Cart
0
Product
Products
(empty)
No products
$0.00
Total
Product successfully added to your shopping cart
Quantity
Total
There are 0 items in your cart.
There is 1 item in your cart.
Total products
Total
View larger
UTTB 2,5 BU 3044649 PHOENIX CONTACT Double-level terminal block
UTTB 2,5 BU
3044649
PHOENIX_CONTACT
50
Double-level terminal block
Double-deck terminal block, nominal voltage: 500 V, nominal current: 24 A, connection type: Screw connection, Sizing cross-section: 2.5 mm², cross-section: 0.14 mm² - 4 mm², installation class: NS 35/7.5, NS 35/15, color: blue
Double-level terminal block, nom. voltage: 500 V, nominal current: 24 A, connection method: Screw connection, Rated cross section: 2.5 mm2, cross section: 0.14 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, color: blue
Terminal blocks > Feed-through terminal block
Modular TBs
Brand new product in its original packaging covered by the warranties and certifications provided by PHOENIX_CONTACT
Related products
▲Best sellers
▲More info
▲Technical data
Product properties
| Product type | Multi-level terminal block |
| Area of application | Railway industry |
| Machine building | |
| Plant engineering | |
| Process industry | |
| Number of connections | 4 |
| Number of rows | 2 |
| Potentials | 2 |
| Data management status | |
| Article revision | 17 |
| 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 | 2 |
| Nominal cross section | 2.5 mm² |
| Level 1+2 | |
| Screw thread | M3 |
| Tightening torque | 0.5 ... 0.6 Nm |
| Stripping length | 9 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 |
| 2 conductors with same cross section, solid | 0.14 mm² ... 1.5 mm² |
| 2 conductors with same cross section, flexible | 0.14 mm² ... 1.5 mm² |
| 2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 0.14 mm² ... 1.5 mm² |
| 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² ... 1.5 mm² |
| Nominal current | 24 A |
| Maximum load current | 28 A (in case of a 4 mm² conductor cross section, the maximum load current must not be exceeded by the total current of all connected conductors.) |
| Nominal voltage | 500 V |
| Nominal cross section | 2.5 mm² |
Ex data
| Rated data (ATEX/IECEx) | |
| Identification | II 2 GD Ex eb IIC Gb |
| Operating temperature range | -60 °C ... 110 °C |
| Ex-certified accessories | 3047293 D-UTTB 2,5/4 |
| 3047303 DP-UTTB 2,5/4 | |
| 3047316 ATP-UTTB 2,5/4 | |
| 1205053 SZS 0,6X3,5 | |
| 3022276 CLIPFIX 35-5 | |
| 3022218 CLIPFIX 35 | |
| 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 | |
| Bridge data | 20 A / 2.5 mm² |
| Ex temperature increase | 40 K (22.5 A / 2.5 mm²) |
| Rated voltage | 352 V |
| for bridging with bridge | 352 V |
| - At bridging between non-adjacent terminal blocks | 352 V |
| - At bridging between non-adjacent terminal blocks via PE terminal block | 275 V |
| - At cut-to-length bridging with cover | 220 V |
| - At cut-to-length bridging with partition plate | 176 V |
| Rated insulation voltage | 320 V |
| output | (Permanent) |
| Ex level General | |
| Rated current | 20 A |
| Maximum load current | 24 A |
| Ex connection data General | |
| Torque range | 0.5 Nm ... 0.6 Nm |
| 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 ... 2.5 mm² |
| Connection capacity AWG | 26 ... 14 |
| 2 conductors with same cross section, solid | 0.14 mm² ... 1.5 mm² |
| 2 conductors with the same cross-section AWG rigid | 26 ... 16 |
| 2 conductors with same cross section, stranded | 0.14 mm² ... 1.5 mm² |
| 2 conductors with the same cross-section AWG flexible | 26 ... 16 |
| output | (Permanent) |
| Ex level Level 1 | |
| Contact resistance | 0.6 mΩ |
| output | (Permanent) |
| Ex level Level 2 | |
| Contact resistance | 0.4 mΩ |
Dimensions
| Width | 5.2 mm |
| End cover width | 2.2 mm |
| Height | 69.9 mm |
| Depth | 64.4 mm |
| Depth on NS 35/7,5 | 65 mm |
| Depth on NS 35/15 | 72.5 mm |
Material specifications
| Color | blue (RAL 5015) |
| 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)) | 130 °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) | 28 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 properties
| Mechanical data | |
| Open side panel | Yes |
Environmental and real-life conditions
| Ambient conditions | |
| 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 % |
Standards and regulations
| Connection in acc. with standard | IEC 60947-7-1 |
Mounting
| Mounting type | NS 35/7,5 |
| NS 35/15 |
| Feature Name | Feature Value |
|---|---|
| Connectable conductor cross section fine-strand without cable end sleeve (EF007341) | 0.14 mm² |
| Connectable conductor cross section fine-strand with cable end sleeve (EF007339) | 0.14 mm² |
| Connectable conductor cross section solid-core (EF007337) | 0.14 mm² |
| Connectable conductor cross section multi-wired (EF007343) | 0.14 mm² |
| Rated current In (EF008250) | 24 A |
| Rated voltage (EF000228) | 500 V |
| Type of electrical connection 1 (EF002526) | Screw connection |
| Type of electrical connection 2 (EF002527) | Screw connection |
| Number of levels (EF002659) | 2 |
| Number of clamp positions per level (EF002660) | 2 |
| Suitable for conductor material (EF012572) | Aluminium/copper |
| Mounting method (EF000003) | DIN rail (top hat rail) 35 mm |
| Material insulation body (EF007543) | Other |
| Inflammability class of insulation material according to UL94 (EF002521) | V0 |
| Width (EF000008) | 5.2 mm |
| Height (EF000040) | 69.9 mm |
| Depth (EF000049) | 64.4 mm |
| Explosion-tested version 'Ex e' (EF008498) | Yes |
| Closing plate required (EF002525) | Yes |
| Colour (EF000007) | Blue |
| Internally connected stages (EF002661) | No |
Datasheet - PDF
▲| Title: | Size: | Type: |
|---|---|---|
| PDF CATALOG PHOENIX TERMINAL BLOCKS EN.pdf | 69 Mbytes |
|
| PHOENIX CONTACT-3044649-UTTB 2,5 BU | 120 Kbytes |
|
Reviews (0) ▲
No customer reviews for the moment.
Add Review
hide form
| Rating: |
|
| Name: | |
| Email: | |
| Subject: | |
| Text: | |
| Do you recommend this product to buy? | |
|
|
|
| Add review | |
All ratings we receive from the items we offer are real and verified. A small gesture, but a lot of value. That's why we thank you for that minute you invest in leaving us your opinion and qualification about the products, because it helps us to continue improving and to offer you a service of even higher quality.