Load Switch Elsp Fuse Current Limiter Fuse 7.2KV-24KV Overcurrent Protection

High Voltage Load Switch Fuse Elsp Fuse Current Limiting Fuse Backup Fuse

Product Description

This product is suitable for indoor AC 50HZ, rated voltage 7.2KV-24KV power system, as transformer and other power equipment overload or short circuit protection components. And can be used with other protective appliances (load switch, vacuum contactor). This type of fuse can reliably break any fault current between 2.5-5 times the rated current of the fuse and 50KA under the specified service conditions.

1.Model and meaning :

Domestic model	International model	Rating voltage(KV)	Current of fuse wire (A)	Size (mm)	Breaking current(KA)
XRNT1-12	SDLDJ	12	2, 3.15, 6.3, 10, 16, 20, 25, 31.5, 40, 50	Ø51*292	50KA
	SFLDJ	12	50, 63, 71, 80	Ø66*292
	SKLDJ	12	100, 125	Ø76*292
	SQLDJ	12	160, 200	Ø88*292
	SQLDJ	12	224, 250, 315	Ø88*442
		12	315, 355	Ø125*442
XRNT1-24	SDMDJ	24	6.3, 10, 16, 20, 25, 31.5	Ø51*442	50KA
	SFMDJ	24	40, 50, 63, 71, 80	Ø76*442
	SQMDJ	24	100, 125	Ø88*442	40KA
The insulating property of 12kv : phase to ground 42KV
The insulating property of 24kv : phase to ground 60KV

2. The dimmension of fuse and installation size chart :

Fuse specification(mm)	L	A	B	C	D	H	G	F	Ød
XRNT1-12	292	450	322	150	454	160	483	203	13
XRNT1-12	442	600	472	270	604	160	633	203
XRNT1-24	442	600	472	270	604	285	633	350

3.Time&current characteristic curve
High voltage current limiting fuses for transformer protection

model		Rated voltage Un(kV)	Rated current of melt In(A)	Fuse tube size φxC(mm)	note
XRNT	SDL.J	7.2	6.3,10,16,20,25,31.5,40,50	Φ51*292	T hat
XRNT	SDL.J	7.2	63,71,75,80,100,125	Φ76*292	T hat
XRNT	SDL.J	7.2	160,200,250,315	Φ88*292	T hat
XRNT	SDL.J	7.2	100,200,125,160	Φ76*442	T hat
XRNT	SDL.J	12	6.3,10,12.5,16,20,25,31.5,40	Φ51*292	T hat
XRNT	SDL.J	12	50,63,71,75,80,100,125	Φ76*292	T hat
XRNT	SDL.J	12	160,200,250,315	Φ88*292	T hat
XRNT	SDL.J	12	6.3,10,12.5,16,20,25,31.5,40	Φ51*442	T hat
XRNT	SDL.J	12	50,63,80,100,125	Φ76*442	T hat
XRNT	SDL.J	12	100,200	Φ88*442	T hat
XRNT	SDL.J	24	6.3-31.5	Φ51*442	T hat
XRNT	SDL.J	24	40-125	Φ76*442	T hat
XRNT	SDL.J	40.5	2,3.15,6.3,10,16	Φ51*537	T hat
XRNT	SDL.J	40.5	20,31.5,40	Φ76*537	T hat
XRNT	SDL.J	40.5	50,63	Φ88*537	T hat
XRNT	SDL.J	40.5	50,63	Φ76*650	Flat caps

Xi 'an Wuhuan Special Fuse Co., Ltd. is a high-technology manufacturer company established by Wuhuan Electric Group in Xi 'an, Shaanxi Province, China's high voltage electric production base in 2000. It Mainly engaged in the development, design, manufacture, sales and service of fuses and other high voltage appliances. The main products of the company are high-voltage current limiting fuses, which are used in indoor 50HZ/60HZ power systems with rated voltage of 3.6-40.5KV. As American power transformer, Europe type power transformer, high voltage motor, voltage transformer, power capacitors and other electric equipment overload and short circuit protection, and in other appliances such as: load switch, vacuum contactor etc, protection circuit and complete sets of electrical equipment from damage by excessive overload current and short circuit current. The company has high-quality technical personnel, professional fuse manufacturing and testing equipment and advanced modern enterprise management concept, its product categories, production scale and sales revenue are growing at a high speed. Wuhuan Company implements ISO9001:2000 quality system standard, uses MCAD development and design, with the help of Intuitive ERP and advanced testing equipment to ensure the reliability of production and high quality products. All the products have passed the type test of the national high voltage electrical apparatus quality supervison and inspection center ,and are in line with the national GB/T15166.2 standard and IEC60282 standard of the International Electrotechnical Commission.

