Official DistributorSKU
MPN
UK 3 N BU
Weight
0.007 kg
Series UK
UK 3 N BU - Feed-through terminal block
Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 2, connection method: Screw connection, Rated cross section: 2.5 mm2, cross section: 0.2 mm2 - 4 mm2, mounting type: NS 32, NS 35/15, NS 35/7,5, color: blue
- Universal foot which can be used on NS 35... and NS 32... DIN rails
- The UK universal screw terminal block series has the typical features which are decisive for practical applications
- Potential distribution via fixed bridges in the terminal center or insertion bridges in the clamping space
Technical Specifications
Product properties
| Number of Connections | 2 |
| Number of rows | 1 |
| Potentials | 1 |
Insulation characteristics
| Overvoltage category | III |
| Degree of pollution | 3 |
Electrical properties
| Rated surge voltage | 8 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 above 1 below 1
| Screw thread | M3 |
| Tightening torque | 0.6 ... 0.8 Nm |
| Stripping length | 8 mm |
| Connection in acc. with standard | IEC 60947-7-1 |
| Conductor cross section rigid | 0.2 mm² ... 4 mm² |
| Cross section AWG | 24 ... 12 (converted acc. to IEC) |
| Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross section, flexible [AWG] | 24 ... 14 (converted acc. to IEC) |
| Conductor cross-section flexible (ferrule without plastic sleeve) | 0.25 mm² ... 2.5 mm² |
| Flexible conductor cross section (ferrule with plastic sleeve) | 0.25 mm² ... 1.5 mm² |
| Cross-section with insertion bridge, rigid | 4 mm² |
| Cross-section with insertion bridge, flexible | 2.5 mm² |
| 2 conductors with same cross section, solid | 0.2 mm² ... 1.5 mm² |
| 2 conductors with same cross section, flexible | 0.2 mm² ... 1.5 mm² |
| 2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 0.25 mm² ... 1.5 mm² |
| 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² ... 1 mm² |
| Nominal Current | 24 A |
| Maximum Load Current | 32 A (with 4 mm² conductor cross section) |
| Nominal Voltage | 800 V |
| Nominal cross section | 2.5 mm² |
Rated data (ATEX/IECEx)
| Identification | II 2 GD Ex eb IIC Gb |
| Operating temperature range | -60 °C ... 110 °C |
| Ex-certified accessories | 3003020 D-UK 4/10 |
| Ex-certified accessories | 3006027 D-UK 16 |
| Ex-certified accessories | 3004210 ATP-UK 5-MTK |
| Ex-certified accessories | 1212587 SF-SL 0,6X3,5-100 S-VDE |
| Ex-certified accessories | 1201442 E/UK |
| List of bridges | Fixed bridge / FBR 2-5-EX / 0716129 |
| List of bridges | Fixed bridge / FBR 10-5-EX / 2303226 |
| List of bridges | Fixed bridge / FBR 80-5-EX / 3000942 |
| Bridge data | 18.5 A / 2.5 mm² |
| List of bridges | Insertion bridge / EBL 2- 5 / 2303145 |
| List of bridges | Insertion bridge / EBL 3- 5 / 2303158 |
| List of bridges | Insertion bridge / EBL 4- 5 / 2303161 |
| List of bridges | Insertion bridge / EBL 5- 5 / 2303174 |
| List of bridges | Insertion bridge / EBL 6- 5 / 2303190 |
| List of bridges | Insertion bridge / EBL 10- 5 / 2303132 |
| Bridge data | 20 A / 2.5 mm² |
| Ex temperature increase | 40 K (24 A / 2.5 mm²) |
| Rated voltage | 690 V |
| - At bridging between non-adjacent terminal blocks | 176 V |
| Rated Insulation Voltage | 630 V |
| Output | (Permanent) |
Ex level General
| Rated current | 21.5 A |
| Maximum Load Current | 27.5 A |
| Contact resistance | 0.5 mΩ |
Ex connection data General
| Torque range | 0.6 Nm ... 0.8 Nm |
| Nominal cross section | 2.5 mm² |
| Rated cross section AWG | 14 |
| Connection capacity rigid | 0.2 mm² ... 4 mm² |
| Connection capacity AWG | 24 ... 12 |
| Connection capacity flexible | 0.2 mm² ... 2.5 mm² |
| Connection capacity AWG | 24 ... 14 |
| 2 conductors with same cross section, solid | 0.2 mm² ... 1.5 mm² |
| 2 conductors with the same cross-section AWG rigid | 24 ... 16 |
| 2 conductors with same cross section, stranded | 0.2 mm² ... 1.5 mm² |
