Product Description
vacuum load switch combination units, for three-phase AC 50Hz ring network power and industrial power equipment for load control and short circuit protection purposes, load switch division and load, closed Loop current, no load transformer cable charging current. Switchgear can be up to the rated short-circuit breaking current of any current. Fracture separation using direct-action and vacuum arc chamber linkage. With manual and electric functions.
Main application
FZN25, FZRN25 type vacuum load switch and composite apparatus, suitable for three-phase AC 50Hz ring network or terminal power supply and industrial electrical equipment, for load control and short circuit protection use, load switch open and close the closed loop current, no-load transformer and cable charging current,composite apparatus can break any current till rated short circuit current.
Adopt the straight move or isolating fracture and vacuum interrupter linkage. With
function of manual and electric operation.
FZN25, FZRN25 special transmission structure design, arc extinguish chamber only
withstand voltage in the moment of closing and breaking, small size, low price.
FZN25, FZRN25 can realize isolation fracture and arc extinguish chamber fracture
disposable operating.
FZN25, FZRN25 has a grounding switch mutual linkage grounding valve between the
static contact and movable conductive cylinder, ensures safety and convenient
maintenance.
Product Parameters
| NO. |
Item |
Unit |
Value |
| FZN25-12D/T630-20 |
FZRN25-12D/T125-31.5 |
| 1 |
Rated voltage |
KV |
12 |
| 2 |
Rated frequency |
HZ |
50 |
| 3 |
Rated current |
A |
630 |
125 |
| 4 |
Rated dynamic(peak value) |
KA |
50 |
|
| 5 |
seconds heat stable current |
KA |
20 |
|
| 6 |
The rating active the breaking current |
A |
630 |
|
| 7 |
Rated closed loop breaking current |
A |
630 |
|
| 8 |
Rated cable charge breaking current |
A |
10 |
|
| 9 |
Rated breaking iding trandformer capacity |
KVA |
1600 |
|
| 10 |
Rated shift electric current |
A |
|
2000 |
| 11 |
Fuse model |
|
|
SDLAJ-12 SFLAJ-12 |
| |
| 12 |
Ram output energy |
J |
2~5(Middle grade) |
| 13 |
Rated short circuit making electric current |
KA |
50 |
| 14 |
Earthing switch rated peak withstand current |
KA |
50 |
| 15 |
Earthing switch 2s thermal stable current |
KA |
20 |
| 16 |
Auxiliary loop rated voltage |
V |
~220 ~110 |
| 17 |
Mechanical life |
Time |
10000 |
| No. |
Item |
unit |
Parameters |
| |
|
|
FKN12A-12D |
FKN12A-12RD |
| 1 |
rated voltage |
KV |
12/24/35 |
| 2 |
rated frequency |
Hz |
50 |
| 3 |
rated current |
A |
630 |
| 4 |
rated short time power frequency voltage tolerance(1min) |
phase to phase |
KV |
42 |
|
| Isolated fracture |
48 |
|
| 5 |
rated lightning impulse voltage tolerance |
phase to phase |
75 |
|
| Isolated fracture |
85 |
|
| 6 |
rated short time withstand current(thermal steadily) |
loading switch |
KA |
20 |
N/A |
| earthing switch |
20 |
N/A |
| 7 |
rated short circuit duration (thermal steady) |
loading switch |
S |
4 |
N/A |
| earthing switch |
2 |
| 8 |
rated short circuit closing current(peak) |
KA |
50 |
N/A |
| 9 |
rated breaking current |
active loading |
KA |
630 |
N/A |
| closed looping |
630 |
N/A |
| 5% active loading |
31.5 |
N/A |
| cable charging |
10 |
N/A |
| 10 |
breaking transformer capacity in unloading |
KVA |
1250 |
| 11 |
rated short circuit closing current(peak) |
KA |
N/A |
31.5 |
| 12 |
Rated transfer current |
A |
N/A |
1200 |
| 13 |
Mechanical life |
Times |
2000 |
| 14 |
Impact energy output |
J |
N/A |
1+0.5 |
Company Profile
Zhejiang ChaoTai Complete Equipment Co., Ltd. is a high-tech enterprise focused on the field of electrical integration. We have a professional R&D, production, and service team with over 15 years of industry experience.
Our main products include high-voltage solid-state soft starters, capacitor cabinets, high and low voltage switchgear, gas-insulated switchgear, and substations. Currently, our products are widely used in various fields such as energy and chemical industries, metal smelting, electric power grids, industrial manufacturing, universities and research institutions, medical and pharmaceutical sectors, municipal commerce, water conservancy and hydropower, road traffic, and commercial and residential areas.
We adhere to technological innovation and the development philosophy of "smart manufacturing," vigorously introducing high-level technical talents to comprehensively enhance the company's core competitiveness, while providing the most valuable services to our customers and striving to build the best brand in the industry. Since its establishment, the company has continuously made progress, evolving from nothing to something, and from something to excellence. We insist on innovation and follow a modern business path of survival through quality, market-oriented, development through reputation, and efficiency through management." We are committed to "technology as the guide, standardized management, excellent quality, and customer satisfaction" in our quality and technical talent management, enhancing the company's market competitiveness, and striving to serve the transmission and distribution fields of China's electric power and grid with faster, stronger, and higher goals. Integrity is fundamental, quality is paramount, service is supreme, and customer satisfaction is our eternal tenet. Pursuing excellence, continuous innovation, and puilding a trustworthy brand are the company's unwavering development goals. Your recognition is our driving force. We thank all our new and old customers for their support and affection, and Senhang Technology looks forward to working hand in hand with you to create a better future.
Our Advantages
Certifications
After Sales Service
Packaging & Shipping
FAQ
Q1. Are you a factory or trading company?
A.We are a factory.
Q2. Where is your factory located? How can I visit there?
A. Our factory is located in Wenzhou City, Zhejiang Province, China. You can fly to Longwan airport directly. All our clients,from home or abroad, are warmly welcome to visit us!
Q3. What's the payment term?
A. We accept TT. 30% deposit and 70% before shipment, Western Union, L/C At Sight is ok! We'll l show you the photos of the products and packages before you pay the balance.
Q4. Tell me the standard of package? What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons, If vou have leaallyl registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q5. Would you accept to use our logo?
A. If you have good quantity,it absolute no problem to do OEM.
Q6. How about the transport?
A. If the number of aoods is small we usually use TNT.DHL.FEDEX.EMS and some express voull offered. If the number of the goods is big usually we use the FWD you offered or we provided. Either by sea or by air is OK.
Q7. What is your Production lead time /delivery time?
A: Generally, it will take 25 to 30 days after receivina vour advance payment.
The specificl delivery time depends on the items and the quantity of your order. Silicone rubber's reqular product is 1,000/ week, Porcelain's need 2-3 weeks about 1000 pcs.
Q8. How do you make our business long-term and good relationship?
A:l. We keep aood auality and competitive price to ensure our customers benefit:
A: 2. We respect every customer as our friend and we sincerely do business and make friendsl with them, no matter where they come from.
A: 3.Most goods we have the type report according the IEC STANDARD
Q9. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the courier cost.
Q10. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q11. What is your terms of delivery?
A: EXW, FOB, CFR, CIF.
Q12.What certificates do you have?
A:ISO9001,OHSAS18001,ISO14001 certificate and Type test report of product.
Audited Supplier 
){kind=link}