2804856
Official DistributorSKU
PHX2804856
MPN
PT 4X1-48AC-ST
Weight
0.027 kg
Series PT
PT 4X1-48AC-ST - Surge protection plug
Protective plug PT with protective circuit for 4 conductors of signal circuits grounded on one side. Nominal voltage: 48 V AC
- Easy testing and documentation with CHECKMASTER 2 with pluggable protective modules
- Maximum ease of maintenance, thanks to the 2-piece design
- Easy selection for all possible demands in MCR applications with a complete product portfolio
- The signal is not influenced during maintenance work, thanks to the impedance-neutral insertion and removal of protective plugs
PT
The Phoenix Contact PT Series comprises feed-through terminal blocks that utilize Push-in connection technology, offering efficient and reliable wiring solutions for various industrial applications. These terminal blocks are designed for straightforward conductor insertion, enhancing installation speed and ensuring secure connections.
- Push-in Connection Technology: The PT Series employs a direct plug-in method, allowing solid conductors or conductors with ferrules to be inserted easily without the need for tools. This design facilitates quick and reliable wiring.
- Compact Design: The terminal blocks feature a space-saving form factor, making them suitable for applications where installation space is limited.
- High Electrical Ratings: Depending on the specific model, the PT Series terminal blocks can handle nominal voltages up to 800 V and nominal currents up to 32 A, accommodating a wide range of electrical requirements.
- Versatile Conductor Compatibility: These terminal blocks support various conductor types and sizes, providing flexibility in wiring configurations.
- Integration with CLIPLINE Complete System: The PT Series is compatible with Phoenix Contact's CLIPLINE complete system, allowing for standardized bridging, marking, and testing accessories, which simplifies inventory management and enhances system modularity.
Technical Specifications
Product properties
| Product family | PLUGTRAB PT |
| IEC test classification | C1 |
| IEC test classification | C2 |
| IEC test classification | C3 |
| IEC test classification | D1 |
| Type | Male |
| Surge protection fault message | none |
| Arrester can be tested with CHECKMASTER from software version: | From SW rev. 3.17 |
Insulation characteristics
| Overvoltage category | III |
| Pollution degree | 2 |
Electrical properties
| Nominal voltage UN | 48 V AC |
Connection data
| Connection Method | Screw connection (in connection with the base element) |
| Screw thread | M3 |
| Tightening torque | 0.5 Nm |
| Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross section rigid | 0.2 mm² ... 4 mm² |
| Conductor cross section AWG | 24 ... 12 |
Dimensions
| Width | 17.7 mm |
| Height | 45 mm |
| Depth | 52 mm |
| Horizontal pitch | 1 Div. |
| Complete module width | 17.7 mm |
| Complete module height | 90 mm |
| Complete module depth | 65.5 mm |
Material specifications
| Color | black (RAL 9005) |
| Flammability rating according to UL 94 | V-0 |
| Housing Material | PA 6.6 |
Mechanical data
| Open side panel | No |
Protective circuit
| Direction of action | Line-Line & Line-Signal Ground/Shield & optional Signal Ground/Shield-Earth Ground |
| Maximum continuous voltage UC | 77 V DC |
| Maximum continuous voltage UC | 55 V AC |
| Rated current | 300 mA (45 °C) |
| Operating effective current IC at UC | ≤ 5 µA |
| Residual current IPE | ≤ 1 µA (with PT 4X1+F-BE) |
| Residual current IPE | ≤ 20 µA (Directly grounded) |
| Nominal discharge current In (8/20) µs (line-ground) | 10 kA |
| Pulse discharge current Iimp (10/350) µs | 2.5 kA (per path) |
| Total discharge current Itotal (8/20) µs | 20 kA |
| Max. discharge current Imax (8/20) µs maximum (line-earth) | 10 kA (per path) |
| Max. discharge current Imax (8/20) µs maximum (line-earth) | 20 kA (in total) |
| Nominal pulse current Ian (10/1000) µs (line-earth) | 12 A |
| Output voltage limitation at 1 kV/µs (line-earth) spike | ≤ 110 V (with PT 4X1-BE) |
| Output voltage limitation at 1 kV/µs (line-earth) spike | ≤ 600 V (with PT 4X1+F-BE) |
| Output voltage limitation at 1 kV/µs (line-earth) static | ≤ 50 V (with PT 4X1+F-BE) |
| Residual voltage at In (conductor-ground) | ≤ 160 V (spike) |
| Residual voltage at In (conductor-ground) | ≤ 110 V (static) |
| Residual voltage with Ian (10/1000) µs (line-signalground) | ≤ 125 V |
| Voltage protection level Up (line-earth) | ≤ 150 V (C2 - 10 kV / 5 kA with PT 4X1-BE) |
| Voltage protection level Up static (line-earth) | ≤ 40 V (C2 - 10 kV / 5 kA with PT 4X1-BE) |
| Response time tA (line-earth) | ≤ 1 ns (with PT 4X1-BE) |
| Response time tA (line-earth) | ≤ 100 ns (with PT 4X1+F-BE) |
| Response time tA (line-signalground) | ≤ 1 ns (with PT 4X1+F-BE) |
| Input attenuation aE, asym. | 0.5 dB (≤ 2.5 MHz / 50 Ω) |
| Input attenuation aE, asym. | 0.2 dB (≤ 0.5 MHz / 150 Ω) |
| Input attenuation aE, asym. | 0.1 dB (≤ 0.1 MHz / 600 Ω) |
| Cut-off frequency fg (3 dB), asym. (PE) in 50 Ω system | typ. 10 MHz |
| Cut-off frequency fg (3 dB), asym. (PE) in 150 Ω system | typ. 3.5 MHz |
| Cut-off frequency fg (3 dB), asym. (PE) in 600 Ω system | typ. 900 kHz |
| Capacity (core-earth) | typ. 400 pF (with PT 4X1-BE) |
| Capacity (core-earth) | typ. 2 pF (with PT 4X1+F-BE) |
| Resistance per path | 4.7 Ω ±10 % |
| Surge protection fault message | none |
| Max. required back-up fuse | 315 mA (T) |
| Impulse durability (line-earth) | C2 - 10 kV / 5 kA |
| Impulse durability (line-earth) | D1 - 2.5 kA |
Ambient conditions
| Degree of Protection | IP20 |
| Ambient Temperature (Operation) | -40 °C ... 85 °C |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Altitude | ≤ 2000 m (amsl) |
Standards and Regulations
| Standards/specifications | IEC 61643-21 |
| Note | 2000 |
Mounting
| Mounting Type | on base element |
Accessories
X-PEN 0,35 - Marker pen without ink cartridge, for manual labeling of markers, labeling extremely wipe-proof, line thickness 0.35 mm
Why Proax for Phoenix Contact 2804856?
Proax is an authorized distributor of Phoenix Contact 2804856 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
| Pack Size | 10 |
Recommended
PT 4X1-BE - Base element for protective plug PT with protective circuit for 4 conductors of signal circuits grounded on one side, with bridge between the connections 3-4 (GND) and 9-10, for mounting on NS 35/7.5 and NS 35/15, housing width: 17.5 mm
PT 4X1-OC-BE - Base element for PT protective plug with protective circuit for four conductors of signal circuits grounded on one side, without bridge between the connections 3-4 (GND) and 9-10, for mounting on NS 35/7,5 and NS 35/15, without coding, housing width: 17.5 mm
PT 4X1+F-BE - Base element for protective plug PT with protective circuit for 4 signal wires, with gas-filled surge arrester between the connections 3-4 (GND) and 9-10, for mounting on NS 35/7.5 and NS 35/15, housing width: 17.5 mm
