Phoenix Contact D-UKK 3/5 End Cover - High-Temperature Insulation

Selling Points

1Operates from -60 °C to 105 °C, ensuring reliable performance in extreme conditions.
2Meets DIN EN 45545-2 standards for fire protection in rail vehicles, providing enhanced safety.
3Made from PA material with a V0 flammability rating according to UL 94, ensuring long-lasting durability.
4Measures 52 mm depth, 56 mm length, and 2.5 mm width, ideal for space-constrained applications.
5Fulfills EU RoHS and China RoHS requirements, ensuring environmental safety and compliance.

Detailed engineering parameters based on manufacturer documentation

Parameter	Value	Parameter	Value
Product type	End cover	Article revision	02
Ambient temperature (operation)	-60 °C ... 110 °C (Operating temperature range incl. self-heating; for max. short-term operating temperature, see RTI Elec.)	Ambient temperature (storage/transport)	-25 °C ... 60 °C (for a short time, no longer than 24 h, -60°C to +70°C)
Ambient temperature (assembly)	-5 °C ... 70 °C	Ambient temperature (actuation)	-5 °C ... 70 °C
Permissible humidity (operation)	20 % ... 90 %	Permissible humidity (storage/transport)	30 % ... 70 %
Color	gray (RAL 7042)	Material	PA
Flammability rating according to UL 94	V0	Static insulating material application in cold	-60 °C
Temperature index of insulation material (DIN EN 60216-1 (VDE 0304-21))	125 °C	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	Fire protection for rail vehicles (DIN EN 45545-2) R23	HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R24	HL 1 - HL 3	Fire protection for rail vehicles (DIN EN 45545-2) R26	HL 1 - HL 3
Calorimetric heat release NFPA 130 (ASTM E 1354)	27,5 MJ/kg	Surface flammability NFPA 130 (ASTM E 162)	passed
Specific optical density of smoke NFPA 130 (ASTM E 662)	passed	Smoke gas toxicity NFPA 130 (SMP 800C)	passed
Width	2.5 mm	Height	56 mm
Depth	52 mm

Specifications may be subject to change without notice