DFK-2,8 BU
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Panel feed-through terminal block
0706029
Panel feed-through terminal block, connection method: Screw connection with tension sleeve, Solder/Slip-on connection, number of positions: 1, load current: 18 A, cross section: 0.2 mm2 - 4 mm2, connection direction of the conductor to plug-in direction: 90 °, width: 6 mm, color: blue
Product details
| Product type | Panel feed-through terminal block |
| Product family | DFK 4 |
| Number of positions | 1 |
| Pitch | 6 mm |
| Number of connections | 2 |
| Number of potentials | 1 |
| Properties | |
| Nominal current IN | 17.5 A |
| Nominal voltage UN | 400 V |
| Rated voltage (III/3) | 400 V |
| Rated surge voltage (III/3) | 4 kV |
| Connection technology | |
| Nominal cross section | 4 mm² |
| Conductor connection exterior | |
| Connection method | Screw connection with tension sleeve |
| Connection direction of the conductor to plug-in direction | 90 ° |
| Conductor cross section rigid | 0.2 mm² ... 4 mm² |
| Conductor cross section flexible | 0.2 mm² ... 4 mm² |
| Conductor cross section flexible, with ferrule without plastic sleeve | 0.25 mm² ... 4 mm² |
| Conductor cross section, flexible, with ferrule, with plastic sleeve | 0.25 mm² ... 2.5 mm² |
| 2 conductors with same cross section, solid | 0.2 mm² ... 1 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 mm² |
| 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² ... 2.5 mm² |
| Internal cylindrical gage | A3 |
| Stripping length | 9 mm |
| Tightening torque | 0.6 Nm ... 0.8 Nm |
| Conductor connection interior | |
| Connection method | Solder/Slip-on connection |
| Connection direction of the conductor to plug-in direction | 0 ° |
| Conductor cross section rigid | 0.2 mm² ... 1.5 mm² |
| Conductor cross section flexible | 0.2 mm² ... 1.5 mm² |
| Internal cylindrical gage | A3 |
| Material data - contact | |
| Note | WEEE/RoHS-compliant, free of whiskers according to IEC 60068-2-82/JEDEC JESD 201 |
| Contact material | Cu alloy |
| Surface characteristics | tin-plated |
| Material data - housing | |
| Color (Housing) | blue (5015) |
| Insulating material | PA |
| Insulating material group | I |
| CTI according to IEC 60112 | 600 |
| Flammability rating according to UL 94 | V2 |
| Safety note | |
| Safety note | • Only electrically qualified personnel may install and operate the product. To recognize and prevent danger, the qualified personnel must be familiar with the basics of electrical engineering. |
| • Observe the technical data provided here and refer to the documents listed under “Downloads”. The download area contains important information, such as installation notes, technical drawings, and 3D data. | |
| • The cable entry funnel is not safe to touch. Never connect or disconnect the terminal when it is energized. Take appropriate steps to ensure touch protection. | |
| Dimensional drawing |
|
| Pitch | 6 mm |
| Width [w] | 6 mm |
| Height [h] | 20.8 mm |
| Length [l] | 37.5 mm |
| Test for conductor damage and slackening | |
| Specification | IEC 60947-7-1:2009-04 |
| Result | Test passed |
| Pull-out test | |
| Specification | IEC 60947-7-1:2009-04 |
| Conductor cross section/conductor type/tractive force setpoint/actual value | 0.2 mm² / solid / > 10 N |
| 0.2 mm² / flexible / > 10 N | |
| 4 mm² / solid / > 60 N | |
| 4 mm² / flexible / > 60 N | |
| Temperature-rise test | |
| Specification | IEC 60947-7-1:2009-04 |
| Requirement temperature-rise test | Increase in temperature ≤ 45 K |
| Short-time withstand current | |
| Specification | IEC 60947-7-1:2009-04 |
| Air clearances and creepage distances | 1. Insulation coordination | |
| Specification | IEC 60947-7-1:2009-04 |
| Insulating material group | I |
| Comparative tracking index (IEC 60112) | CTI 600 |
| Rated insulation voltage (III/3) | 400 V |
| Rated surge voltage (III/3) | 4 kV |
| minimum clearance value - non-homogenous field (III/3) | 3 mm |
| minimum creepage distance (III/3) | 5 mm |
| Vibration test | |
| Specification | IEC 60068-2-6:2007-12 |
| Frequency | 10 - 150 - 10 Hz |
| Sweep speed | 1 octave/min |
| Amplitude | 0.35 mm (10 Hz ... 60.1 Hz) |
| Acceleration | 5g (60.1 Hz ... 150 Hz) |
| Test duration per axis | 2.5 h |
| Test directions | X-, Y- and Z-axis |
| Glow-wire test | |
| Specification | IEC 60695-2-11:2014-02 |
| Temperature | 960 °C |
| Time of exposure | 30 s |
| Ambient conditions | |
| Ambient temperature (operation) | -40 °C ... 100 °C (Depending on the current carrying capacity/derating curve) |
| Ambient temperature (storage/transport) | -40 °C ... 70 °C |
| Relative humidity (storage/transport) | 30 % ... 70 % |
| Ambient temperature (assembly) | -5 °C ... 100 °C |
| Type of packaging | packed in cardboard |
Your advantages
Well-known connection principle allows worldwide use
Low temperature rise, thanks to maximum contact force
Allows connection of two conductors
Tool-free snap-in principle enables easy mounting on the device panel