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nader NDM3E Series Operating Instructions Manual page 7

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文件编号
Doc.No.
3、技术参数 Technical parameters
3.1 NDM3E 主要技术参数 Main technical parameters of NDM3E
型号、规格
Model and specification
极数 Number of poles
电气性能符合标准
Applicable standard to electrical performances
额定电流(A)I
Rated current
额定绝缘电压(V)U
Rated insulation voltage
额定冲击耐压(kV) U
Rated impulse withstand voltage
额定工作电压(V) U
Rated working voltage
Breaking capacity
额定极限分断能力(kA) I
Rated ultimate breaking capacity
额定极限分断能力(kA) I
Rated ultimate breaking capacity
额定运行分断能力(kA) I
Rated service breaking capacity
额定运行分断能力(kA) I
Rated service breaking capacity
使用类别 Usage category
短时耐受电流 (kA /I
Short-time withstand current
操作性能寿命(次)
Operational performance life
(times)
飞弧距离 (mm)
Flashover distance
NDT2920002
表 2:NDM3E 主要技术参数
Table 2: Main technical parameters of NDM3E
n
i
imp
AC50/60Hz
e
分断能力
AC380/400/415V
cu
AC660/690V
cu
AC380/400/415V
cs
AC660/690V
cs
) I
s
cw
电气寿命
Electrical life
机械寿命
Mechanical life
版次
第 5 版
Edition
V ersion5
NDM3E-125
3
GB/T14048.2, GB/T14048.4
32、125
1000
380/400/415
H
85
/
65
/
1KA/1S
8000
20000
≤50
7
实施日期
Implementation date
NDM3E-250
4
3
8
380/400/415
660/690
M
H
70
85
20
/
50
65
15
/
A
2.5KA/1S
20000
20181213
4
250
1000
8
660/690
M
70
20
50
15
A
8000
≤50

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