。High-voltage AC vaccum contactor
。Designed code
。Rated voltage(kV)
。Latching mode:J—machanical latch; D—electrical latch
。G—high altitude; Y—movable type; None—basic type
JCZ5-12KV Vacuum Contactor
General Description:
VCZ5-7.2,12/400,630 series vacuumcontactor is used in an AC. 50-60 Hz electric power system, with rated working voltage is 7.2Kv and 12kV, and rated current of 400A,630A, for direct or romote on-off control and circuit-breaking control of the of the main load. It is especially suitable for the frequently operated electric control applications such as electric motors, transformer, etc. This series adopts integrated framework, before-and-after layout between the main circuit and controlling circuit, adopts electrical latch or machanical latch, and vacuum interrupter with ceramic shell.
Main Specifications:
1. High-voltage AC vaccum contactor
2. Designed code
3. Rated voltage(kV)
4. Latching mode:J—machanical latch; D—electrical latch
5. G—high altitude; Y—movable type; None—basic type
6. Rated current(A)
7. Rated short-time withstand current(kA)
8. Vaccum shell materials: T—ceramic
Technical Data:
NO. |
Parameters |
Unit |
Value |
||||||
JCZ5-7.5J/D-630/400/250 |
JCZ5-12J/D-630/400/250 |
||||||||
1 |
Rated Voltage |
kV |
7.2 |
12 |
|||||
2 |
Rated Current |
A |
630 |
400 |
250 |
630 |
400 |
250 |
|
3 |
Rated closing current (rms) |
A |
6300 |
4000 |
2500 |
6300 |
4000 |
2500 |
|
4 |
rated breaking current |
5040 |
3200 |
2500 |
5040 |
3200 |
2500 |
||
5 |
4S thermal current |
6300 |
4000 |
2500 |
6300 |
4000 |
2500 |
||
6 |
Limit breaking current |
6300 |
4000 |
2500 |
6300 |
4000 |
2500 |
||
7 |
Power frequency withstand voltage |
kV |
32 |
42 |
|||||
8 |
operating frequency |
Times/h |
300 |
||||||
9 |
Electric life time |
AC-3 |
×104 Times |
25 |
|||||
AC-4 |
10 |
||||||||
10 |
Mechanical life |
30 |
|||||||
11 |
Rated operating voltage |
V |
AC110/220 |
||||||
12 |
Closing coil pull current |
A |
≤ DC6/3 |
||||||
13 |
Holding coil holding current |
D:DC0.32/0.16 |
|||||||
14 |
Shunt trip coil current |
J:DC2.5/1.3 |
NO. |
Parameters |
Unit |
Value |
|
JCZ5-7.2J/D-630/400/250 |
JCZ5-12J/D-630/400/250 |
|||
1 |
contact distance |
mm |
4.5+1.0/-0.5 |
6+1.0-0.5 |
2 |
contact overtravel |
1.5±0.5 |
||
3 |
Average closing speed |
m/s |
0.1~0.25 |
|
4 |
Average opening speed |
0.3~0.6 |
||
5 |
3 Phase closing - opening period |
ms |
≤ 2 |
|
6 |
Closing time / opening time |
≤ 150/ ≤ 150 |
||
7 |
Each phase conductive loop resistance(20oC) |
Ω |
≤ 250 |
Model |
Rated voltage (V) |
Rated current main circuit(A) |
Main contact parameters |
Power frequency coltage resistance V(effective value) |
|||||
Main circuit |
control circuit |
Distance (mm) |
Overtravel(mm) |
Final pressure(N) |
Mian circuit |
Auxillary circuit |
Control circuit |
||
JCZ5-7.5D(J)/160 |
7200 |
100,220 |
160 |
4.5±0.5 |
1.5±0.5 |
>85N |
32000 |
2500 |
2000 |
JCZ5-7.5D(J)/250 |
7200 |
100,220 |
250 |
4.5±0.5 |
1.5±0.5 |
>85N |
32000 |
2500 |
2000 |
JCZ5-7.5D(J)/400 |
7200 |
100,220 |
400 |
4.5±0.5 |
1.5±0.5 |
>85N |
32000 |
2500 |
2000 |
JCZ5-7.5D(J)/630 |
7200 |
100,220 |
630 |
4.5±0.5 |
1.5±0.5 |
>85N |
32000 |
2500 |
2000 |
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