Home > Products > Components Of Vitality > FZW28-12F outdoor AC boundary vacuum load switch circuit breaker/Non-PT Self-Powered Vacuum Circuit Breaker VCB Quality Choice
FZW28-12F outdoor AC boundary vacuum load switch circuit breaker/Non-PT Self-Powered Vacuum Circuit Breaker VCB Quality Choice
- 500 Set / Sets per Month
- Qingdao
- T/T
Product Details
Place of Origin: | Shandong, China | Brand Name: | GREATWALL | Model Number: | FZW28-12F |
Type: | Vacuum | Poles Number: | 3 |
Product Description
FZW28-12F ( FFK ) type user dividing vacuum load switch ( referred to as the demarcation switch ) used in outdoor column installed occasions,has manual and electric operation function. The switch body is introduced by Toshiba Co of Japan VSP5-12 technology,the switch is a maintenance-free load switch . Vacuum interrupter and SF6 gas on ground and interphase insulating medium.
This product conforms to GB3804 AC high voltage load switch: " GBT11022 " and " high voltage switchgear and controlgear standards common technical requirements " .
FZW28-12F type dividing vacuum load switch ( FZW28-12 switch and FDR-01 controller ) with fault detection function,protection and control functions and communication functions,installed in the 10kV overhead transmission line,can realize the automatic removal of single-phase grounding fault and automatic isolation of interphase short circuit fault . Mounting points for 10kV distribution line user line responsibility demarcation point, also can be applied to meet the requirements of the branch line junction.
No. | Name | Date | |
1 | Method of operation | Manual or automatic (electromagnetic) | |
2 | Rated value | Rated voltage | 12kV |
Rated current | 630A | ||
Rated short-time withstand current(4S) | 12.5 16 20 | ||
Rated closing short-circuit current(peak) | 31.5 40 50 | ||
Rated frequency | 50Hz | ||
Operating voltage | AC220V(80%~110~) | ||
3 | Power frequency withstand voltage(1min) | On the ground | 42kV |
Alternate with | 42kV | ||
Fracture | 48kV | ||
Two of | 2kV | ||
4 | Impulse withstand voltage(peak) | On the ground | 75kV |
Alternate with | 75kV | ||
Fracture | 84kV | ||
5 | Net weight | 185kg | |
6 | SF6 gas rated pressure | 0 psig concentration was above 93% | |
7 | Operationg handle power determination | 100~400N | |
8 | Main loop resistance | ≤ 500 μ Ω | |
9 | (one)closing operation | 184~220V | 1 time off 120~180 ms(220V) 400 ms the following(184V) 2 bounce time is not over 10ms 3 absorb and current (peak) and A following 4 maintain current is not more than 0.45A |
The minimum switching voltage | 120~160V | ||
(two) tripping operation | 184~220V | 1 time gate The following 1.5s 2 different period of time under 30ms | |
Minimum maintain suck and voltage | 65~85V | ||
10 | Isolating fracture and the vacuum arc-extinguishing chamber and operation time difference | 10±2 ms | |
11 | Tightness test (leak) | 0.2 Mpa gauge without gas leakAge | |
12 | Vacuum interrupters contact distance | 7~9 mm | |
13 | Vacuum interrupters contact distance | 3~3.5 mm | |
14 | Isolating distance | 25~30 mm | |
15 | Isolating distance | 6~13 mm |
a. Delivery term:
We will delivery for you after you done the full payment within 7 to 20 working days.
b. Payment:
Usually,we accept T/T, irrevocable L/C at sight ,for regular order ,we prefer 50% in advance ,50% against the copy of B/L
1.We have a professional and efficient team. Young R&D team with experienced, our team average age is 13 years and the staff longest experience in the industry field are over xxx years while the shortest one are more than 20 years.
2.Our products manufacturing process are in accordance with GB/T19001-2008 quality management system requirements and technical standards are in accordance with GB11022 / DL404 IEC60694 which could guarantee delivering time & excellent quality for the clients.
3.The price advantage: our company has established complete supplier evaluation & supervision system, strict control of production cost and strive to provide the optimized cost-effective products for clients
4.Professional and timely after-sales service: Based on all products standardized design, we can provide users with the most convenient and fast service, our 24 hours service telephone: 0086-532-80771657.
5.Team trust, cooperation, commitment, loyal customers, strict compliance and deliver on time.
Q: How do you control the quality ?
A: We have QC team comply with TQM,each step is in compliance to the standards,At the same time ,we will take photos and shoot video for you .
Q: What about lead or shipping time?
A: The lead time depends on quantity you ordered ,but generally within 40-50 days upon receipt of advance payment.
Q: How long does it take for me to get the quotation.
A: For customized products, we will quote after you provide the requested product detailes within 48 hours beacuse we need the time to calculate cost, but we will quote the soonest possible. for our standard product posted here we can quote in 24 hours.
Q: Why should I choose your company?
A: We take customers's requirments as our mission,and take each details very carefully. We have about 15 years experience for electric power business. We try to support our customers always,including delivery time,price ,pre-sale,after-sales,though We are not the best,but we are always to improve ourself and meet your needs.Choose us ,will don't make you disappointed.
Contact Us
- Qingdao Yonghuaxu Trading Co., Ltd.
- Contact nameJackie Wang
- Phone86-532-80771657
- Address901, Unit 1, Bldg. 2, Lvdao Jiayuan, No. 16, Fuzhou South Road, Shinan Dist., Qingdao,Shandong
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