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型号含义 | Meaning Of Model LSF1
LS F 1 - □ 火灾监控专用剩余电流互感器
Special residual current transformer for fire monitoring
内孔直径 /Diameter of inner hole
设计序号 /Design Number
外形结构 /Outline structure
剩余电流互感器 Residual current transformer
技术参数表 | Technical Data Form
额定一次电流 Rated primary current 1A 耐压强度 Compressive strength AC 3kv/min
额定二次电流 Rated second current 0.5mA.1mA 绝缘电阻 insulation resistance DC 500V/100mΩ
准确级 Accuracy level 0.2,0.5 连续热电流 Continuous hot current 2A
工作频率 working frequency 50-400Hz 工作温度 working temperature -15℃ -50℃
外形及安装尺寸 | Overall Dimension Drawing(mm)
$
"
# %
&
(
'
参考相电流(A) 外形尺寸(mm)Outline size
规格型号 Type
Reference phase current (A) Φ A B C D E F G
LSF1-1025 ≤ 100 6 100 25 125 53 19 150 140
LSF1-1434 ≤ 225 5 140 34 172 71 24 202 186
LSF1-1834 ≤ 400 6 180 34 215 71 24 245 230
LSF1-2247 ≤ 630 6 220 47 250 85 24 280 265
LSF1-2647 ≤ 800 6 260 47 293 85 24 325 308
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