| 2 conductors with the same cross-section AWG flexible | 24 ... 16 |
Dimensions
| Width | 5.2 mm |
| End cover width | 1.8 mm |
| Height | 42.5 mm |
| Depth on NS 32 | 52 mm |
| Depth on NS 35/7,5 | 47 mm |
| Depth on NS 35/15 | 54.5 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)) | 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 |
Surge voltage test
| Test voltage setpoint | 9.8 kV |
| Result | Test passed |
Temperature-rise test
| Requirement temperature-rise test | Increase in temperature ≤ 45 K |
| Result | Test passed |
| Short-time withstand current 2.5 mm² | 0.3 kA |
| Short-time withstand current 4 mm² | 0.48 kA |
| Result | Test passed |
Power-frequency withstand voltage
| Test voltage setpoint | 2 kV |
| Result | Test passed |
Mechanical data
| Open side panel | Yes |
Mechanical strength
| Result | Test passed |
Attachment on the carrier
| DIN rail/fixing support | NS 32/NS 35 |
| Test force setpoint | 1 N |
| Result | Test passed |
Test for conductor damage and slackening
| Rotation speed | 10 rpm |
| Revolutions | 135 |
| Conductor cross section/weight | 0.2 mm² / 0.2 kg |
| Conductor cross section/weight | 2.5 mm² / 0.7 kg |
| Conductor cross section/weight | 4 mm² / 0.9 kg |
| Result | Test passed |
Needle-flame test
| Time of exposure | 30 s |
| Result | Test passed |
Oscillation/broadband noise
| Specification | DIN EN 50155 (VDE 0115-200):2008-03 |
| Spectrum | Service life test category 2, bogie-mounted |
| Frequency | f1 = 5 Hz to f2 = 250 Hz |
| ASD level | 6.12 (m/s²)²/Hz |
| Acceleration | 3.12g |
| Test duration per axis | 5 h |
| Test directions | X-, Y- and Z-axis |
| Result | Test passed |
Shocks
| Specification | DIN EN 50155 (VDE 0115-200):2008-03 |
| Pulse shape | Half-sine |
| Acceleration | 30g |
| Shock duration | 18 ms |
| Number of shocks per direction | 3 |
| Test directions | X-, Y- and Z-axis (pos. and neg.) |
| Result | Test passed |
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 32 |
| Mounting Type | NS 35/15 |
| Mounting Type | NS 35/7,5 |
Accessories
FB-150 METER - Cross connection rail, for fixed bridging of identical inputs and outputs, made of Cu, nickel-plated, 1 m long
EA 5-WS - Single covers, for covering one terminal block, with black symbol (lightning flash) snap fit, color: transparent/yellow
SBS 5:UNBEDRUCKT, Marker card, Card, white, unlabeled, can be labeled with: CMS-P1-PLOTTER, perforated, mounting type: snap into tall marker groove, snap into flat marker groove, for terminal block width: 5 mm, lettering field size: 6 x 5.1 mm
NS 32 PERF 2000MM-VPE 10 - DIN rail perforated, Pack of 10 (20 m), acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, G profile, color: silver
NS 32 UNPERF 2000MM-VPE 10 - DIN rail, unperforated, Pack of 10 (20 m), acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, G profile, color: silver
NS 35/ 7,5 PERF 2000MM - DIN rail perforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, Standard profile, color: silver
NS 35/ 7,5 UNPERF 2000MM - DIN rail, unperforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, Standard profile, color: silver
NS 35/ 7,5 WH PERF 2000MM - DIN rail perforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, Galvanized, white passivated, Standard profile, color: silver
NS 35/ 7,5 WH UNPERF 2000MM-VPE 10 - DIN rail, unperforated, Pack of 10 (20 m), acc. to EN 60715, material: Steel, Galvanized, white passivated, Standard profile, color: silver- NS 35/ 7,5 AL UNPERF 2000MM - DIN rail, unperforated, Pack of 25 (50 m), acc. to EN 60715, material: Aluminum, uncoated, Standard profile, color: silver
DIN rail perforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, galvanized, Standard profile, color: silver
NS 35/ 7,5 ZN UNPERF 2000MM - DIN rail, unperforated, Pack of 25 (50 m), acc. to EN 60715, material: Steel, galvanized, Standard profile, color: silver
