Official DistributorSKU
MPN
3040669
Weight
0.009 kg
Series ST
ST 2,5-QUATTRO/2P BU - Feed-through terminal block
Feed-through terminal block, nom. voltage: 500 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage/plug-in connection, 1st level connection right, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, 1st level connection left, mounting type: NS 35/7,5, NS 35/15, color: blue
- Tested for railway applications
- The plug-in ST-COMBI spring-cage terminal block series combines the system advantages of the ST standard terminal block series with those of the COMBI plug-in system
Technical Specifications
Notes
| General | 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. |
Product properties
| Area of application | Railway industry |
| Area of application | Machine building |
| Area of application | Plant engineering |
| Number of Connections | 4 |
| Number of rows | 1 |
| Potentials | 1 |
Insulation characteristics
| Overvoltage category | III |
| Degree of pollution | 3 |
Electrical properties
| Rated surge voltage | 6 kV |
| Maximum power dissipation for nominal condition | 0.77 W |
Connection data
| Number of connections per level | 4 |
| Nominal cross section | 2.5 mm² |
1st level connection right
| Stripping length | 8 mm ... 10 mm |
| Internal cylindrical gage | A3 |
| Connection in acc. with standard | IEC 61984 |
| 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 |
| Maximum Load Current | 24 A (with 4 mm² conductor cross section) |
| Nominal Voltage | 500 V |
| Nominal cross section | 2.5 mm² |
Dimensions
| Width | 5.2 mm |
| End cover width | 2.2 mm |
| Height | 81 mm |
| Depth on NS 35/7,5 | 36.5 mm |
| Depth on NS 35/15 | 44 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)) | 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 |
Mechanical data
| Open side panel | Yes |
Ambient conditions
| Ambient Temperature (Operation) | -60 °C (max. operating temperature see derating curve) |
| 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 61984 |
Mounting
| Mounting Type | NS 35/7,5 |
| Mounting Type | NS 35/15 |
Accessories
1204517 - Actuation tool, for ST terminal blocks, also suitable for use as a bladed screwdriver, size: 0.6 x 3.5 x 100 mm, 2-component grip, with non-slip grip
3062757 - Cover for conductor shaft, 10-pos., for spring cage terminal blocks (ST) and terminal blocks with push-in technology (PT) with a width of 5.2 mm
3032447 - Component connector, with 47 kOhm resistance for wire-break monitoring, pitch: 5.2 mm, depth: 34.8 mm, width: 4.1 mm, height: 8.9 mm, number of positions: 2, color: black
3061282 - Cover for actuation shaft, 5-pos., for spring-cage terminal blocks with width of 5.2 mm
0801733 - DIN rail perforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, Standard profile, color: silver
0801681 - DIN rail, unperforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, Standard profile, color: silver
1204119 - DIN rail perforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, Galvanized, white passivated, Standard profile, color: silver
1204122 - DIN rail, unperforated, Pack of 10 (20 m), acc. to EN 60715, material: Steel, Galvanized, white passivated, Standard profile, color: silver- 0801704 - DIN rail, unperforated, Pack of 25 (50 m), acc. to EN 60715, material: Aluminum, uncoated, Standard profile, color: silver
1206421 - DIN rail perforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, galvanized, Standard profile, color: silver
1206434 - DIN rail, unperforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, galvanized, Standard profile, color: silver
0801762 - DIN rail, unperforated, Pack of 10 (20 m), acc. to EN 60715, material: Copper, uncoated, Standard profile, color: copper-colored
0201744 - Test plug, with solder connection up to 1 mm2 conductor cross section, number of positions: 1, color: gray
3036725 - Spacer plate, depth: 29 mm, width: 5.2 mm, height: 22.4 mm, number of positions: 1, color: red
1201662 - End clamp, for end support of UKH 50 to UKH 240, is pushed onto DIN rail NS 35 and fixed with 2 screws, width: 10 mm, color: aluminum
Why Proax for Phoenix Contact ST 2,5-QUATTRO/2P BU?
Proax is an authorized distributor of Phoenix Contact ST 2,5-QUATTRO/2P BU and one of Phoenix Contact's largest distributors in North America. Our highly skilled in-house technical team is ready to assist with any technical needs.
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Additional Information
| Alternate Names | ST25QUATTRO2PBU |
| Pack Size | 50 |
Recommended
3031309 - Feed-through terminal block, with cover, nom. voltage: 500 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage/plug-in connection, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, 1st level connection left, mounting type: NS 35/7,5, NS 35/15, color: gray
3209853 - Screw flange, for screwing COMBI plugs, with the same structure and pitch as the relevant COMBI terminal blocks
3040041 - Spring cage ground terminal block, number of connections: 4, connection method: Spring-cage/plug-in connection, 1st and 2nd level connection left, cross section: 0.08 mm2 - 4 mm2, 1st level connection right, mounting type: NS 35/7,5, NS 35/15, color: green-yellow
3040038 - Feed-through terminal block, nom. voltage: 500 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage/plug-in connection, 1st level connection right, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, 1st level connection left, mounting type: NS 35/7,5, NS 35/15, color: gray
3042081 - Multi-position feed-through modular terminal block with double plug connection on both sides, width: 5.2 mm, color: blue
3061208 - Screw flange, for screwing COMBI plugs, with the same structure and pitch as the relevant COMBI terminal blocks
3042162 - Spring cage ground terminal block, number of connections: 4, connection method: Plug-in connection, 1 level, cross section: 0.08 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, color: green-yellow
3042159 - Feed-through terminal block, nom. voltage: 500 V, nominal current: 24 A, number of connections: 4, connection method: Plug-in connection, 1 level, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, color: gray
3028924 - Component terminal block, for installing components that can be individually selected, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, cross section: 0.08 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, color: black
3038752 - Component terminal block, for installing components that can be individually selected, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, cross section: 0.08 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, color: gray
3036534 - Component terminal block, with integrated diode, nom. voltage: 800 V, nominal current: 0.5 A, connection method: Spring-cage connection, Rated cross section: 1 mm2, cross section: 0.08 mm2 - 4 mm2, mounting: NS 35/7,5, NS 35/15, color: gray
3036233 - Component terminal block, with integrated diode, nom. voltage: 800 V, nominal current: 0.5 A, connection method: Spring-cage connection, Rated cross section: 1 mm2, cross section: 0.08 mm2 - 4 mm2, mounting: NS 35/7,5, NS 35/15, color: gray
3028937 - Component terminal block, with integrated diode, nom. voltage: 800 V, nominal current: 0.5 A, connection method: Spring-cage connection, Rated cross section: 1 mm2, cross section: 0.08 mm2 - 4 mm2, mounting: NS 35/7,5, NS 35/15, color: orange
3002216 - Component terminal block, with integrated diode 1N 5408K, nom. voltage: 800 V, nominal current: 1.5 A, 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
3002214 - Component terminal block, with integrated diode 1N 5408K, nom. voltage: 800 V, nominal current: 1.5 A, 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
3031307 - Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 4, connection method: Spring-cage connection, Rated cross section: 2.5 mm2, cross section: 0.08 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, color: orange
3037834 - Knife-disconnect terminal block, 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: blue
3035030 - Knife-disconnect terminal block, 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: black
