nader NDW3 Series Manual page 14

2. Closing time: Interval from the beginning of the circuit breaker closing to the end of the contact time for all pole contacts (the
same below).
2.2 NDW3-2500 Technical Parameter List
Circuit breaker model
Rated current In (+40℃)
North pole rated current
Rated working voltage Ue
Rated frequency f
Rated insulation voltage Ui
Rated impulse withstand voltage Uimp
Number of poles
Full break time
Closing time
Rated limit short-circuit breaking
capacity Icu (kA)
Icu (effective value) (kA)
Rated operating short-circuit
breaking capacity
Ics (effective value)
Rated short circuit making capacity
Icm（peak value）
Rated short-time withstand current
Icw (effective value) 1s (kA)
Oper Electrical life (times)
Operation frequency
ating
(20 times/hour)
perfo
rman
ce
Mechanical life (times)
Operation frequency (60
times/h)
Internal & confidential file
文件编号:NDT2920213
Breaking type
AC220V/230V/240V
AC380V/400V/415V
AC440V/480V
AC660V/690V
AC800V
AC1000V
AC1140V
AC1140V/1380V/1500V
AC220V/230V/240V
AC380V/400V/415V
AC440V/480V
AC660V/690V
AC800V
(kA)
AC1000V
AC1140V
AC1140V/1380V/1500V
AC220V/230V/240V
AC380V/400V/415V
AC440V/480V
AC660V/690V
AC800V
（kA）
AC1000V
AC1140V
AC1140V/1380V/1500V
AC220V/230V/240V
AC380V/400V/415V
AC440V/480V
AC660V/690V
AC800V
AC1000V
AC1140V
AC1140V/1380V/1500V
AC220V/230V/240V
AC380V/400V/415V
AC440V/480V
AC660V/690V
AC800V
AC1000V/1140V
AC1380V/1500V
Maintenance-free
With maintenance
(A)
（V）
AC660/690, AC800, AC1000, AC1140,AC1380,AC1500
(Hz)
(V)
(kV)
(ms)
(ms)
S
66
55
-
-
-
-
66
55
-
-
-
-
145.2
121
-
-
-
-
66
55
-
-
-
-
15000(630A~1250A), 11500(1600A~2000A), 11000(2500A)
12500(630A~1250A), 10000(1600A~2000A), 8000(2500A)
第 14 页 共 149 页
文件版本:17
NDW3-2500
630, 800, 1000, 1250, 1600, 2000, 2500
100%In
AC220/230/240, AC380/400/415, AC440/480,
50/60
1250,1800(XU Series)
12, 18(XU Series)
3,4
≤30
≤70
H
85
66
-
-
-
-
85
66
-
-
-
-
187
145.2
-
-
-
-
85
66
-
-
-
-
5000(630A~2000A), 4500(2500A)
3000(630A~2000A), 2000(2500A)
500(2500A)
15000,10000(XU Series)
30000、15000（XU）
HU XU
- -
- -
60 -
55 -
50 -
- 50
- -
- -
60 -
55 -
50 -
- 50
-
-
132
121
110
110
-
-
-
60
55
50
- 50