China Wholesale 12kv Ac Load Break Switch Manufacturer – ZN63A(VS1)-12 Series Of Indoor High Voltage Vacuum Circuit Breaker – Timetric
China Wholesale 12kv Ac Load Break Switch Manufacturer – ZN63A(VS1)-12 Series Of Indoor High Voltage Vacuum Circuit Breaker – Timetric Detail:
ZN63A(VS1)-12 Series of Indoor High Voltage Vacuum Circuit Breaker
General Description:
ZN63A(VS1)-12 Model indoor high voltage vacuum circuit breaker applies to power system of rated voltage 12kv as a protective and control unit for power grid equipment and industrial power equipment It can equip with KYN28(GZS1), XGN, GG-1A and other types of switchgear panels. Related products: isolated handcart, fuse handcart and voltage transformer handcart
Structural Features：
1.This series of VCB is used Integrated design for operating mechanism and VCB body with reasonable, beautiful and compact arrangement.2.This series of VCB adapted vertical insulation house against Impact due to different weather, it can effectively prevent VIS against damage by exterior factors.3.The two different installation unit of Fixed type and withdrawable type can meet the different requirements for different switchgear.
Applying Ambient Conditions:
Ambient temperature:-10℃-+40℃Relative humidity:The average humidity of a day should be no more than 95％. The average humidity of a month should be no more than 90％.Earthquake intensity: not exceed 8 degrees.Saturated vapor pressure the average pressure of a day should be no more than 2.2kPa; the average pressure of a month should be no moreThan1.8Kpa;The height above sea level:≤1000 m (Except special requirements)It should be installed in the places without fire, explosion, serious filth, and chemical erosion and violent vibration.
ZN63A(VS1)-12 Series of Indoor High Voltage Vacuum Circuit Breaker
|
NO. |
Item |
Unit |
Data |
|||
|
1 |
Rated voltage |
KV |
12 |
|||
|
2 |
Rated frequency |
Hz |
50 |
|||
|
3 |
Rated lightning impulse withstand voltage (peak) |
KV |
75 |
|||
|
4 |
Rated short-lime power frequency voltage (1 min) |
KV |
42 |
|||
|
5 |
Rated current |
A |
630、1250 |
630、1250 |
1250 、1600、 2000、2500 |
1600、2000 2500、3150 4000、5000 |
|
6 |
Rated short circuit breaking current |
KA |
20 |
25 |
31.5 |
40 |
|
7 |
Rated short circuit making current (peak) |
KA |
50 |
63 |
80 |
100 |
|
8 |
Rated short circuit duration |
S |
|
|
4 |
|
|
9 |
Rated operating sequence |
O-0.3S-CO-180S-CO 0-I80s-C0-I80s-C0 (40KA) |
||||
|
10 |
Rated single / bock Io back capacitor bank breaking current |
A |
630/400 |
|||
|
11 |
Rated short circuit current breaking time |
Times |
30 |
|||
|
12 |
Opening lime |
ms |
35-70 |
|||
|
13 |
Closing lime |
ms |
20-50 |
|||
|
14 |
Mechanical life |
Times |
10000 |
|||
|
15 |
Rated energy storage and operating voltage |
V |
AC220/11ODC220/110 |
|||
|
16 |
Contact stroke |
mm |
11 ±1 |
|||
|
17 |
Contact overtravel |
mm |
3.5 ±0.5 |
|||
|
18 |
Average closing speed |
m/s |
0.5-0.8 |
|||
|
19 |
Average opening speed |
m/s |
0.9-1.2 |
|||
|
20 |
Contact closing bounce time |
ms |
≤2 |
|||
|
21 |
Three-phase opening.dosing asynchronous |
ms |
≤2 |
|||
|
22 |
The main circuit resistance |
μQ |
≤50 (630A）≤45 (1250A） ≤35 (1600-2000A) ≤25 (more than 2500) |
|||
Main Technical Specification
Note: 1. No.11&12 are provided when needed.
2. Switchgear should be with cold wind when the rated current is 4000A.
Product detail pictures:
Related Product Guide:
continue on to further improve, to make sure product top quality in line with market and consumer standard requirements. Our firm has a excellent assurance program have already been established for China Wholesale 12kv Ac Load Break Switch Manufacturer – ZN63A(VS1)-12 Series Of Indoor High Voltage Vacuum Circuit Breaker – Timetric , The product will supply to all over the world, such as: South Korea, United Arab emirates, Hungary, We welcome customers from all over the world come to discuss business. We supply high quality solutions, reasonable prices and good services. We hope to sincerely build business relationships with customers from at home and abroad, jointly striving for a resplendent tomorrow.
By Debby from New Zealand - 2017.09.30 16:36
The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!
By Colin Hazel from Malaysia - 2018.09.23 17:37
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