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Weight
0.011 kg
This product is Not Cancellable/Not Returnable
Series STTB
STTB 2,5-2DIO/UL-O/UR-O - Component terminal block
Component terminal block, with integrated diode, nom. voltage: 250 V, nominal current: 0.5 A, 1st and 2nd level, connection method: Spring-cage connection, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting: NS 35/7,5, NS 35/15, color: gray
Technical Specifications
Product properties
Number of Connections | 4 |
Number of rows | 2 |
Potentials | 2 |
Insulation characteristics
Overvoltage category | III |
Degree of pollution | 3 |
Electrical properties
Rated surge voltage | 6 kV |
Maximum power dissipation for nominal condition | 0.77 W |
Connection data
Number of connections per level | 2 |
Nominal cross section | 2.5 mm² |
1st and 2nd level
Stripping length | 10 mm |
Internal cylindrical gage | A3 |
Conductor cross section rigid | 0.08 mm² ... 4 mm² |
Cross section AWG | 28 ... 12 (converted acc. to IEC) |
Conductor cross section flexible | 0.08 mm² ... 2.5 mm² |
Conductor cross section, flexible [AWG] | 28 ... 14 (converted acc. to IEC) |
Conductor cross-section flexible (ferrule without plastic sleeve) | 0.14 mm² ... 2.5 mm² |
Flexible conductor cross section (ferrule with plastic sleeve) | 0.14 mm² ... 2.5 mm² |
2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² |
Nominal Current | 0.5 A |
Maximum Load Current | 0.5 A |
Nominal Voltage | 250 V |
Nominal cross section | 2.5 mm² |
Dimensions
Width | 5.2 mm |
End cover width | 2.2 mm |
Height | 67.5 mm |
Depth on NS 35/7,5 | 47.5 mm |
Depth on NS 35/15 | 55 mm |
Material specifications
Color | gray |
Flammability rating according to UL 94 | V0 |
Insulating material group | I |
Insulating material | PA |
Static insulating material application in cold | -60 °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 |
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 |
Surge voltage test
Test voltage setpoint | 7.3 kV |
Result | Test passed |
Power-frequency withstand voltage
Test voltage setpoint | 1.89 kV |
Result | Test passed |
Mechanical data
Open side panel | Yes |
Attachment on the carrier
Result | Test passed |
Oscillation/broadband noise
Specification | DIN EN 50155 (VDE 0115-200):2022-06 |
Spectrum | Service life test category 2, bogie-mounted |
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 |
Result | Test passed |
Shocks
Specification | DIN EN 50155 (VDE 0115-200):2022-06 |
Pulse shape | Half-sine |
Acceleration | 30g |
Shock duration | 18 ms |
Number of shocks per direction | 3 |
Test directions | X-, Y- and Z-axis (pos. and neg.) |
Result | Test passed |
Ambient conditions
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, not exceeding 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 % |
Mounting
Mounting Type | NS 35/7,5 |
Mounting Type | NS 35/15 |
Accessories
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Additional Information
Pack Size | 50 |
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