Phoenix ContactFeed-through terminal blocks, multi-conductor terminal blocks, and multi-level terminal blocks
Product Model
PTV 2,5-TWIN GN

Selling Points
- 1Rated surge voltage of 8 kV ensures reliable performance in demanding applications.
- 2Enables wiring in confined spaces with a compact design and lateral conductor entry.
- 3Easy and secure connections with the CLIPLINE complete system.
- 4Suitable for railway, machine building, plant engineering, and process industries.
- 5Insulating material group I with a flammability rating of UL 94 V0 for safety and reliability.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Product type | Multi-conductor terminal block | Product family | PTV |
Area of application | Railway industry
Machine building
Plant engineering
Process industry | Number of connections | 3 |
Number of rows | 1 | Potentials | 1 |
Article revision | 02 | Overvoltage category | III |
Degree of pollution | 3 | Rated surge voltage | 8 kV |
Maximum power dissipation for nominal condition | 0.77 W | Number of connections per level | 3 |
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 | 0.14 mm² ... 4 mm² | Cross section AWG | 26 ... 12 (converted acc. to IEC) |
Conductor cross section flexible | 0.14 mm² ... 4 mm² | Conductor cross section, flexible [AWG] | 26 ... 12 (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 |
Conductor cross-section flexible (2 conductors with the same cross-section, with TWIN ferrule and plastic sleeve) | 0.5 mm² ... 1 mm² | Nominal current | 24 A (with 2.5 mm² conductor connection cross section) |
Maximum load current | 28 A (with 4 mm² conductor cross section, rigid) | Nominal voltage | 800 V |
Nominal cross section | 2.5 mm² | Conductor cross section rigid | 0.5 mm² ... 4 mm² |
Conductor cross section, rigid [AWG] | 20 ... 12 (converted acc. to IEC) | Conductor cross-section flexible (ferrule without plastic sleeve) | 1.5 mm² ... 2.5 mm² |
Flexible conductor cross section (ferrule with plastic sleeve) | 1.5 mm² ... 2.5 mm² | Identification | II 2 G Ex eb IIC Gb |
Operating temperature range | -60 °C ... 110 °C | Ex-certified accessories | 1088747 D-PTV 2,5/4-TWIN
1083618 DS-PTV 2,5/4
3024481 ATP-ST 6
1204517 SZF 1-0,6X3,5
3022276 CLIPFIX 35-5 |
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
Plug-in bridge / FBS 50-5 / 3038930 | Bridge data | 20.5 A / 2.5 mm² |
Ex temperature increase | 40 K (21,1 A / 2,5 mm²) | Rated voltage | 550 V |
for bridging with bridge | 550 V | - At bridging between non-adjacent terminal blocks | 352 V |
- At cut-to-length bridging | 275 V | - At cut-to-length bridging with cover | 275 V |
- At cut-to-length bridging with partition plate | 550 V | Rated insulation voltage | 500 V |
output | (Permanent) | Rated current | 20.5 A (2.5 mm²) |
Maximum load current | 24.5 A (4 mm²) | Contact resistance | 0.8 mΩ |
Nominal cross section | 2.5 mm² | Rated cross section AWG | 14 |
Connection capacity rigid | 0.14 mm² ... 4 mm² | Connection capacity AWG | 26 ... 12 |
Connection capacity flexible | 0.14 mm² ... 4 mm² | Connection capacity AWG | 26 ... 12 |
Width | 5.2 mm | End cover width | 2.2 mm |
Height | 60 mm | Depth | 45.7 mm |
Depth on NS 35/7,5 | 47.2 mm | Depth on NS 35/15 | 54.7 mm |
Color | green (RAL 6021) | Flammability rating according to UL 94 | V0 |
Insulating material group | I | Insulating material | PA |
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) 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 |
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 | Result | Test passed |
Requirement temperature-rise test | Increase in temperature ≤ 45 K | Result | Test passed |
Short-time withstand current 2.5 mm² | 0.3 kA | Result | Test passed |
Test voltage setpoint | 2 kV | Result | Test passed |
Open side panel | Yes | Result | Test passed |
DIN rail/fixing support | NS 35 | Test force setpoint | 1 N |
Result | Test passed | Rotation speed | 10 rpm |
Revolutions | 135 | Conductor cross section/weight | 0.14 mm² / 0.2 kg
2.5 mm² / 0.7 kg
4 mm² / 0.9 kg |
Result | Test passed | Temperature cycles | 192 |
Result | Test passed | Time of exposure | 30 s |
Result | Test passed | Specification | DIN EN 50155 (VDE 0115-200):2018-05 |
Spectrum | Service life test category 2, bogie-mounted | Frequency | f |
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 | Specification | DIN EN 50155 (VDE 0115-200):2018-05 |
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 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 % |
Connection in acc. with standard | IEC 60947-7-1 | Mounting type | NS 35/7,5
NS 35/15 |
Specifications may be subject to change without notice