15kv Power Line Distribution Porcelain Thermal Fuse Cutout

As a expert manufacture to produce 15kv power line distribution porcelain thermal fuse cutout, Wenzhou XiFa Electric Power Equipment Co., Ltd strictly execute relative requirement according to ISO 9001 quality management system. Each of main components such as Insulators, copper parts, fuse tubes, and hardware will be 100% inspected before entering the warehouse. Ever more, inspectors will check the producing process is executed as same as the stipulated. Each of 15kv power line distribution porcelain thermal fuse cutout will have a series factory test to match the requirement from terminal users.

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Product Description

A 15kv power line distribution porcelain thermal fuse cutout is a type of medium voltage protective device known for its simple design, budget friendly, and high reliability. It operates using a cut out fuse mechanism. when a short circuit or overload occurs, the fuse element melts quickly to disconnect the circuit and to protect electrical equipment from damage.

Main advantages of 15kv power line distribution porcelain thermal fuse cutouts include:

1. Simple structure.

The device has a straightforward mechanical design without complex electronic components or control systems, making it easy to manufacture, install, and maintain.

2. Low cost.

Compared with other types of medium voltage protection equipment, 15kv power line distribution porcelain thermal fuse cutouts are much more economical and cost effective.

3. High reliability.

With few moving parts and minimal maintenance requirements, these fuses offer stable performance and long operational life, ensuring dependable circuit protection.

15kv Power Line Distribution Porcelain Thermal Fuse Cutout

Technical Parameter:

Mode Number		Max. Working Voltage	Rared Current	Breaking Current	Impulse Voltage	PFWV (1 min)	Creepage Distance
		kV	A	A	kV	kV	mm
PRW10-15		17.5	100	10000	95	45/40	≥ 400
		17.5	200	12000	95	45/40	≥ 400
Service Conditions
Ambient Temperature				−40 °C to +40 °C
Average temperature over 24 h				≤ +30 °C
Relative humidity				daily average ≤ 95%, monthly average ≤ 90%
Altitude	Standard design			≤ 1000 m above sea level
	High altitude applications			2000 m to 4000 m
Withstands wind speed				≤ 35 m/s
Seismic Intensity				≤ 8 degrees
Pollution Level	Standard design			suitable for pollution level I to II areas
	Heavy polluted environments			suitable for pollution level III to IV areas

Product FAQ:

Q: What is the difference between a 15kv porcelain and a 15kv polymer fuse cutout?

A: 15kv Porcelain cutouts offer excellent mechanical strength, high surface hardness, and superior resistance to UV and contamination. 15kv Polymer cutouts are lighter and more resistant to shattering, but it may age faster in high temperature or polluted environments. Porcelain remains the preferred material for long term reliability in harsh climates.

Q: How is the fuse link selected to a 15kv power line distribution porcelain thermal fuse cutout?

A: The fuse link rating must be selected combined with the full load current of transformer and the short circuit capacity of the system. For example, a 100 kVA transformer on a 15 kV system typically uses a 10 A to 12 A fuse link.

Q: Can the 15kv power line distribution porcelain thermal fuse cutout be used as an 15kv isolating switch?

A: Yes. When used with a hot stick, the fuse holder can be manually opened and removed, which can provide a visible break in the circuit. However, it shall not be used to interrupt load current unless specifically rated for load breaking operation.

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