户内低压电流互感器，额定电压0.66kV，环氧树脂浇注式，用于低压配电系统中的电流测量和保护。符合IEC 61869和GB/T 20840标准。电流比范围广，多种准确级可选。结构紧凑，安装方便，适用于开关柜和面板安装。变比和规格可定制。
LMK-0.66是一种户内低压电流互感器，适用于0.66kV及以下低压配电系统中的电流测量和保护。
| 参数 | 规格 | 验证标准 |
|---|---|---|
| 产品类型 | Current Transformer | IEC 61869 / GB/T 20840 |
| 型号代码 | LMK-0.66 | 工厂铭牌标识 |
| 一次电压 | 0.66kV | 额定电压试验 (IEC 61869-1/3) |
| 二次电压 | 5A/1A | 额定频率下的变比校验 |
| 准确级 | 0.2/0.5/1.0 | 准确度试验 (IEC 61869-2 / IEEE C57.13) |
| 额定负荷 | [On Request] | 额定 VA 下负荷试验 |
| 绝缘类型 | Dry Epoxy Resin | 按标准进行的介电试验 |
| 绝缘水平 (BIL) | [On Request] | 工频与雷电冲击耐受 |
| 标准 | IEC 61869 / GB/T 20840 | 按所列标准认证 |
| 频率 | 50/60Hz | 依据 IEC 61869-1 |
| 环境 | [On Request] | 按数据表限值 |
理想适用于
不建议用于
对于CT：一次绕组串联在线路中。二次端子为1S1和1S2（主绕组）；如有保护绕组，则使用2S1-2S2。在带电情况下，严禁二次侧开路，否则会产生危险电压。二次绕组应单点接地。端子标记和安全要求遵循IEC 61869 / GB/T 20840。 ⚠️ Safety: Follow the nameplate terminal diagram and ground the secondary winding at one point.
符合标准： IEC 61869 / GB/T 20840
S_total = ΣS_instrument + I₂² × (ρ × 2L / A)
问： LMK-0.66的额定一次电压是多少？
答： 额定一次电压为0.66kV。
问： 可提供哪些准确级？
答： 可提供0.2、0.5和1.0准确级。
问： 电流比可以定制吗？
答： 是的，电流比可根据要求定制。
缺失字段一律标记 [On Request]——绝不编造。M2/M5/M6 验证行遵循 IEC 61869 / IEEE C57.13 惯例。
| 型号 | 额定电流比(A) | 额定输出(VA) | 准确级 | 一次电流匝数 | 穿心匝数 | 外形尺寸 | 穿孔尺寸(宽×高) | 安装尺寸(宽×高) | ||
|---|---|---|---|---|---|---|---|---|---|---|
| W | D | H | ||||||||
| LMK1-0.66/30 (BH-0.66/30) | 30/5 | 1 | 0.5 | 1 | 1 | 78 | 32 | 78 | 30×30 | 82×31 |
| 40/5 | 1 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 50/5 | 1 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 60/5 | 2 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 75/5 | 2 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 100/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 150/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 200/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 250/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 300/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 400/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 600/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMK1-0.66/40 (BH-0.66/40) | 100/5 | 2.5 | 0.5 | 1 | 1 | 85 | 42 | 78 | 30×30 | 82×31 |
| 150/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 200/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 250/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 300/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 400/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 600/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMK1-0.66/60 (BH-0.66/60) | 300/5 | 5 | 0.5 | 1 | 1 | 90 | 52 | 80 | 30×30 | 82×31 |
| 400/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 600/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1200/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMK1-0.66/80 (BH-0.66/80) | 400/5 | 5 | 0.5 | 1 | 1 | 105 | 70 | 100 | 40×40 | 82×31 |
| 500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 600/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1200/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMK1-0.66/100 (BH-0.66/100) | 600/5 | 5 | 0.5 | 1 | 1 | 120 | 80 | 110 | 50×50 | 82×31 |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1200/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 3000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMK2-0.66/30 (SDH-0.66/30) | 150/5 | 2.5 | 0.5 | 1 | 1 | 87 | 40 | 100 | 30×30 | 82×30 |
| 200/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 250/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 300/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 400/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 600/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMK2-0.66/40 (SDH-0.66/40) | 200/5 | 2.5 | 0.5 | 1 | 1 | 90 | 45 | 110 | 30×30 | 82×30 |
| 250/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 300/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 400/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 600/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1200/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMK2-0.66/60 (SDH-0.66/60) | 400/5 | 5 | 0.5 | 1 | 1 | 102 | 60 | 140 | 40×40 | 82×30 |
| 500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 600/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1200/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMK2-0.66/80 (SDH-0.66/80) | 600/5 | 5 | 0.5 | 1 | 1 | 108 | 80 | 150 | 50×50 | 82×30 |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1200/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 3000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMK3-0.66/30 (LN-0.66/30) | 150/5 | 2.5 | 0.5 | 1 | 1 | 118 | 40 | 120 | 30×30 | 82×30 |
| 200/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 250/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 300/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 400/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 600/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMK3-0.66/40 (LN-0.66/40) | 200/5 | 2.5 | 0.5 | 1 | 1 | 140 | 60 | 120 | 40×40 | 82×30 |
| 250/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 300/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 400/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 600/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1200/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMK3-0.66/60 (LN-0.66/60) | 400/5 | 5 | 0.5 | 1 | 1 | 140 | 60 | 120 | 40×40 | 82×30 |
| 500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 600/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1200/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMK3-0.66/80 (LN-0.66/80) | 600/5 | 5 | 0.5 | 1 | 1 | 187 | 80 | 120 | 50×50 | 82×30 |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1200/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 3000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMK3-0.66/100 (LN-0.66/100) | 1000/5 | 5 | 0.5 | 1 | 1 | 227 | 80 | 120 | 50×50 | 82×30 |
| 1200/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 3000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMZ1-0.66/30 (BH-0.66/30) | 100/5 | 2.5 | 0.5 | 1 | 1 | 248 | 88 | 110 | 30×30 | 228×80 |
| 150/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 200/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 250/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 300/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 400/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 600/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMZ1-0.66/40 (BH-0.66/40) | 200/5 | 2.5 | 0.5 | 1 | 1 | 270 | 90 | 110 | 30×30 | 228×80 |
| 250/5 | 2.5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 300/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 400/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 600/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| LMZ1-0.66/60 (BH-0.66/60) | 300/5 | 5 | 0.5 | 1 | 1 | 300 | 100 | 110 | 30×30 | 228×80 |
| 400/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 600/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 750/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 800/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1200/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 1500/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
| 2000/5 | 5 | 0.5 | 1 | 1 | — | — | — | — | — | |
LMK-0.66 的外形与尺寸图纸 —— 点击图片放大 / 查看原图。
