Official Distributor
SKU
MPN
UT 2,5-QUATTRO BU
Weight
0.014 kg
Series UT
UT 2,5-QUATTRO BU - Feed-through terminal block
Feed-through terminal block, nom. voltage: 500 V, nominal current: 24 A, number of connections: 4, connection method: Screw connection, Rated cross section: 2.5 mm2, cross section: 0.14 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, color: blue
- These versions can be used as compact potential distributors
- Tested for railway applications
Technical Specifications
General
Number of rows | 1 |
Number of Connections | 4 |
Potentials | 1 |
Nominal cross section | 2.5 mm² |
Color | blue |
Insulating material | PA |
Flammability rating according to UL 94 | V0 |
Area of application | Railway industry |
Area of application | Machine building |
Area of application | Plant engineering |
Area of application | Process industry |
Mounting Type | NS 35/7,5 |
Rated surge voltage | 6 kV |
Degree of pollution | 3 |
Overvoltage category | III |
Insulating material group | I |
Maximum power dissipation for nominal condition | 0.77 W |
Maximum Load Current | 30 A (in case of a 4 mm² conductor cross section, the maximum load current must not be exceeded by the total current of all connected conductors.) |
Nominal current IN | 24 A |
Nominal voltage UN | 500 V |
Open side panel | Yes |
Relative insulation material temperature index (Elec., UL 746 B) | 130 °C |
Temperature index of insulation material (DIN EN 60216-1 (VDE 0304-21)) | 130 °C |
Static insulating material application in cold | -60 °C |
Surface flammability NFPA 130 (ASTM E 162) | passed |
Specific optical density of smoke NFPA 130 (ASTM E 662) | passed |
Calorimetric heat release NFPA 130 (ASTM E 1354) | 28 MJ/kg |
Smoke gas toxicity NFPA 130 (SMP 800C) | passed |
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 |
Dimensions
Width | 5.2 mm |
End cover width | 2.2 mm |
Length | 65.4 mm |
Height | 46.9 mm |
Height NS 35/7,5 | 47.5 mm |
Height NS 35/15 | 55 mm |
Connection data
Connection Method | Screw connection |
Screw thread | M3 |
Stripping length | 9 mm |
Tightening torque, min | 0.5 Nm |
Tightening torque max | 0.6 Nm |
Connection in acc. with standard | IEC 60947-7-1 |
Conductor cross section solid min. | 0.14 mm² |
Conductor cross section solid max. | 4 mm² |
Conductor cross section AWG min. | 26 |
Conductor cross section AWG max. | 12 |
Conductor cross section flexible min. | 0.14 mm² |
Conductor cross section flexible max. | 4 mm² |
Min. AWG conductor cross section, flexible | 26 |
Max. AWG conductor cross section, flexible | 12 |
Conductor cross section flexible, with ferrule without plastic sleeve min. | 0.14 mm² |
Conductor cross section flexible, with ferrule without plastic sleeve max. | 2.5 mm² |
Conductor cross section flexible, with ferrule with plastic sleeve min. | 0.14 mm² |
Conductor cross section flexible, with ferrule with plastic sleeve max. | 2.5 mm² |
2 conductors with same cross section, solid min. | 0.14 mm² |
2 conductors with same cross section, solid max. | 1.5 mm² |
2 conductors with same cross section, stranded min. | 0.14 mm² |
2 conductors with same cross section, stranded max. | 1.5 mm² |
Two conductors with the same cross section, flexible, with TWIN ferrules, with plastic sleeve, minimum | 0.5 mm² |
Two conductors with the same cross section, flexible, with TWIN ferrules, with plastic sleeve, maximum | 1 mm² |
Two conductors with the same cross section stranded, with ferrule and without plastic sleeve, minimum | 0.14 mm² |
Two conductors with the same cross section stranded, with ferrule and without plastic sleeve, maximum | 1.5 mm² |
Connection in acc. with standard | IEC/EN 60079-7 |
Conductor cross section solid min. | 0.14 mm² |
Conductor cross section solid max. | 4 mm² |
Conductor cross section AWG min. | 26 |
Conductor cross section AWG max. | 12 |
Conductor cross section flexible min. | 0.14 mm² |
Conductor cross section flexible max. | 2.5 mm² |
Internal cylindrical gage | A3 |
Ambient conditions
Operating Temperature | -60 °C ... 105 °C (max. short-term operating temperature RTI Elec.) |
Ambient temperature (storage/transport) | -25 °C ... 60 °C (for a short time, not exceeding 24 h, -60 °C to +70 °C) |
Permissible humidity (storage/transport) | 30 % ... 70 % |
Ambient temperature (assembly) | -5 °C ... 70 °C |
Ambient temperature (actuation) | -5 °C ... 70 °C |
Standards and Regulations
Connection in acc. with standard | IEC 60947-7-1 |
Connection in acc. with standard | IEC/EN 60079-7 |
Environmental Product Compliance
REACh SVHC | Lead 7439-92-1 |
China RoHS | Environmentally Friendly Use Period = 50 years |
China RoHS | For details about hazardous substances go to tab “Downloads”, Category “Manufacturer's declaration” |
Accessories
Why Proax for Phoenix Contact 3044555?
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Additional Information
Pack Size | 50 |
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