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PHOENIX CONTACT 3031212
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ST 2,5 - Feed-through terminal block

Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 2, connection method: Spring-cage connection, Rated cross section: 2.5 mm2, cross section: 0.08 mm2-4 mm2, mounting type: NS 35/7,5, NS35/15, color: gray
Product Code: 3031212
Partner cod.: 3031212
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Tecnichal data
Technical Specs
Description
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Tecnichal data
Product propertiesProduct type: Feed-through terminal block
Product family: ST
Area of application: Railway industry
Machine building
Plant engineering
Process industry
Number of connections: 2
Number of rows: 1
Potentials: 1
Insulation characteristics
Overvoltage category: III
Degree of pollution: 3
Electrical propertiesRated surge voltage: 8 kV
Maximum power dissipation for nominal condition: 0.77 W
Connection dataNumber of connections per level: 2
Nominal cross section: 2.5 mm²
Stripping length: 8 mm ... 10 mm
Internal cylindrical gage: A3
Connection in acc. with standard: IEC 60947-7-1
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: 24 A (at 2.5 mm²)
Maximum load current: 31 A (with 4mm² conductor cross section)
Nominal voltage: 800 V
Ex dataRated data (ATEX/IECEx)
Identification: II2GDEx eb IIC Gb
Operating temperature range: -60°C ... 110°C
Ex-certified accessories: 3030417 D-ST 2,5
3030721 ATP-ST 4
1204517 SZF 1-0,6X3,5
3022276 CLIPFIX 35-5
3022218 CLIPFIX 35
List of bridges: Plug-in bridge / FBS 2-5 / 3030161
Plug-in bridge / FBS 3-5 / 3030174
Plug-in bridge / FBS 4-5 / 3030187
Plug-in bridge / FBS 5-5 / 3030190
Plug-in bridge / FBS 10-5 / 3030213
Plug-in bridge / FBS 20-5 / 3030226
Bridge data: 23 A / 2.5 mm²
Ex temperature increase: 40 K (22.8A/2.5mm²)
Rated voltage: 550 V
for bridging with bridge: 550 V
- At bridging between non-adjacent terminal blocks: 352 V
- At bridging between non-adjacent terminal blocks via PE terminal block: 352 V
- At cut-to-length bridging with cover: 220 V
- At cut-to-length bridging with partition plate: 275 V
Rated insulation voltage: 500 V
output: (Permanent)
Ex level General
Rated current: 20.5 A
Maximum load current: 26.5 A
Contact resistance: 1.04 mΩ
Ex connection data General
Nominal cross section: 2.5 mm²
Rated cross section AWG: 14
Connection capacity rigid: 0.08 mm² ... 4 mm²
Connection capacity AWG: 28 ... 12
28 ... 14
Connection capacity flexible: 0.08 mm² ... 2.5 mm²
DimensionsWidth: 5.2 mm
End cover width: 2.2 mm
Height: 48.5 mm
Depth on NS35/7,5: 36.5 mm
Depth on NS35/15: 44 mm
Material specificationsColor: 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
Electrical testsSurge voltage test
Test voltage setpoint: 9.8 kV
Result: Test passed
Temperature-rise test
Requirement temperature-rise test: Increase in temperature ≤45K
Result: Test passed
Short-time withstand current 2.5 mm²: 0.3 kA
Short-time withstand current 4 mm²: 0.48 kA
Power-frequency withstand voltage
Test voltage setpoint: 2 kV
Result: Test passed
Mechanical propertiesMechanical data
Open side panel: Yes
Mechanical testsMechanical strength
Result: Test passed
Attachment on the carrier
DIN rail/fixing support: NS35
Test force setpoint: 1 N
Result: Test passed
Test for conductor damage and slackening
Rotation speed: 10rpm
Revolutions: 135
Conductor cross section/weight: 0.08 mm² / 0.1 kg
2.5 mm² / 0.7 kg
4 mm² / 0.9 kg
Result: Test passed
Environmental and real-life conditionsAging
Temperature cycles: 192
Result: Test passed
Needle-flame test
Time of exposure: 30 s
Result: Test passed
Oscillation/broadband noise
Specification: DINEN50155 (VDE0115-200):2008-03
Spectrum: Service life test category2, bogie-mounted
Frequency: f1 = 5 Hz to f2 = 250 Hz
ASD level: 0.964 (m/s²)²/Hz
Acceleration: 4.25g
Test duration per axis: 5 h
Test directions: X-, Y- and Z-axis
Result: Test passed
Shocks
Specification: DINEN50155 (VDE0115-200):2008-03
Pulse shape: Half-sine
Acceleration: 30g
Shock duration: 18ms
Number of shocks per direction: 3
Test directions: X-, Y- and Z-axis (pos. and neg.)
Result: Test passed
Ambient conditions
Ambient temperature (storage/transport): -25°C ... 60°C (for a short time, not exceeding 24h, -60°C to +70°C)
Ambient temperature (assembly): -5°C ... 70°C
Ambient temperature (actuation): -5°C ... 70°C
Permissible humidity (storage/transport): 30 % ... 70 %
Standards and regulationsConnection in acc. with standard: IEC 60947-7-1
MountingMounting type: NS 35/7,5
NS35/15
Technical Specs
ECLASSECLASS-11.0: 27141120
ECLASS-13.0: 27250101
ETIMETIM 9.0: EC000897
UNSPSCUNSPSC 21.0: 39121400
Description
Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, connection method: Spring-cage connection, number of connections: 2, cross section: 0.08 mm² - 4 mm², AWG: 28 - 12, width: 5.2 mm, color: gray, mounting type: NS 35/7,5, NS 35/15
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Certification_00140.pdf

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Manufacturer_declaration_00010.pdf

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Technical_drawing_42395.pdf