3211249

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The Phoenix Contact 3211249 is a high-quality fuse modular terminal block designed for efficient and reliable electrical connections. This component is engineered to accommodate a cartridge fuse insert measuring 10.3 x 38 mm, making it suitable for a wide range of applications. With a robust design, it supports a conductor cross-section ranging from 1.5 to 25 mm², and is compatible with AWG sizes 16 to 4. The terminal block is crafted from durable insulating material, ensuring a high level of safety and performance. It features a built-in LED indicator that provides a clear visual signal when a fuse has blown, facilitating quick maintenance and reducing downtime. The Phoenix Contact 3211249 is ideal for protecting photovoltaic (PV) lines, offering dielectric strength up to 1000 V DC. Its compact design, with a width of 18 mm, allows for efficient use of space in electrical panels. This terminal block is a reliable choice for professionals seeking a dependable solution for electrical circuit protection.
Specification Description
Part Number 3211249
Manufacturer Phoenix Contact
Part Name Fuse Modular Terminal Block
Model UK 10,3 HESILED 1000V
Nominal Voltage 1000 V (determined by the fuse)
Nominal Current 30 A (determined by the fuse)
Fuse Type Midget / 10.3 x 38 mm
Connection Method Screw connection
Conductor Cross Section 1.5 - 25 mm² (solid and stranded)
Conductor Cross Section (AWG) 16 - 4
Width 18 mm
Length 81 mm
Height (NS 35/7.5) 65.5 mm
Height (NS 35/15) 73 mm
Insulating Material PA (Polyamide)
Inflammability Class UL 94 V0
Rated Surge Voltage 6 kV
Pollution Degree 3
Surge Voltage Category III
Insulating Material Group IIIb
LED Indicator Yes, indicates blown fuse
Colour Black
Number of Levels 1
Number of Connections 2
Country of Origin Germany

The Phoenix Contact 3211249 is a robust fuse modular terminal block designed for high-voltage applications up to 1000 V. It features a convenient LED indicator to signal when a fuse has blown, ensuring quick maintenance and system reliability. With a compact width of 18 mm, it accommodates a wide range of conductor sizes, making it versatile for various electrical installations. The terminal block is constructed from durable polyamide material, offering excellent insulation and a high inflammability class rating. Ideal for protecting photovoltaic lines, this component is a reliable choice for demanding electrical environments.

What type of component is this?

This is a fuse modular terminal block designed for use in electrical systems.

What is the primary function of this part?

The primary function of this part is to provide a secure connection point for fuses in electrical circuits, with an LED indicator to show when a fuse has blown.

What are the dimensions of this terminal block?

The terminal block has a width of 18 mm, a length of 81 mm, and a height of 65.5 mm when mounted on a NS 35/7.5 rail.

What is the maximum voltage rating for this terminal block?

The terminal block is rated for a nominal voltage of up to 1000 V, determined by the fuse used.

What is the maximum current capacity of this terminal block?

The maximum load current for this terminal block is 30 A, depending on the fuse used.

What type of fuses can be used with this terminal block?

This terminal block is compatible with midget fuses or 10.3 x 38 mm cartridge fuses.

What is the connection method for this terminal block?

The terminal block uses a screw connection method for secure and reliable connections.

What is the stripping length required for the conductors?

The stripping length required for the conductors is 12 mm.

What materials are used in the construction of this terminal block?

The terminal block is made from PA insulating material, which is classified as V0 for inflammability according to UL 94 standards.

What are the conductor cross-section specifications for this terminal block?

The terminal block supports conductor cross-sections ranging from 0.75 mm² to 25 mm² for both solid and stranded conductors.

  • Protecting photovoltaic (PV) lines in solar power systems.
  • Indicating blown fuses in electrical circuits.
  • Providing overcurrent protection in industrial electrical installations.
  • Facilitating safe and efficient electrical connections in control panels.
  • Supporting modular electrical system designs with fuse integration.
  • Enhancing safety in high-voltage DC applications up to 1000 V.
  • Allowing for easy maintenance and replacement of fuses in electrical systems.

This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.

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