Fuse Base 690V 250A

Description：

The NT1 fuse base is a type of infrastructure used to mount fuses. It is usually made of high temperature resistant materials to ensure that the fuse is securely fastened to the base while it is in operation.NT1 fuse bases are usually available in standard sizes to accommodate various types of fuses. They are typically installed in electrical systems to protect circuits from overloads and short circuits.NT1 fuse bases are widely used in industrial and commercial applications and are an important part of electrical systems.

This high-current fuse holder is engineered to handle elevated load conditions in industrial power systems.

🔹 Key Technical Knowledge

Current range: Industrial-level
Fuse compatibility: Large cartridge fuses
Thermal design: Heat-resistant materials
Application: Power feeders
Manufacturer role: Industrial fuse holder factory

🔹 Why choose this fuse holder?

Stable performance under heavy load
Strong terminal conductivity
Long service life

🔹 OEM & Manufacturing Advantage

Bulk industrial orders and technical customization are supported.

🔹Use Cases / Industries

Heavy industrial control cabinets
Commercial power distribution panels
Machine tools and automated assembly lines
Electrical panel OEM production

No.	Product model	Model,size and specification of applicable fuse Fnk	Rated insulation Voltage (V)	Rated current (A)	Overall dimension (mm)
					A	B	D	E	H	φd
18033	RT16-1	RT16-1 NT1 NH1	690	250	200	175	58	30	84	10.5
18034	RT16-2	RT16-2 NT2 NH2	690	400	225	200	60	30	100	10.5
18035	RT16-3	RT16-3 NT3 NH3	690	630	250	210	60	30	105	10.5

Description

The NT1 fuse base is a type of infrastructure used to mount fuses. It is usually made of high temperature resistant materials to ensure that the fuse is securely fastened to the base while it is in operation.NT1 fuse bases are usually available in standard sizes to accommodate various types of fuses. They are typically installed in electrical systems to protect circuits from overloads and short circuits.NT1 fuse bases are widely used in industrial and commercial applications and are an important part of electrical systems.

Application

NT1 fuse bases are widely used in industrial and commercial applications and are an important part of electrical systems.

FAQ

1. What is a heavy-duty DIN rail fuse holder?
A heavy-duty DIN rail fuse holder is designed to secure large or mid-range cartridge fuses on a 35 mm DIN rail, providing reliable mechanical and electrical connection in demanding environments.

2. What types of fuses are supported?
This holder typically supports cylindrical fuses (e.g., 14×51mm / 22×58mm) rated for higher current and voltage applications.

3. What protection purpose does it serve?
By housing a fuse securely, it ensures that during overload or short circuits, the fuse can interrupt current and protect the rest of the electrical system.

4. What materials are used in construction?
It uses high-temperature thermoset plastics and corrosion-resistant terminals, giving excellent insulation and mechanical stability.

5. How is this product customized?
As a fuse holder manufacturer and factory, we support OEM/ODM customization of color, labeling, and terminal styles to match system requirements.

6. What safety standards should this type meet?
Holders are typically designed to meet IEC60269 and regional wiring safety norms to ensure durability and safety.