector, separation control overload switch, wind speed relay, time relay, sealed switch, program controller and protector for over loading, etc., which are used widely in aviation, aerospace, electronic communication, home appliance, etc.

各类超小型密封直流电磁继电器，密封电磁继电器，灵敏电磁继电器，微型密封电磁继电器，超小型大功率继电器，超小密封保持继电器，同轴继电器，超小型密封继电器，微型密封温度继电器，高温温度继电器，热保护器，火工品安全保护器，分离控制过载开关，风速继电器，时间继电器，风器，密封断路器，程序控制器，过载保护器等广泛用于航空，航天，电子通讯，家用电器等领域，其产品远销欧洲。

Th is paper presents a novel hybrid circuit breaker device whose motion part is composed of Insulated Gate Bipolar Transistor and Mechanical Circuit Breaker .

将机械开关的静态特性和固态开关的快速性相结合研制了一种新型混合式断路器装置。

It also proposes some suggestions on setting calculation of negative-sequence current for startup failure protection,and attentions on open phase of generator transformer unit.

通过查阅几家国内比较大的继电保护厂家的技术说明书，其中要求启动失灵保护的负序判据按照0.1～0.2倍的额定电流整定，CT取自断路器主变高压侧，再无其他要求说明。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。