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密度继电器
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密度继电器
100mm轴向SF6密度继电器
产品编号:
00098
用于监视密闭容器中SF6气体的密度,能够现场显示气体密度。当密度值达到设定值时报警,适用于高压系统的监测。可提供新建变电站配套及现有变电站智能化改造等多种解决方案。
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描述
描述
描述:
用于监视密闭容器中
SF6气体的密度,能够现场显示气体密度。当密度值达到设定值时报警,适用于高压系统的监测。可提供新建变电站配套及现有变电站智能化改造等多种解决方案。
应用:
SF
6
绝缘组合电器(
GIS)
SF
6
绝缘断路器
SF
6
绝缘柱上开关
SF
6
绝缘变压器
SF
6
绝缘互感器
SF
6
绝缘母线系统
产品特性:
1.表壳和连接件均为不锈钢焊接而成
2.现场显示,开关点信号输出一体化设计
3.带有温度补偿功能的一体式焊接设计;不受环境温度波动影响,不受海拔高度引起的环境气压影响
4.电接点开关设计,实现精确、稳定的SF6气体密度监视功能
5.最多四对接点,可实现超压报警、双报警或双闭锁等多种选择方案,监控更加安全可靠
规格:
1.
外壳直径:
100mm
测量范围:
-0.1 … 0.9MPa(可定制)
测量精度:(取决于测量的范围,且
SF6为气态)
20°C: 1.0级, 或 1.5级
-40°C ~ +60°C: 2.5级
防护等级:
IP65
工作温度:
-40°C … +60°C, 相对湿度≤ 95%RH
泄漏率:
≤1×10
-9
Pa·m
3
/s (氦气检漏)
接口尺寸:G1/2 B,中心轴向
/偏心轴向
压力元件
:
不锈钢,焊接
气密性:泄漏率
≤ 1 • 10
-9
kPa • l / s(氦质谱法测试)
机芯:不锈钢;双金属片(温度补偿)
10.表盘:铝(刻度范围可分为红色、黄色和绿色三个区域)
11.指针:铝,黑色
12.外壳:不锈钢,气体/液体填充型
气密性:泄漏率
≤ 1 · 10
-6
kPa · l / s (氦质谱法测试)
13.
表玻璃:夹层安全玻璃,或透明防裂塑料
14.
罩圈:卡口罩圈,不锈钢,通过
3个焊点固定
15.
防护等级:
IP 65
16.
重量:
气体填充型:约
0.8 kg
液体填充型:约
1.2 kg
电气连接:带
M20 * 1.5锁紧卡套的电气接线盒,线缆截面积最大2.5 mm²
绝缘性能:绝缘电阻:
>100 MW (DC 500V)
工频耐压:
2kV, 50/60 Hz, 1min
接点类型:磁助式电接点开关(
80%银、20%镍,10µm镀金)
接点数量:
1/2/3个
开关方向:下降压力
/上升压力
开关功能:常开
/常闭
开关功率
气体填充型:
30 W / 50 VA,最大 1 A;
液体填充型:
20 W / 20 VA,最大 1 A
开关电压:
220VDC/380V 50/60Hz(最大)
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Caribbean Netherlands
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China
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Cook Islands
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