Phoenix Contact D-UK 2,5 Gray Terminal Block End Cover

Technical Overview

Gray polyamide end cover for DIN rail terminal blocks, 1.5mm width, -60°C to 110°C operation, UL 94 V0 flammability rated.

Key Features

Designed for closing open terminal sides of terminal blocks.
Compatible with Phoenix Contact Clipline complete terminal block system.
Supports screw, spring-cage, push-in, and bolt connection technologies.
Enhances efficiency and safety of electrical wiring.
Protects terminal blocks from dust and physical damage.
Color: Gray (RAL 7042).
Material: Polyamide (PA 6.6).
Flammability rating: UL 94 V0.
Operating temperature range: -60 °C to 110 °C.
Meets Fire protection for rail vehicles standards (DIN EN 45545-2 R22, R23, R24, R26).

Technical Specification Matrix

Parameter	Value
Product Type	End cover
Color	Gray (RAL 7042)
Material	PA 6.6 (Polyamide)
Flammability Rating	UL 94 V0
Operating Temperature	-60 °C to 110 °C
Storage/Transport Temperature	-25 °C to 60 °C (short term -60 °C to +70 °C)
Operating Humidity	20 % to 90 %
Storage/Transport Humidity	30 % to 70 %
Fire Protection for Rail Vehicles	DIN EN 45545-2 R22, R23, R24, R26
Static Insulating Material Application in Cold	-60 °C
Relative Insulation Material Temperature Index (Elec., UL 746 B)	130 °C
Physical Weight (kg)	0
Dimensions L x W x H (cm)	3.07 x 0.15 x 4.25

Industrial Applications

1. Industrial Control Panels in Harsh Environments

This end cover is ideal for providing robust insulation and protection for terminal blocks within industrial control panels located in environments with extreme temperatures, such as those found in heavy machinery or outdoor installations.

Problem Solved

Prevents electrical short circuits and ingress of dust/debris into exposed terminal blocks, maintaining circuit integrity and operational safety under wide temperature fluctuations (-60 °C to 110 °C). The UL 94 V0 flammability rating ensures enhanced fire safety in critical control systems.

Industrial controlDIN railterminal block insulationextreme temperaturedust protectionUL 94 V0electrical safety

2. Railway and Transportation Systems

Suitable for use in electrical systems for railway applications, where components must meet stringent fire protection standards. The D-UK 2,5 end cover provides a secure and fire-resistant termination for DIN rail mounted terminal blocks.

Problem Solved

Ensures compliance with railway fire protection standards (DIN EN 45545-2 R22, R23, R24, R26) by preventing fire propagation and minimizing smoke toxicity in confined spaces, while reliably insulating terminal blocks against vibration and temperature variations.

Railway applicationsfire protectionDIN EN 45545-2vibration resistanceelectrical insulationterminal block security

3. Process Automation in Chemical or Manufacturing Plants

Used in process automation cabinets in manufacturing or chemical plants, where reliable electrical connections are essential, and components might be exposed to varying ambient conditions.

Problem Solved

Provides a durable and chemically resistant barrier for terminal blocks, protecting against potential corrosive elements or high humidity (20% to 90% permissible humidity) within industrial settings. Its robust polyamide construction and wide temperature range ensure long-term stability and operational reliability.

Process automationchemical resistancehigh humidityelectrical connection integrityindustrial cabinetspolyamidetemperature stability