HUW1
Series Intelligent Universal Circuit Breaker
4
5
Technical Parameters and Performance of the Circuit Breaker
5.1
Technical parameters and performance
Type and shell frame current
I
nm
HUW1-1000
HUW1-2000
HUW1F-2000
HUW1PVA-2000
HUW1-3200
HUW1F-3200
HUW1PVA-3200
HUW1-4000
HUW1-6300
Rated current I
n
(A)
200, 400, 630,
800, 1,000
630, 800, 1,000,
1,250, 1,600,
2,000
2,000, 2,500,
2,900, 3,200
2,500, 2,900,
3,200, 4,000
4,000, 5,000,
6,300
Neutral rated current I
N
(A)
100%In
100%In
100%In
100%In
50%In
Rated working voltage U
e
(V)
AC 400/690
Frequency
50 Hz
Number of poles
3P/4P
Rated impulse withstand
voltage U
imp
(kV)
AC 12
Rated insulation voltage U
i
(V)
AC 1,000
Power frequency withstand
voltage (V)
AC 3,500
Rated ultimate
short-circuit
breaking
capacity I
cu
(kA)
AC 400 V
42
85
100
100
120
AC 690 V
20
50
65
70
85
Rated operating
short-circuit
breaking
capacity I
cs
(kA)
AC 400 V
30
65
65
100
100
AC 690 V
15
50
50
70
75
Rated
short-time
withstand
capacity I
cw
/
1
s
(kA)
AC 400 V
30
65
65
100
100
AC 690 V
15
50
65
70
85
Use category
B
Full breaking time (without
additional delay)
≤
30 ms
Closing time
≤
70ms
Electrical life
(times)
≤2,500 1 time/
3 min
>2,500 1 time/
6 min
400V
15,000
8,000
6,000
5,000
3,500
690V
6,000
6,000
5,000
3,500
2,000
Mechanical life
(times)
≤2,500 1 time/
3 min
>2,500 1 time/
6 min
Maintenance
free
20,000
20,000
15,000
12,500
10,000
With
maintenance
30,000
30,000
25,000
20,000
20,000
Mechanical life of drawer seat
(times)
1 time/2 min
1,000
1,000
1,000
600
300
Incoming mode
Top-in or bottom-in
Flashover distance (mm)
0
Mounting mode
Fixed or drawer
Drawer
Wiring method
Horizontal or vertical
Horizontal
Note:
The mechanical life
“
1 Time
”
of drawer seat means that the circuit breaker body is moved from "Disconnection" to
"Connection" and then to "Disconnection" position through cranking in the drawer seat.