绝缘油介电强度测试仪介绍和具体参数!

2025-03-10 08:21:06
推荐回答(3个)
回答(1):

主要特点
◆ EDIJJ-II型型绝缘油介电强度测试仪是根据国家标准GB-86《绝缘油介电强度测定法》研制而成,该仪器由拨码开关预置,计算机严格地按照预置的参数执行程序。◆ 操作简单,并设有自动检测功能,开机自动进入复位状态执行调压器回零。◆ 根据用户需求可改变测试次数、搅拌静置时间、声控光控提醒连续打印与非打印。◆ 本仪器采用全自动磁振子搅拌,消除油样的不均匀和气泡。◆ 采用了微型TPU-A面板式打印机,自动打印输出。
技术指标
◆ 输入电压: AC220V±10% ◆ 输出电压: AC0~80KV◆ 升压速率:2KV/s◆ 测量精度:1.0级 ◆ 次 数:1~9次 ◆ 搅拌时间:0~99秒 ◆ 静置时间:0~9分59秒◆ 温 度:5~40℃◆ 湿 度:≤90%

回答(2):

绝缘油介电强度测试仪,绝缘油广泛应用于变压器、油断路器、充油电缆、电力电容器和油套管等高压电气设备中。在运行中,绝缘油由于受到氧气、高温度、高湿度、阳光、强电场和杂质的作用,性能会逐渐变坏,致使它不能充分发挥绝缘作用,为此必须定期地对绝缘油进行有关试验,以鉴定其性能是否变坏。绝缘油的质量与击穿电压有密切的关系。依照国际电工委员会标准IEC156《绝缘油介电强度测试法》和国标GB507-86的要求,充分考虑国内外用户需求的基础上设计出moen型微电脑全自动绝缘油介电强度测试仪。

绝缘油介电强度测试仪原理

采用中央处理器、大规模集成电路等先进技术组成自动化测试设备,操作过程全自动化,并能通过面板配置的微型打印机打印试油试验数据,该设备与普通仪表及同类型仪器相比具有试验稳定性好,精度高,并具有良好的操作性,该设备在试油操作中有多种试验运行方式,主要特点:

1.全自动试验方式:连续6次试验,自动求平均值,通过面板打印机来打印出6次试验数据及平均数。

2. 单次自动试验方式:自动完成1次试验,并打印出单次试验数据。

采用交流可逆电机按3千伏/秒的匀速带动调压器经升压变压器升压,当油样被击穿时,保护系统自动切断升压供电回路,同时保护电路给系统提供一个中断信号,系统响应后执行试油击穿程序,其主要操作内容:

1.四位数码管以连续8次闪烁显示,提示试油击穿;

2.记录试验数据;

3.程控自动执行回零操作。回零后,根据试验次数识别是否再进行下一个试验操作周期或自动退出试验状态。

产品技术参数

1. 工作电源:AC 220V ±10%、50Hz±5%

2. 测量范围:AC 0-100kV

3. 限定电流:5mA

4. 存储数据:360组,每组数据1—9次

5. 测量准确度:1%

6. 调压速度:2.5kV/S±10%

7. 预定设置:次数1—9

搅拌时间0—9分59秒

静置时间0—9分59秒

8. 使用条件:环境温度+5℃—40℃

相对温度≤85%

9. 油杯间隙:2.5mm(油杯塞尺直径)

10. 体 积:415×315×315mm3

11. 重 量:28kg

回答(3):

1. 仪器采用大容量单片机控制,工作稳定可靠;
2. 仪器内设宽范围看门狗电路杜绝了死机现象;
3. 多种操作选择,仪器程序设有GB507-1986、GB507-2002两种国家标准方法和自定义操作,能适应不同用户的多种选择;
4. 仪器油杯采用特种玻璃一次浇铸成型,杜绝了漏油等干扰现象的发生;
5. 仪器独特的高压端采样设计让测试值直接进入A/D转换器,避免了在模拟电路中造成的误差,使测量结果更加准确;
6. 仪器内部具有过流、过压、短路等保护等功能,并且具有极强的抗干扰能力,电磁兼容性好;
7. 便携式结构,易于移动,户内外使用均很方便。
技术指标
1. 升压器容量 1.5kVA
2. 升压速度 2.0 kV/s,3.0 kV/s, 二档任选
误 差 0.2kV/s
3. 输出电压 0~100 kV
4. 电源畸变率 <1%
5. 显示方式 大屏幕液晶汉字显示
6. 电极间隙 标准2.5 mm
7. 外形尺寸 长430 mm;宽350 mm; 高370 mm
8. 仪器重量 26 kg

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