Phoenix Contact D-PTV 2,5_4 Terminal Block End Cover

Technical Overview

Gray polyamide end cover for D-PTV 2,5/4 terminal blocks, 0.22x5.08x3.53cm, UL 94 V0, -60°C to 110°C. Protects electrical installations.

Key Features

Slim profile with a width of 2.2 mm for efficient space utilization.
Height of 50.8 mm, suitable for standard terminal block configurations.
Depth of 35.3 mm, ensuring a snug fit and secure coverage.
Gray color (RAL 7042) for a neutral and versatile application.
Made from durable polyamide (PA) material.
Flammability rating of V0 according to UL 94, enhancing safety.
Wide operating temperature range from -60 °C to 110 °C.
Meets fire protection standards for rail vehicles (DIN EN 45545-2 R22, R23, R24, R26 HL 1 - HL 3).

Technical Specification Matrix

Parameter	Value
Product Type	End cover
Color	Gray (RAL 7042)
Material	PA (Polyamide)
Flammability Rating (UL 94)	V0
Operating Temperature	-60 °C ... 110 °C
Storage/Transport Temperature	-25 °C ... 60 °C (short-term -60 °C to +70 °C)
Assembly Temperature	-5 °C ... 70 °C
Actuation Temperature	-5 °C ... 70 °C
Permissible Humidity (Operation)	20 % ... 90 %
Permissible Humidity (Storage/Transport)	30 % ... 70 %
Relative Insulation Material Temperature Index (Elec., UL 746 B)	130 °C
Fire Protection for Rail Vehicles (DIN EN 45545-2)	R22 HL 1 - HL 3, R23 HL 1 - HL 3, R24 HL 1 - HL 3, R26 HL 1 - HL 3
Physical Weight (kg)	0
Dimensions L x W x H (cm)	5.08 x 0.22 x 3.53

Industrial Applications

1. Industrial Control Panels in Harsh Environments

This end cover is ideal for providing mechanical protection and insulation for terminal blocks within industrial control panels that are exposed to wide temperature fluctuations and potential vibrations. Its durable PA material and UL 94 V0 flammability rating ensure safety and longevity in demanding industrial settings.

Problem Solved

Prevents accidental contact with live parts, protects against dust and dirt ingress, and maintains electrical integrity in environments with operating temperatures from -60 °C to 110 °C, common in heavy industry or outdoor enclosures.

Terminal block protectionInsulationTemperature resistanceUL 94 V0Industrial safetyDust protection

2. Railway Signalling and Control Systems

Given its compliance with fire protection standards for rail vehicles (DIN EN 45545-2 R22, R23, R24, R26 HL 1 - HL 3), this end cover is perfectly suited for use in electrical systems within trains and railway infrastructure. It ensures terminal block integrity and fire safety in critical railway control and power distribution units.

Problem Solved

Meets stringent fire safety standards required for railway applications, preventing the spread of fire and minimizing smoke and toxicity in enclosed passenger or equipment areas. It also provides robust mechanical protection against vibration and shock common in rail transport.

Rail vehicle fire protectionDIN EN 45545-2Railway systemsElectrical integrityVibration resistanceFire safety

3. Renewable Energy System Enclosures

The D-PTV 2,5/4 end cover is suitable for protecting terminal blocks in outdoor or semi-outdoor renewable energy installations, such as solar inverter cabinets or wind turbine control boxes. Its wide operating temperature range (-60°C to 110°C) and robust construction are crucial for reliable operation in varying climates.

Problem Solved

Provides essential protection and insulation for terminal connections in environments experiencing significant temperature swings and requiring a high degree of organizational integrity for long-term reliability in energy generation systems.

Solar invertersWind turbine controlOutdoor enclosuresTemperature resilienceElectrical connection protectionLong-term reliability