Heavy Duty Circuit Breaker for 33kv Power Systems and Safety

• Customization: Available
• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Electric Type
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: Vacuum
• Installation: Fixed
• Poles Number: 3
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection), RCCB
• Certification: ISO9001-2000, CE, CCC
• Rated Current: 1250
• Rated Voltage: 11kv 22kv 33kv
• Mechanical Life: M2
• Electric Life: E2
• Transport Package: Export Standard Wooden Case
• Specification: Customizable
• Trademark: chaotai
• Origin: Zhejiang, China
• HS Code: 8537209000
• Production Capacity: 500 Pieces/Week

Product Description

Product Description

Discover the essential role of the vacuum circuit breaker, a pivotal electrical switching device at the heart of modern power systems.
The term 'vacuum circuit breaker' originates from its arc-quenching medium: a high-vacuum environment that boasts outstanding insulation properties. Upon opening to interrupt the current, an arc is formed, but in this breaker, it's swiftly extinguished. This is thanks to the rapid contact mechanism and the vacuum's impressive dielectric recovery strength, ensuring quick and efficient operation.
With a straightforward yet robust design, vacuum circuit breakers comprise fixed and moving contacts, an arc-control device, and an insulating enclosure. These contacts are crafted from materials known for excellent conductivity and erosion resistance, allowing them to endure the intense heat and energy of the arc during use.

Renowned for their versatility, these circuit breakers are indispensable in power distribution networks, from substations to industrial grids. Their high-speed operation reliably cuts off fault currents, safeguarding electrical equipment from the damaging effects of short circuits and overcurrents. With longevity and minimal maintenance requirements, they present a cost-effective solution for numerous electrical systems.

Rated Capacity	Voltage Combination			Connection Symbol	Off-load Loss(KW	On-load Loss(KW)	Short Circuit Impendance(%)	Impendance	Weight(KG)		Dimensions(mm)
KVA	High Voltage	Tapping Range	Low			(75ºC)		(%)	Oil	Total	Length	Width	Height
	(KV)	(%)	Voltage
			(KV)
30	20	±5	0.23	Dyn11	0.1	0.66	2.1	5.5	90	345	860	565	1000
50			0.38	Yyn0	0.13	0.96	2		105	415	895	590	1040
63	22	±2×2.5	0.4		0.15	1.145	1.9		110	520	889	630	1055
80			0.44		0.18	1.37	1.8		120	530	890	690	1070
100	24		0.48		0.2	1.65	1.6		135	565	925	670	1090
125			0.6		0.24	1.98	1.5		130	670	1045	680	1110
160					0.29	2.42	1.4		145	680	1135	715	1140
200					0.33	2.86	1.3		160	790	1220	790	1170
250					0.4	3.35	1.2		175	895	1290	855	1200
315					0.48	4.01	1.1		220	1150	1375	910	1250
400					0.57	4.73	1		220	1225	1420	950	1260
500					0.68	5.66	1		290	1525	1540	1035	1260
630					0.81	6.82	0.9	6	335	1885	1625	1110	1340
800					0.98	8.25	0.8		430	2335	1880	1050	1360
1000					1.15	11.33	0.7		575	2610	1800	1050	1550
1250					1.35	13.2	0.6		490	2770	1825	1285	1540
1600					1.63	15.95	0.6		755	3705	1905	1340	1540
2000					1.95	19.14	0.6		910	4355	1970	1395	1640
2500					2.34	22.22	0.5		990	4865	2095	1445	1840

Main product

Company Profile

Zhejiang ChaoTai Complete Equipment Co., Ltd., a trailblazing high-tech enterprise, is dedicated to advancing electrical integration. Our team, composed of seasoned professionals with over 15 years of industry expertise, excels in R&D, production, and service.
Our diversified product line includes high-voltage solid-state soft starters, capacitor cabinets, high and low voltage switchgear, gas-insulated switchgear, and substations. These products are integral to sectors such as energy, chemical industries, metal smelting, power grids, industrial manufacturing, academia, medical and pharmaceuticals, municipal commerce, water management, transportation, and residential domains.
We champion innovation and a 'smart manufacturing' philosophy, attracting top-tier technical talent to fortify our competitive edge. Our mission is to deliver unparalleled value to our clientele and to sculpt the industry's premier brand. Since our inception, we have transformed from obscurity to industry excellence. We embrace a modern business ethos: quality ensures survival, market orientation drives growth, reputation fosters development, and management boosts efficiency. Our commitment to 'technology-driven direction, standardized management, superior quality, and customer satisfaction' is unwavering. We aim to heighten our market standing and serve China's electrical power and grid sectors with unrivaled goals. Integrity remains our foundation, quality our priority, service our hallmark, and customer satisfaction our perpetual aim. Our pursuit of excellence, relentless innovation, and dedication to building a reliable brand are our steadfast objectives. Your trust fuels our journey. We extend our heartfelt gratitude to our loyal customers and invite you to join us in crafting a brighter tomorrow.

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.