STTB 2,5-2DIO/O-UL/UR-UL - Component terminal block
Component terminal block, The max. current is determined by the diode. Installed: Diode 1N 4007, reverse voltage: 1300 V, maximum continuous current: 0.5 A., 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
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Notes
General | The max. current is determined by the diode. Installed: Diode 1N 4007, reverse voltage: 1300 V, maximum continuous current: 0.5 A. |
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 | 4 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 | 8 mm ... 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 |
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 |
Surge voltage test
Test voltage setpoint | 4.8 kV |
Result | Test passed |
Short-time withstand current 2.5 mm² | 0.3 kA |
Short-time withstand current 4 mm² | 0.48 kA |
Result | Test passed |
Power-frequency withstand voltage
Test voltage setpoint | 1.5 kV |
Result | Test passed |
Mechanical data
Open side panel | Yes |
Mechanical strength
Result | Test passed |
Attachment on the carrier
DIN rail/fixing support | NS 35 |
Test force setpoint | 1 N |
Result | Test passed |
Test for conductor damage and slackening
Rotation speed | 10 rpm |
Revolutions | 135 |
Conductor cross section/weight | 0.08 mm² / 0.1 kg |
Conductor cross section/weight | 2.5 mm² / 0.7 kg |
Conductor cross section/weight | 4 mm² / 0.9 kg |
Result | Test passed |
Aging
Temperature cycles | 192 |
Result | Test passed |
Needle-flame test
Time of exposure | 30 s |
Result | Test passed |
Oscillation/broadband noise
Specification | DIN EN 50155 (VDE 0115-200):2008-03 |
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):2008-03 |
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 |
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Alternate Names | STTB252DIOOULURUL |
Pack Size | 50 |
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