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Phoenix ContactOfficial Distributor

By Phoenix Contact

SKU
MPN
ST 2,5-TWIN-TG
Weight
0.009 kg
This product is Not Cancellable/Not Returnable

ST 2,5-TWIN-TG - Disconnect terminal block

Disconnect terminal block, The max. load current must not be exceeded by the total current of all connected conductors.Current and voltage are determined by the plug used., nom. voltage: 400 V, nominal current: 20 A, 1 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

  • Tested for railway applications
Technical Specifications

Notes

GeneralThe max. load current must not be exceeded by the total current of all connected conductors.Current and voltage are determined by the plug used.

General

NoteThe max. load current must not be exceeded by the total current of all connected conductors.

Product properties

Area of applicationRailway industry
Area of applicationMachine building
Area of applicationPlant engineering
Number of Connections3
Number of rows1
Potentials1

Insulation characteristics

Overvoltage categoryIII
Degree of pollution3

Electrical properties

Rated surge voltage6 kV
Maximum power dissipation for nominal condition0.77 W

Connection data

Number of connections per level3
Nominal cross section2.5 mm²

1 level

Stripping length8 mm ... 10 mm
Internal cylindrical gageA3
Connection in acc. with standardIEC 60947-7-1
Conductor cross section rigid0.08 mm² ... 4 mm²
Cross section AWG28 ... 12 (converted acc. to IEC)
Conductor cross section flexible0.08 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 sleeve0.5 mm²
Nominal Current20 A (with 4 mm² conductor cross section)
Maximum Load Current20 A (with 4 mm² conductor cross section)
Nominal Voltage400 V (voltage is determined by the plug used)
Nominal cross section2.5 mm²

Dimensions

Width5.2 mm
End cover width2.2 mm
Height72 mm
Depth on NS 35/7,536.5 mm
Depth on NS 35/1544 mm

Material specifications

Colorgray
Flammability rating according to UL 94V0
Insulating material groupI
Insulating materialPA
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) R22HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R23HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R24HL 1 - HL 3
Fire protection for rail vehicles (DIN EN 45545-2) R26HL 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 setpoint7.3 kV
ResultTest passed

Temperature-rise test

Requirement temperature-rise testIncrease in temperature ≤ 45 K
ResultTest passed
Short-time withstand current 2.5 mm²0.3 kA
ResultTest passed

Power-frequency withstand voltage

Test voltage setpoint1.89 kV
ResultTest passed

Mechanical data

Open side panelYes

Mechanical strength

ResultTest passed

Attachment on the carrier

DIN rail/fixing supportNS 35
Test force setpoint1 N
ResultTest passed

Test for conductor damage and slackening

Rotation speed10 rpm
Revolutions135
Conductor cross section/weight0.08 mm² / 0.1 kg
Conductor cross section/weight2.5 mm² / 0.7 kg
Conductor cross section/weight4 mm² / 0.9 kg
ResultTest passed

Aging

Temperature cycles192
ResultTest passed

Needle-flame test

Time of exposure30 s
ResultTest passed

Oscillation/broadband noise

SpecificationDIN EN 50155 (VDE 0115-200):2008-03
SpecificationDIN EN 50155 (VDE 0115-200):2022-06
SpectrumService life test category 2, bogie-mounted
SpectrumService life test category 2, bogie-mounted
Frequencyf1 = 5 Hz to f2 = 250 Hz
Frequencyf1 = 5 Hz to f2 = 250 Hz
ASD level6.12 (m/s²)²/Hz
ASD level6.12 (m/s²)²/Hz
Acceleration3.12g
Acceleration3.12g
Test duration per axis5 h
Test duration per axis5 h
Test directionsX-, Y- and Z-axis
Test directionsX-, Y- and Z-axis
ResultTest passed
ResultTest passed

Shocks

SpecificationDIN EN 50155 (VDE 0115-200):2008-03
Pulse shapeHalf-sine
Pulse shapeHalf-sine
Acceleration30g
Acceleration5g
Shock duration18 ms
Shock duration30 ms
Number of shocks per direction3
Number of shocks per direction3
Test directionsX-, Y- and Z-axis (pos. and neg.)
Test directionsX-, Y- and Z-axis (pos. and neg.)
ResultTest passed
ResultTest 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 %

Standards and Regulations

Connection in acc. with standardIEC 60947-7-1

Mounting

Mounting TypeNS 35/7,5
Mounting TypeNS 35/15
Accessories

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Additional Information

Pack Size50
Recommended
Sold in quantities of 50

Available for order

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