| Specification |
Description |
| Part Number |
3211443 |
| Manufacturer |
Phoenix Contact |
| Part Type |
Double-level terminal block |
| Model |
PTTB 2,5-2DIO/O-UL/O-UR |
| Connection Method |
Push-in connection |
| Number of Levels |
2 |
| Number of Connections |
4 |
| Nominal Cross Section |
2.5 mm² |
| Conductor Cross Section |
0.14 mm² - 4 mm² (solid), 0.14 mm² - 2.5 mm² (flexible) |
| Conductor Cross Section AWG |
26 - 12 |
| Stripping Length |
8 mm - 10 mm |
| Nominal Current |
20 A |
| Maximum Load Current |
26 A (with 4 mm² conductor cross section) |
| Nominal Voltage |
500 V |
| Rated Surge Voltage |
6 kV |
| Overvoltage Category |
III |
| Insulating Material |
Polyamide (PA) |
| Flammability Rating |
UL 94 V0 |
| Colour |
Grey |
| Width |
5.2 mm |
| Length |
68 mm |
| Height (NS 35/7.5) |
47.5 mm |
| Height (NS 35/15) |
55 mm |
| Mounting Type |
NS 35/7.5, NS 35/15 |
| Integrated Diode |
Diode 1N 4007, reverse voltage: 1300 V, maximum continuous current: 0.5 A |
| Approvals |
CSA, UL Recognized, cUL Recognized, EAC, cULus Recognized |
| eCl@ss Classification |
4.0: 27-14-11-21, 4.1: 27-14-11-21, 5.0: 27-14-11-20, 5.1: 27-14-11-20 |
| ETIM Classification |
2.0: EC000897, 3.0: EC000897, 4.0: EC000897, 5.0: EC000903 |
| UNSPSC Classification |
6.01: 39121410, 7.09: 39121410, 12.01: 39121410, 13.2: 39121410 |
The Phoenix Contact 3211443 is a high-quality double-level terminal block designed for efficient and reliable electrical connections. Featuring a push-in connection method, this terminal block allows for easy and tool-free wiring of conductors with ferrules or solid conductors. Its compact design and front connection enable wiring in confined spaces, making it ideal for various industrial applications. The integrated diode ensures optimal performance, while the robust polyamide insulating material provides excellent durability and safety. This terminal block is suitable for use with a wide range of conductor cross sections and is approved by multiple standards, ensuring compliance and reliability.
The Phoenix Contact 3211443 is a high-quality double-level terminal block designed for efficient and reliable electrical connections. This terminal block features an integrated diode and supports a cross-section range from 0.14 mm² to 4 mm², making it versatile for various applications. The push-in connection method allows for easy and tool-free wiring, ensuring a secure and stable connection. With a compact width of 5.2 mm and a height of 47.5 mm when mounted on NS 35/7.5 or 55 mm on NS 35/15, it is ideal for use in confined spaces. The terminal block is constructed from durable PA insulating material, rated with a flammability rating of UL 94V0, ensuring long-lasting performance. It supports a nominal current of up to 20 A and a nominal voltage of 500 V, making it suitable for demanding electrical environments. The Phoenix Contact 3211443 is a reliable choice for professionals seeking a robust and efficient terminal block solution.
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8 min read
January 7, 2025
