Bay

Basic Info.

Model NO.	PRNT4-40.5/16
Arc-extinguishing Medium	Oil-immersed Type
Installation	Insert
Structure	MCB
Poles Number	1
Type	Fuse
Function	Overcurrent Protection
Certification	ISO9001-2000, TUV
Usage	High Voltage Equipment
Fusing Speed	FF
HS	8535100000
Standard	Germany DIN Standard
Fusing Device	Link Break
Shape	Insert
Model No.	Prnt4-40.5/16
Transport Package	Foam Carton and Wooden Packing
Specification	40.5Kv
Trademark	Wuhuan
Origin	Xi′ an China
HS Code	8535100000
Production Capacity	80000 Per Month

Packaging & Delivery

Package Size 44.00cm * 40.00cm * 35.00cm Package Gross Weight 25.000kg

Product Description

Bay O Net tap changer switch for oil transformer This kind of switch applies to single-phase, three phase , combination oil-immersed transformer electrical power with frequency of 50HZ,,60HZ,rated voltage of 10KV,35KV,rated current of 30A ~500A; the voltage-regulating mode are: central part, terminal point neutral point, which can be directly fixed on the tank cover of the transformer, exchange under the off-circuit condition.Bay- O-Net Assembly is the brief element of oil-transformer, to protect the equipment when over-current. When install the fuse wire in it, the Bay-O-Net will provide the safe, highly efficient protection, according to the current, oil-femperature.The Bay-O-Net Assembly is suitable for current sensing fuse wire, dual sensing fuse wire, dual element fuse wire, and ELSP current-limiting backup fuse, etc.It is suitable for high-voltage power system with alternating current of 50Hz,standard voltage of 15. 5kV, current rating of 140A. It must be combining with MagnX Interrupter of ELSP Current-Limiting Backup Fuse to protect transformer from overload and short circuit.Bay-o-net Assembly is the brief element of oil-transformer, to protect the equipment when over-current. When install the fuse wire in it, the Bay-o-net will provide the safe, highly efficient protection, according to the current, oil temperature.The Bay-o-net Assembly is suitable for current sensing fuse wire, dual sensing fuse wire, dual element fuse wire, and ELSP current-limiting backup fuse,etc.

It is suitable for high-voltage power system with alternating current of 50HZ, standard voltage of 15.5kv, current rating of 140A. It must be combining with Magn X Interrupter of ELSP Current-limiting Backup Fuse to protect transformer from overload and short circuit.
1. Model and meaning :2. This product is composed of overload protection fuse and fuse holder.
2.1 Basic engineering data:

Model number	Rating current of fusible core (A)	Service enviornment	Rating breaking current (KA)
PRNT4-15.5 PRNT4-24 PRNT4-40.5	5, 6.3, 10 , 16, 25, 40, 50, 63 100, 140	in transformer oil	2.5

Note:Dual fuse maximum 63A
2.2 See picture 1 for the size and installation of the overload protection fuse

Picture 1,XRNT4-15.5 High voltage fuses for overload protection of oil immersed transformer .
2.3 See picture 2 and picture 3 for the dimension and installation of the plug-in fuse holder

3. Installation steps of fuse wire:4. Time-current characteristic curve of bay-o-net fuse as below :

Transformer capacity (KVA)	12KV power system		24KV power system		40.5KV power system
	overload fuse	Backup current limiting fuse	overload fuse	Backup current limiting fuse	overload fuse	Backup current limiting fuse
100	PRNT4-15.5/10	XRNT4-15.5/31.5	PRNT4-24/6.3	XRNT4-24/16	PRNT4-40.5/5	XRNT4-40.5/10
200	PRNT4-15.5/16	XRNT4-15.5/40	PRNT4-24/10	XRNT4-24/20	PRNT4-40.5/8	XRNT4-40.5/16
315	PRNT4-15.5/25	XRNT4-15.5/50	PRNT4-24/16	XRNT4-24/32	PRNT4-40.5/10	XRNT4-40.5/20
400	PRNT4-15.5/32	XRNT4-15.5/63	PRNT4-24/20	XRNT4-24/40	PRNT4-40.5/16	XRNT4-40.5/31.5
500	PRNT4-15.5/40	XRNT4-15.5/80	PRNT4-24/25	XRNT4-24/50	PRNT4-40.5/20	XRNT4-40.5/40
630	PRNT4-15.5/50	XRNT4-15.5/100	PRNT4-24/31.5	XRNT4-24/63	PRNT4-40.5/25	XRNT4-40.5/50
800	PRNT4-15.5/65	XRNT4-15.5/125	PRNT4-24/40	XRNT4-24/80	PRNT4-40.5/25	XRNT4-40.5/50
1000	PRNT4-15.5/80	XRNT4-15.5/150	PRNT4-24/50	XRNT4-24/100	PRNT4-40.5/31.5	XRNT4-40.5/63
1250	PRNT4-15.5/100	XRNT4-15.5/175	PRNT4-24/65	XRNT4-24/125	PRNT4-40.5/31.5	XRNT4-40.5/63
1600	PRNT4-15.5/140	XRNT4-15.5/200	PRNT4-24/80	XRNT4-24/150	PRNT4-40.5/40	XRNT4-40.5/80
2000		XRNT4-15.5/250	PRNT4-24/100	XRNT4-24/200	PRNT4-40.5/50	XRNT4-40.5/125
250					PRNT4-40.5/65	SRNT4-40.5/125

Model and meaning

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 transformer2.High voltage current limiting fuse for backup protection of oil-immersed transformer3.High voltage current limiting fuse for power transformer protection4.High voltage current limiting fuses for protection of 40.5kv transformer5.High voltage current limiting fuse for full range protection of power transformer6.High voltage current limiting fuse for protection of high voltage motor7.High voltage current limiting fuse for vacuum contactor fuse (F-C) combination appliance8.High voltage current limiting fuse for protection of voltage transformer9.High voltage current limiting fuse for power capacitor protection10.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 1-6 working days after deposit. Our factory is located in Xi'an , China . In terms of quality and strength, we are both ahead of the market . 6.We can accept payment way:TT/LC/DP /STS ORDER