VS1 24kv Indoor RMU Vacuum Circuit Breaker
VS1 12/24kV Model indoor AC high voltage vacuum circuit breaker is a type of holistic and completely sealed High Voltage switchgear, it has compact dimension and small volume. The VCB applies to power system of rated voltage 7.2~12kV, three-phase and AC 50/60Hz. It is applicable in occasions with frequent operations, acting to protect and control line and electric apparatus. The product conforms to IEC62271-100, GB1984, JB3855 and DL1403 and passes type test.
Description
VS1 24kv indoor RMU vacuum circuit breaker
VS1 Series Indoor AC High Voltage Embedded pole Vacuum Circuit Breaker is applied for indoor high voltage of rated voltage 12kV and 24kV, three phase AC 50Hz. It used for controlling and protection of transformer substation., mine firm and frequently applied to operate occasion.. The switchgear accords with the standards of IEC62271-100, IEC61439(idt GB/T 11022), GB 1984, DIN VDE 0670 and so on.
Main Features
1. It is convenient for adjustment due to the vacuum circuit breaker adopt the design of arcing chamber is located on the upper, the operating mechanism is located on the down; 2. It adopt the structure of combination of air and organic composite insulating material; 3. Simple spring operating mechanism, 10000 operating times; 4. Smooth and good self-locking performance due to lead-screw propulsion mechanism.
Cabinet width 500/550/650/800/1000mm
VCB model: Suitable for ABB/Siemens, Schneider etc. brands of VCB vacuum circuit breaker
Environmental requirements
The altitude shall not exceed 1000m;
B. the environment temperature, maximum temperature + 40 ℃, the maximum temperature of 15 ℃ (only allow - 30 ℃ storage);
C. Environmental humidity: daily average relative humidity is 95%, and monthly average relative humidity is less than 90%, Daily average saturated vapor pressure acuities were 2.2 * 10 ^ 3 mpa
Daily average saturated vapor pressure acuities were 1.8 * 10 ^ 3 mpa
D. No fire, no dangerous dressing, no serious contamination, no chemical Fuji and no violent shaking.
If there are special conditions of use, please inform the manufacturer when ordering.
The main technical parameters:
NO | Item | Units | Technical parameters | ||
1 | Rated voltage | KV | 12 | ||
2 | Rated short-duration power frequency withstand voltage | 42/48(Interphase, ground/fracture) | |||
3 | Rated lightning impulse withstand voltage | 42/48(Interphase, ground/fracture) | |||
4 | Rated frequency | Hz | 50 | ||
5 | Rated current | A | 630 1250 | 630 1250 1600 2000 2500 3150 | 630 1250 1600 2000 2500 3150 |
6 | Rated short-circuit breaking current | KA | 20/25 | 31.5 | 40 |
7 | Rated short-time withstand voltage | 20/25 | 31.5 | 40 | |
8 | Rated short circuit duration | S | 4 | ||
9 | Rated peak withstand current | KA | 50/63 | 80 | 100 |
10 | Rated short circuit closing current | 50/63 | 80 | 100 | |
11 | Secondary circuit power frequency withstand voltage (1min) |
2000 | |||
12 | Rated single / back to back capacitor group breaking current | A | 630/400(40kA:800/400) | ||
13 | Rated capacitor bank closing current | 12.5 (frequency is not greater than) | |||
14 | Mechanical life | KA | 20000 | ||
15 | Rated current breaking times (electrical life) | 20000 | |||
16 | Rated short circuit current breaking times | times | 50(40KA≤30) | ||
17 | Dynamic and static contacts allow wear cumulative thickness | mm | 3 | ||
18 | Energy storage time | s | ≤10 | ||
19 | Contact opening distance | mm
| 11±1 | ||
20 | Overtravel | 3.5±0.5 | |||
21 | Contact closing bounce time | ms
| ≤2(40KA≤3) | ||
22 | Three-phase split/closed period | ≤2 | |||
23 | Average opening speed (contacts are separated by -8mm) | m/s
| 1.2±0.2 | ||
24 | Main conductive loop resistance | 0.6±0.2 | |||
25 | Main conductive loop resistance | μΩ | ≤50(630A)≤45(1250A) ≤40 (1600,2000A)≤35 (2500A or more) | ||
26 | Rated operation sequence | 0-0.3s-Co-180s-Co | |||
CERTIFICATE
WORKSHOP
EXHIBITION
COMPANY OVERVIEW
FAQ
Q5 : Is OEM/ODM available?
A: Yes, it is! Our products can be Customized. We have design and engineer teams,we can customize products according to customers' drawing or requirements.
Q6 : You are manufacturer or trading company?
A: We are factory, As a 100% professional manufacturer with 20 year's manufacturer experience, we could produce products according to customers' requirements and we could also control the quality of products 100%.
Q7 : Can the price be negotiated?
A: Yes, the price is negotiable. It can be changed according to your quantity or package
Q8 : How about inspection?
A: We have the whole inspection system from raw material to end products include temperature rise test,salt spraying test conductor type test,mechanical life test.
Q9 : What is payment terms?
A: T.T, Paypal,Western Union,Alibaba trade assurance and L/C is acceptable. 30% T/T in advance ,70% balance before shipment.
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Welcome to inquiry
Contact information:
Jiyuan Fengyuan Electrical Equipment Co., Ltd
Sales Department
Contact person:Mr Charles Du
E-mail:fengyuan800@outlook.com
Mobile:+8618639199897(Available for whatsapp,wechat,skype)
Add:Huling industrial zone,jiyuancity,henan province,China
TEL:+86-0391-2180800
FAX:+86-0391-2180818
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