Phoenix Feed-through terminal - PT 2,5-QUATTR

300 In stock
Quick Overview
Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, connection method: Push-in connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.14 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, color: gray
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NoteThe max. load current must not be exceeded by the total current of all connected conductors.
Product properties
Product typeMulti-conductor terminal block
Area of applicationRailway industry
Machine building
Plant engineering
Process industry
Number of connections4
Number of rows1
Insulation characteristics
Overvoltage categoryIII
Degree of pollution3
Electrical properties
Rated surge voltage8 kV
Maximum power dissipation for nominal condition0.77 W
Connection data
Number of connections per level4
Nominal cross section2.5 mm²
1 level
Stripping length8 mm ... 10 mm
Internal cylindrical gageA3
Conductor cross section solid0.14 mm² ... 4 mm²
Cross section AWG26 ... 12
Conductor cross section flexible0.14 mm² ... 2.5 mm²
Conductor cross section, flexible [AWG]26 ... 14
Flexible conductor cross section flexible (ferrule, w/o 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 current24 A (with 2.5 mm² conductor connection cross section)
Maximum load current28 A (with 4 mm² conductor cross section, rigid)
Nominal voltage800 V
Nominal cross section2.5 mm²
1 level Connection cross sections directly pluggable
Conductor cross section solid0.34 mm² ... 4 mm²
Flexible conductor cross section flexible (ferrule, w/o plastic sleeve)0.5 mm² ... 2.5 mm²
Flexible conductor cross section (ferrule with plastic sleeve)0.34 mm² ... 2.5 mm²
Ex data
Rated data (ATEX/IECEx)
ATEX certificatePTB 09 ATEX 1111 U
IEC Ex certificateIECEx PTB 10.0021 U
Identification II 2 G  Ex eb IIC Gb
Operating temperature range-60 °C ... 110 °C
Ex-certified accessories3030514 D-ST 2,5-QUATTRO
3036602 DS-ST 2,5
1204517 SZF 1-0,6X3,5
3022276 CLIPFIX 35-5
3022218 CLIPFIX 35
Bridge data19 A / 2.5 mm²
Ex temperature increase40 K (19 A / 2.5 mm²)
Rated voltage500 V
for bridging with bridge550 V
- At bridging between non-adjacent terminal blocks352 V
- At cut-to-length bridging220 V
- At cut-to-length bridging with cover275 V
- At cut-to-length bridging with partition plate550 V
Rated insulation voltage500 V
Ex level General
Rated current19 A
Maximum load current23 A
Contact resistance1.14 mΩ
Ex connection data General
Nominal cross section2.5 mm²
Rated cross section AWG14
Connection capacity rigid0.14 mm² ... 4 mm²
Connection capacity AWG26 ... 12
Connection capacity flexible0.14 mm² ... 2.5 mm²
Connection capacity AWG26 ... 14
Width5.2 mm
End cover width2.2 mm
Height35.3 mm
Height NS 35/1544.3 mm
Height NS 35/7,536.8 mm
Length72.2 mm
Material specifications
Flammability rating according to UL 94V0
Insulating material groupI
Insulating materialPA
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) 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
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 tests
Surge voltage test
Test voltage setpoint9.8 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
Short-time withstand current 4 mm²0.48 kA
ResultTest passed
Power-frequency withstand voltage
Test voltage setpoint2 kV
ResultTest passed
Mechanical properties
Mechanical data
Open side panelYes
Mechanical tests
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
Conductor cross section/weight0.14 mm² / 0.2 kg
2.5 mm² / 0.7 kg
4 mm² / 0.9 kg
ResultTest passed
Environmental and real-life conditions
Temperature cycles192
ResultTest passed
Needle-flame test
Time of exposure30 s
ResultTest passed
Oscillation/broadband noise
SpecificationDIN EN 50155 (VDE 0115-200):2018-05
SpectrumService life test category 2, bogie-mounted
Frequencyf1 = 5 Hz to f2 = 250 Hz
ASD level6.12 (m/s²)²/Hz
Test duration per axis5 h
Test directionsX-, Y- and Z-axis
ResultTest passed
SpecificationDIN EN 50155 (VDE 0115-200):2018-05
Pulse shapeHalf-sine
Shock duration30 ms
Number of shocks per direction3
Test directionsX-, Y- and Z-axis (pos. and neg.)
ResultTest passed
Ambient conditions
Ambient temperature (operation)-60 °C ... 105 °C (max. short-term operating temperature 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 (storage/transport)30 % ... 70 %
Standards and regulations
Connection in acc. with standardIEC 60947-7-1
Mounting typeNS 35/7,5
NS 35/15


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