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SKU
MPN
ST 2,5-TWIN
Weight
0.008 kg
Feed-through terminal block - ST 2,5-TWIN
Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, connection method: Spring-cage connection, Rated cross section: 2.5 mm², cross section: 0.08 mm² - 4 mm², mounting type: NS 35/7,5, NS 35/15, color: gray
- The consistent double function shaft offers every opportunity for time-saving potential distribution and accommodating test accessories
- User-friendly implementation of all potential branching tasks
- Tested for railway applications
- Space-saving and practical multi-conductor connection without additional bridges
Technical Specifications
General
Number of rows | 1 |
Number of Connections | 3 |
Potentials | 1 |
Nominal cross section | 2.5 mm² |
Color | gray |
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 | 8 kV |
Degree of pollution | 3 |
Overvoltage category | III |
Insulating material group | I |
Maximum power dissipation for nominal condition | 0.77 W |
Maximum Load Current | 28 A (with 4 mm² conductor cross-section) |
Nominal current IN | 24 A |
Nominal voltage UN | 800 V |
Open side panel | Yes |
General information | The max. load current must not be exceeded by the total current of all connected conductors. |
Shock protection test specification | DIN EN 50274 (VDE 0660-514):2002-11 |
Back of the hand protection | guaranteed |
Finger protection | guaranteed |
Result of surge voltage test | Test passed |
Surge voltage test setpoint | 9.8 kV |
Result of power-frequency withstand voltage test | Test passed |
Power frequency withstand voltage setpoint | 2 kV |
Result of the test for mechanical stability of terminal points (5 x conductor connection) | Test passed |
Result of flexion and pull-out test | Test passed |
Bending test rotation speed | 10 (+/- 2) rpm |
Bending test turns | 135 |
Bending test conductor cross section/weight | 0.14 mm² / 0.2 kg |
Bending test conductor cross section/weight | 2.5 mm² / 0.7 kg |
Bending test conductor cross section/weight | 4 mm² / 0.9 kg |
Tensile test result | Test passed |
Conductor cross section tensile test | 0.14 mm² |
Tractive force setpoint | 10 N |
Conductor cross section tensile test | 2.5 mm² |
Tractive force setpoint | 50 N |
Conductor cross section tensile test | 4 mm² |
Tractive force setpoint | 60 N |
Result of tight fit on support | Test passed |
Tight fit on carrier | NS 32/NS 35 |
Setpoint | 1 N |
Result of voltage-drop test | Test passed |
Requirements, voltage drop | U1 ≤ 3.2 mV; U2 ≤ 1.5 x U1 |
Result of temperature-rise test | Test passed |
Requirement temperature-rise test | Increase in temperature ≤ 45 K |
Short circuit stability result | Test passed |
Conductor cross section short circuit testing | 2.5 mm² |
Short-time current | 0.3 kA |
Result of thermal test | Test passed |
Proof of thermal characteristics (needle flame) effective duration | 30 s |
Result of aging test | Test passed |
Ageing test for screwless modular terminal block temperature cycles | 192 |
Oscillation, broadband noise test result | Test passed |
Test specification, oscillation, broadband noise | DIN EN 50155 (VDE 0115-200):2008-03 |
Test spectrum | Service life test category 2, bogie-mounted |
Test frequency | f1 = 5 Hz to f2 = 250 Hz |
ASD level | 6.12 (m/s²)²/Hz |
Acceleration | 3.12g |
Test duration per axis | 5 h |
Test directions | X-, Y- and Z-axis |
Shock test result | Test passed |
Test specification, shock test | DIN EN 50155 (VDE 0115-200):2008-03 |
Shock form | Half-sine |
Acceleration | 5g |
Shock duration | 30 ms |
Number of shocks per direction | 3 |
Test directions | X-, Y- and Z-axis (pos. and neg.) |
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 | 60.5 mm |
Height NS 35/7,5 | 36.5 mm |
Height NS 35/15 | 44 mm |
Connection data
Connection Method | Spring-cage connection |
Stripping length | 8 mm ... 10 mm |
Connection in acc. with standard | IEC 60947-7-1 |
Conductor cross section solid min. | 0.08 mm² |
Conductor cross section solid max. | 4 mm² |
Conductor cross section AWG min. | 28 |
Conductor cross section AWG max. | 12 |
Conductor cross section flexible min. | 0.08 mm² |
Conductor cross section flexible max. | 2.5 mm² |
Min. AWG conductor cross section, flexible | 28 |
Max. AWG conductor cross section, flexible | 14 |
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 |
Two conductors with the same cross section, flexible, with TWIN ferrules, with plastic sleeve, maximum | 0.5 mm² |
Connection in acc. with standard | IEC/EN 60079-7 |
Conductor cross section solid min. | 0.08 mm² |
Conductor cross section solid max. | 4 mm² |
Conductor cross section AWG min. | 28 |
Conductor cross section AWG max. | 12 |
Conductor cross section flexible min. | 0.08 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
China RoHS | Environmentally friendly use period: unlimited = EFUP-e |
China RoHS | No hazardous substances above threshold values |
Accessories
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Additional Information
Pack Size | 50 |
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