Phoenix ContactFeed-through terminal blocks, multi-conductor terminal blocks, and multi-level terminal blocks
Product Model
UK 3-MSTB-5,08
Key Features
- 1High-Quality Connectivity: Reliable 5.08 mm pitch connections ensure secure and efficient signal transmission.
- 2Industrial Grade: Designed for demanding industrial applications with a maximum voltage of 250V and 10A rating.
- 3Easy Installation: Screw connection makes installation straightforward and hassle-free.
- 4Gray Color: Durable gray color resists corrosion and maintains appearance over time.
- 5Not Grounded, Not Fused: Suitable for applications where grounding or fusing is not required, offering flexibility in design.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| General | Current and voltage are determined by the plug used. | Product type | Feed-through terminal block |
| Product family | UK 3-MSTB | Number of positions | 1 |
| Pitch | 5.08 mm | Number of connections | 3 |
| Number of rows | 2 | Potentials | 1 |
| Article revision | 09 | Overvoltage category | III |
| Degree of pollution | 3 | Rated surge voltage | 4 kV |
| Maximum power dissipation for nominal condition | 0.77 W | Number of connections per level | 3 |
| Nominal cross section | 2.5 mm² | Rated cross section AWG | 12 |
| Screw thread | M3 | Tightening torque | 0.5 ... 0.6 Nm |
| Stripping length | 8 mm | Internal cylindrical gage | A3 |
| 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 |
| 2 conductors with same cross section, solid | 0.2 mm² ... 1.5 mm² | 2 conductors with same cross section, flexible | 0.2 mm² ... 1 mm² |
| 2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 0.25 mm² ... 0.5 mm² | 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² ... 1 mm² |
| Nominal current | 12 A | Maximum load current | 12 A (with 4 mm² conductor cross section) |
| Nominal voltage | 250 V | Width | 5.08 mm |
| End cover width | 2.5 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 | Pitch | 5.08 mm |
| Color | gray (RAL 7042) | Flammability rating according to UL 94 | V2 |
| Insulating material group | I | Insulating material | PA |
| Contact surface | Tin Sn | Temperature index of insulation material (DIN EN 60216-1 (VDE 0304-21)) | 125 °C |
| Relative insulation material temperature index (Elec., UL 746 B) | 125 °C | Result | Test passed |
| Short-time withstand current 1 mm² | 0.12 kA | Result | Test passed |
| Test voltage setpoint | 1.5 kV | Result | Test passed |
| Open side panel | Yes | DIN rail/fixing support | NS 32/NS 35 |
| Result | Test passed | Time of exposure | 30 s |
| Result | Test passed | Specification | DIN EN 50155 (VDE 0115-200):2018-05 |
| Spectrum | Service life test category 2, bogie-mounted | Frequency | f |
| ASD level | 0.964 (m/s²)²/Hz | Acceleration | 0.58g |
| Test duration per axis | 5 h | Test directions | X-, Y- and Z-axis |
| Result | Test passed | Specification | DIN EN 50155 (VDE 0115-200):2018-05 |
| Pulse shape | Half-sine | Acceleration | 5g |
| Shock duration | 30 ms | Number of shocks per direction | 3 |
| Test directions | X-, Y- and Z-axis (pos. and neg.) | Result | Test passed |
| Ambient temperature (operation) | -60 °C (max. operating temperature see derating curve) | 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 % |
| Mounting type | NS 32
NS 35/15
NS 35/7,5 |
Specifications may be subject to change without notice