Overview

The Phoenix Contact UK5‑HESI fuse terminal block is designed for industrial automation systems requiring compact protection and reliable wiring. It combines a fuse holder with a modular terminal block, saving valuable panel space while ensuring safe circuit operation. Its robust screw connection technology guarantees secure wiring even under vibration or mechanical stress. The block supports multiple fuse sizes, making it flexible for diverse applications. DIN‑rail compatibility simplifies installation and maintenance in complex control cabinets.

Technical Data

Typical Applications

• Control panels requiring compact fuse protection for sensitive circuits

• Automation systems demanding modular wiring with integrated safety

• Electrical distribution boards in factories and process industries

• Machine building projects where reliable fuse integration is critical

Example: OEMs often use UK5‑HESI blocks to protect PLC input circuits against overloads.

FAQ

Q1: What fuse sizes are supported?
A1: 5×20 mm, 5×25 mm, and 5×30 mm glass or ceramic fuses.

Q2: How is the terminal block mounted?
A2: It mounts directly on standard DIN rails such as NS 35/7.5, NS 35/15, or NS 32.

Q3: What is the maximum current rating?
A3: Supports up to 6.3 A nominal current at 800 V.

Q4: Why choose UK5‑HESI over standard terminals?
A4: It integrates fuse protection and wiring in one compact unit, reducing panel space and simplifying design.

Q5: Which industries benefit most from this product?
A5: Manufacturing, process automation, electrical distribution, and machine building sectors.