New products:

SDLDJ and SFLDJ & SDMDJ full-range protection high-voltage current limiting fuses developed by our company are mainly used for overload and short-circuit protection of domestic power generation transformers. This series of products complete specifications, rated current up to 100A, products have passed the national high voltage electrical quality supervision and inspection center type test.

Quality standards of the company:

We fully implement GB/T15166.2 and IEC60282(International Electrotechnical Commission) technical standards, product quality in line with the British BS standard, German DIN standard. Rigorous design, advanced technology, timely service, the company's quality system for the implementation of the quality policy to provide a full guarantee.

Our products:

1.High voltage fuse for overload protection of oil-immersed transformer

2.High voltage current limiting fuse for backup protection of oil-immersed transformer

3.High voltage current limiting fuse for power transformer protection

4.High voltage current limiting fuses for protection of 40.5kv transformer

5.High voltage current limiting fuse for full range protection of power transformer

6.High voltage current limiting fuse for protection of high voltage motor

7.High voltage current limiting fuse for vacuum contactor fuse (F-C) combination appliance

8.High voltage current limiting fuse for protection of voltage transformer

9.High voltage current limiting fuse for power capacitor protection

10.XRNT-15.5Q Full-range high-voltage current limiting fuse for transformer protection (integral)

11.Full range high voltage current limiting fuse for XRNT-40.5Q transformer protection (integral)

1.Are you manufacture?
We are a professional factory with more than 20 years of experience,Our projects supplied to Airprot/Subway/Railway/power station.

2.What is your technical advantages?
Our engineers worked in the power distribution industry field for 20~30 years.In particular, in non-standard customization of electric field, High altitude, non-standard voltage frequency field.

3.What is your price advantages?
we have 5 branch factories for electric components,all raw materials are one stop shopping,so we can save the value for you!

4.How about your quality advantage?
We are 100% guarantee the quality for 3 years, provide 5% free rate of change.

5.How about your delivery time?
The delivery time with 7-10 working days after get your deposit.Our factory is located in Xi'an ,China., we are both ahead of the market in quality and strength.

6.We can accept payment way:

TT/LC/DP /STS ORDER

Xi'an Wuhuan Special Fuse Co., Ltd., founded in 2001 in Xi'an, Shaanxi Province, is an early high-tech enterprise specializing in the development, production, and sales of high-voltage current limiting fuses in China. The company is located at No. 15 Zhenxing North Road, Fengjing Industrial Park, Huayi District, Xi'an City, Shaanxi Province.

Since its establishment, our company has experienced 20 years of scientific and stable development. Our technical strength and excellent product quality have been widely supported and recognized by users in the power and electrical industry. Our long-term cooperation with customers of all sizes has spread throughout the country. Our company adheres to the ISO9001 quality management system and strictly implements product standards in accordance with national standards. All high-voltage current limiting fuse product categories have passed the type test of the National High Voltage Electrical Equipment Quality Supervision and Inspection Center, and have obtained an inspection qualification report.

Our company currently has a total of 45 employees, including 5 senior engineers and 20 medium to senior technicians. The company's factory area covers an area of over 20 acres, with a factory area of 4000 square meters. It has two sets of domestically advanced fuse production lines and an annual production capacity of over 200000 high-voltage fuses.

Our company is particularly skilled in designing and producing non-standard and non-standard high current high-voltage current limiting fuse products for customers with special requirements. Over the years, we have solved many technical problems for customers, and we have also filled many domestic technical gaps in the field of non-standard and non-standard high current high-voltage fuses.

Xi'an Wuhuan focuses on innovative technology! Welcome new and old users to visit our company for inspection, visit, and guidance. Thank you to new and old users for choosing Xi'an Wuhuan products. Xi'an Wuhuan is your trusted partner for cooperation and supporting!