NS 35/ 7,5 CU UNPERF 2000MM-VPE 10 - DIN rail, unperforated, Pack of 10 (20 m), acc. to EN 60715, material: Copper, uncoated, Standard profile, color: copper-colored
NS 35/15 PERF 2000MM - DIN rail perforated, Pack of 25 (50 m), similar to EN 60715, material: Steel, galvanized, passivated with a thick layer, Standard profile, color: silver
NS 35/15 UNPERF 2000MM - DIN rail, unperforated, Pack of 25 (50 m), similar to EN 60715, material: Steel, galvanized, passivated with a thick layer, Standard profile, color: silver
NS 35/15 WH PERF 2000MM - DIN rail perforated, Pack of 25 (50 m), similar to EN 60715, material: Steel, Galvanized, white passivated, Standard profile, color: white
NS 35/15 WH UNPERF 2000MM-VPE 10 - DIN rail, unperforated, Pack of 10 (20 m), similar to EN 60715, material: Steel, Galvanized, white passivated, Standard profile, color: silver
NS 35/15 AL UNPERF 2000MM - DIN rail, unperforated, similar to EN 60715, material: Aluminum, uncoated, Standard profile, color: silver
NS 35/15 ZN PERF 2000MM - DIN rail perforated, Pack of 25 (50 m), similar to EN 60715, material: Steel, galvanized, Standard profile, color: silver
NS 35/15 ZN UNPERF 2000MM - DIN rail, unperforated, Pack of 25 (50 m), similar to EN 60715, material: Steel, galvanized, Standard profile, color: silver
NS 35/15 CU UNPERF 2000MM-VPE 10 - DIN rail, unperforated, Pack of 10 (20 m), similar to EN 60715, material: Copper, uncoated, Standard profile, color: copper-colored
NS 35/15-2,3 UNPERF 2000MM-VPE 10 - DIN rail, unperforated, Pack of 10 (20 m), acc. to EN 60715, material: Steel, galvanized, passivated with a thick layer, Standard profile 2.3 mm, color: silver
CLIPFIX 35 - Quick mounting end clamp for NS 35/7,5 DIN rail or NS 35/15 DIN rail, with marking option, width: 9.5 mm, color: gray
CLIPFIX 35-5 - Quick mounting end clamp for NS 35/7,5 DIN rail or NS 35/15 DIN rail, with marking option, with parking option for FBS...5, FBS...6, KSS 5, KSS 6, width: 5.15 mm, color: gray
E/UK 1 - End clamps, for supporting the ends of double-level and three-level terminal blocks, width: 10 mm, color: gray
Why Proax for Phoenix Contact 3001514?
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Additional Information
| Pack Size | 50 |
Recommended
UK 3 N BK - Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 2, connection method: Screw connection, Rated cross section: 2.5 mm2, cross section: 0.2 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, NS 32, color: black
UK 3 N GN - Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 2, connection method: Screw connection, Rated cross section: 2.5 mm2, cross section: 0.2 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, NS 32, color: green
UK 3 N OG - Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 2, connection method: Screw connection, Rated cross section: 2.5 mm2, cross section: 0.2 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, NS 32, color: orange
UK 3 N RD - Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 2, connection method: Screw connection, Rated cross section: 2.5 mm2, cross section: 0.2 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, NS 32, color: red
UK 3 N WH - Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 2, connection method: Screw connection, Rated cross section: 2.5 mm2, cross section: 0.2 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, NS 32, color: white
Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 2, connection method: Screw connection, Rated cross section: 2.5 mm2, cross section: 0.2 mm2 - 4 mm2, mounting type: NS 35/7,5, NS 35/15, NS 32, color: yellow
UK 3 N - Feed-through terminal block, nom. voltage: 800 V, nominal current: 24 A, number of connections: 2, connection method: Screw connection, Rated cross section: 2.5 mm2, cross section: 0.2 mm2 - 4 mm2, mounting type: NS 32, NS 35/15, NS 35/7,5, color: gray