油浸式變壓器保護用高壓限流熔斷器

添加時間：2024-8-3 16:03:57 作者：上海輸配電氣集團有限公司

□本產(chǎn)品適用交流50Hz，額定電壓10KV，在變壓器中與其它保護電器(如：負荷開關(guān)等)配合使用，作為電力變壓器及其它電力設(shè)備 的過載或短路保護。主要用于美式箱變中作后備保護用。 □The product can be used in system with AC 50Hz and rated voltage of 10KV, used togethe r with other protection electtic faciIities(such as loading switches). It can protect electtic transformers and other electtic faciIitles against overloading or circuit break. It is mainly used in American style box transformers as backup protection．

◆型號說明Type instruction

◆基本參數(shù)Basic parameters

熔斷器的基本參數(shù)如表1 See chart for the fuse of basic parameters

型號 Type 額定電壓(KV)  Rated voltage KV 最高工作電壓 (KV) Max working voltage KV 熔斷器額定電流 (KA) Fuse rated current KA 熔體額定電流 (A)  Rated current of fuse link A OFG 10 12 125 63，80，100，125 200 160，200

◆主要技術(shù)特點Major technical characteristics

1、熔斷器在規(guī)定的使用條件下，能可靠分?jǐn)嘧钚￠_斷電流(2.5-5)ln至額定開斷電流為50KA之間的任何故障電流。 2、熔斷器時間-電流特性如圖3，最小開斷電流以上部分為虛線?！　　?3，限流特性如圖2。 1，The fuse link can break any problem current between the minimum break current(2.5-5)In to rated break current 50KA. 2，See chart 3 for the fuse time-current property.The upper section above the minimum break current is broken line. 3，See chart 2 for limn current property.

◆外型及安裝尺寸Installation Dimensios

熔斷器的外形及安裝尺寸如圖1所示。See Chart 1 for the fuse external structure and installation dimensions.

◆正常使用條件Conditions for normal use

熔斷器正常使用于變壓器油中，周圍的溫度上限不超過100℃ When the fuse link is in normal use in transformer oil，the max environmet temperature is less than 100℃