
2839648
PT 2+1-S-48DC-ST - Type 3 surge protection plug
Protective plug PT with device surge protection for power supply units, visual error display. 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.
Product properties
| IEC power supply system | DC |
| Type | Male |
| Number of Positions | 2 |
| Surge protection fault message | optical |
Insulation characteristics
| Overvoltage category | III |
| Pollution degree | 2 |
| Arrester can be tested with CHECKMASTER from software version: | From SW rev. 1.00 |
| IEC test classification | III |
| IEC test classification | T3 |
| EN type | T3 |
| Number of Ports | One |
Dimensions
| Width | 17.5 mm |
| Height | 44.8 mm |
| Depth | 51.7 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) |
| Color | Copper |
| Flammability rating according to UL 94 | V-0 |
| CTI value of material | 600 |
| Insulating material | PA 6.6 |
| Housing Material | PA 6.6 |
Protective circuit
| Mode of protection | L-N |
| Mode of protection | L-PE |
| Mode of protection | N-PE |
| Mode of protection | (L+) - (L-) |
| Mode of protection | (L+/L-) - PE |
| Direction of action | 1L-N & N-PE |
| Nominal voltage UN | 48 V DC |
| Maximum continuous voltage UC | 60 V DC |
| Rated load current IL | 26 A (30 °C) |
| Residual current IPE | ≤ 10 µA |
| Nominal discharge current In (8/20) µs | 500 A |
| Combination wave UOC | 1 kV (2 Ω) |
| Combination wave UOC | 1 kV (2 Ω) |
| Voltage protection level Up | ≤ 120 V |
| Response time tA (L-N) | ≤ 1 ns |
| Response time tA (L-PE) | ≤ 1 ns |
| Short-circuit current rating ISCCR | 200 A (without backup fuse for UC) |
| Max. backup fuse with branch wiring | 50 A (gG) |
Ambient conditions
| Degree of Protection | IP20 |
| Ambient Temperature (Operation) | -40 °C ... 80 °C |
| Ambient temperature (storage/transport) | -40 °C ... 80 °C |
| Altitude | ≤ 2000 m (amsl) |
| Permissible humidity (operation) | 5 % ... 95 % |
Standards and Regulations
| Standards/specifications | EN 61643-11 |
| Note | 2012 |
| Standards/specifications | IEC 61643-11 |
| Note | 2011 |
Mounting
| Mounting Type | on base element |
Why Proax for Phoenix Contact 2839648?
Proax is an authorized distributor of Phoenix Contact 2839648 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.
Have a question in mind? to help you get the right product as quickly as possible for your project. We're always here to help!
| Pack Size | 10 |



















