
3033210
SKU
PHX3033210
MPN
STU 35/ 4X10 BU
Weight
0.059 kg
Series STU
STU 35/ 4X10 BU - Potential collective terminal
Potential collective terminal, nom. voltage: 1000 V, nominal current: 41 A, Load contact, connection method: Spring-cage connection, Rated cross section: 6 mm2, cross section: 0.2 mm2 - 10 mm2, Line contact, connection method: Screw connection, Rated cross section: 35 mm2, cross section: 1.5 mm2 - 50 mm2, mounting: NS 35/7,5, NS 35/15, color: blue
- The STU 35/4x10 spring-cage hybrid terminal block is used to divide a 35 mm² supply line into four 10 mm² connections
- The system-internal distribution is via four spring-cage connections with a nominal cross section of 10 mm²
- Supplied using a 35 mm² screw connection
- Can be consistently bridged to standard terminal blocks in the ST spring-cage terminal block series
- The double bridge shaft supports further potential distributions
Technical Specifications
General
| Note | The maximum load current of a single clamping unit must not be exceeded. |
| Note | For power distribution applications, IEC 60364-4-43.2008; modified + corrigendum Okt. 2008 (DIN VDE 0100-430:2010-10) section 433.2 ff must be observed! |
Product properties
| Number of Connections | 5 |
| Number of rows | 1 |
| Potentials | 1 |
Insulation characteristics
| Overvoltage category | III |
| Degree of pollution | 3 |
Electrical properties
| Rated surge voltage | 8 kV |
| Maximum power dissipation for nominal condition | 4.06 W |
Connection data
| Number of connections per level | 5 |
| Nominal cross section | 35 mm² |
Load contact
| Stripping length | 12 mm |
| Internal cylindrical gage | A5 |
| Connection in acc. with standard | IEC 60947-7-1 |
| Conductor cross section rigid | 0.2 mm² ... 10 mm² |
| Cross section AWG | 24 ... 8 (converted acc. to IEC) |
| Conductor cross section flexible | 0.2 mm² ... 6 mm² |
| Conductor cross section, flexible [AWG] | 24 ... 10 (converted acc. to IEC) |
| Conductor cross-section flexible (ferrule without plastic sleeve) | 0.25 mm² ... 6 mm² |
| Flexible conductor cross section (ferrule with plastic sleeve) | 0.25 mm² ... 6 mm² |
| Conductor cross-section flexible (2 conductors with the same cross-section, with TWIN ferrule and plastic sleeve) | 0.5 mm² ... 1.5 mm² |
| Nominal Current | 41 A |
| Maximum Load Current | 41 A (in case of a 10 mm² conductor cross section, the maximum load current must not be exceeded by the total current of all connected conductors.) |
| Nominal Voltage | 1000 V |
| Nominal cross section | 6 mm² |
Line contact
| Screw thread | M6 |
| Tightening torque | 3.2 ... 3.7 Nm |
| Stripping length | 18 mm |
| Internal cylindrical gage | B9 |
| Connection in acc. with standard | IEC 60947-7-1 |
| Conductor cross section rigid | 1.5 mm² ... 50 mm² |
| Cross section AWG | 16 ... 1/0 (converted acc. to IEC) |
| Conductor cross section flexible | 1.5 mm² ... 35 mm² |
| Conductor cross section, flexible [AWG] | 16 ... 2 (converted acc. to IEC) |
| Conductor cross-section flexible (ferrule without plastic sleeve) | 1.5 mm² ... 35 mm² |
| Flexible conductor cross section (ferrule with plastic sleeve) | 1.5 mm² ... 35 mm² |
| Conductor cross-section flexible (2 conductors with the same cross-section, with TWIN ferrule and plastic sleeve) | 1.5 mm² ... 10 mm² |
| 2 conductors with same cross section, solid | 1.5 mm² ... 16 mm² |
| 2 conductors with same cross section, flexible | 1.5 mm² ... 10 mm² |
| 2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 1.5 mm² ... 10 mm² |
| 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 1.5 mm² ... 10 mm² |
| Nominal Current | 125 A |
| Maximum Load Current | 125 A (with 50 mm² conductor cross section) |
| Nominal Voltage | 1000 V |
| Nominal cross section | 35 mm² |
Dimensions
| Width | 16.2 mm |
| Height | 86 mm |
| Depth on NS 35/7,5 | 46.8 mm |
| Depth on NS 35/15 | 54.3 mm |
Material specifications
| Color | blue |
| 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)) | 130 °C |
| Relative insulation material temperature index (Elec., UL 746 B) | 125 °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 | 9.8 kV |
| Result | Test passed |
Temperature-rise test
| Requirement temperature-rise test | Increase in temperature ≤ 45 K |
| Result | Test passed |
| Short-time withstand current 10 mm² | 1.2 kA |
| Short-time withstand current 6 mm² | 0.72 kA |
| Result | Test passed |
Power-frequency withstand voltage
| Test voltage setpoint | 2 kV |
| Result | Test passed |
Mechanical data
| Open side panel | No |
Mechanical strength
| Result | Test passed |
Attachment on the carrier
| DIN rail/fixing support | NS 35/7,5 |
| Result | Test passed |
Test for conductor damage and slackening
| Rotation speed | 10 rpm |
| Revolutions | 135 |
| Conductor cross section/weight | 1.5 mm² / 0.4 kg |
| Conductor cross section/weight | 35 mm² / 6.8 kg |
| Conductor cross section/weight | 50 mm² / 9.5 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):2018-05 |
| Spectrum | Service life test category 1, class B, body mounted |
| Frequency | f1 = 5 Hz to f2 = 150 Hz |
| ASD level | 1.857 (m/s²)²/Hz |
| Acceleration | 0.8g |
| Test duration per axis | 5 h |
| Test directions | X-, Y- and Z-axis |
| Result | Test passed |
Shocks
| Specification | DIN EN 50155 (VDE 0115-200):2018-05 |
| Pulse shape | Half-sine |
| Acceleration | 5g |
| Shock duration | 30 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, 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 % |
Standards and Regulations
| Connection in acc. with standard | IEC 60947-7-1 |
| Connection in acc. with standard | IEC 60947-7-1 |
Mounting
| Mounting Type | NS 35/7,5 |
| Mounting Type | NS 35/15 |
Accessories
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Additional Information
| Pack Size | 25 |
Recommended
STU 35/ 4X10 YE - Potential collective terminal, nom. voltage: 1000 V, nominal current: 41 A, Load contact, connection method: Spring-cage connection, Rated cross section: 6 mm2, cross section: 0.2 mm2 - 10 mm2, Line contact, connection method: Screw connection, Rated cross section: 35 mm2, cross section: 1.5 mm2 - 50 mm2, mounting: NS 35/7,5, NS 35/15, color: yellow
STU 35/ 4X10 - Potential collective terminal, nom. voltage: 1000 V, nominal current: 41 A, Load contact, connection method: Spring-cage connection, Rated cross section: 6 mm2, cross section: 0.2 mm2 - 10 mm2, Line contact, connection method: Screw connection, Rated cross section: 35 mm2, cross section: 1.5 mm2 - 50 mm2, mounting: NS 35/7,5, NS 35/15, color: gray



















