Feed-through connector, nominal cross section: 4 mm2, color: green, nominal current: 20 A, rated voltage (III/2): 630 V, contact surface: Sn, contact connection type: Pin, number of rows: 1, number of positions: 9, product range: DFK-PC 4/..-GF, pitch: 7.62 mm, connection method: Screw connection with tension sleeve, screw head form: L Slotted, mounting: Direct mounting, conductor/PCB connection direction: 0 °, number of solder pins per potential: 1, plug-in system: COMBICON PC 4, Pin connector pattern alignment: Standard, locking: Screw locking mechanism, mounting method: Threaded flange, type of packaging: packed in cardboard
| Product type | Feed-through connector |
| Product family | DFK-PC 4/..-GF |
| Product line | COMBICON Connectors L |
| Number of positions | 9 |
| Pitch | 7.62 mm |
| Number of rows | 1 |
| Solder pins per potential | 1 |
| Properties | |
| Nominal current IN | 20 A |
| Nominal voltage UN | 630 V |
| Contact resistance | 0.4 mΩ |
| Rated voltage (III/3) | 400 V |
| Rated surge voltage (III/3) | 6 kV |
| Rated voltage (III/2) | 630 V |
| Rated surge voltage (III/2) | 6 kV |
| Rated voltage (II/2) | 1000 V |
| Rated surge voltage (II/2) | 6 kV |
| Connection technology | |
| Type | Feed-through header |
| Connector system | COMBICON PC 4 |
| Nominal cross section | 4 mm² |
| Contact connection type | Pin |
| Interlock | |
| Locking type | Screw locking mechanism |
| Mounting flange | Threaded flange |
| Conductor connection | |
| Connection method | Screw connection with tension sleeve |
| Connection direction of the conductor to plug-in direction | 0 ° |
| Conductor cross section rigid | 0.2 mm² ... 4 mm² |
| Conductor cross section flexible | 0.2 mm² ... 4 mm² |
| Conductor cross section AWG | 24 ... 10 |
| 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 ... 4 mm² |
| 2 conductors with same cross section, solid | 0.2 mm² ... 2.5 mm² |
| 2 conductors with same cross section, flexible | 0.2 mm² ... 2.5 mm² |
| 2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 0.2 mm² ... 1.5 mm² |
| 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² ... 2.5 mm² |
| Cylindrical gauge a x b / diameter | 3.6 mm x 3.1 mm / 3.0 mm |
| Stripping length | 7 mm |
| Drive form screw head | Slotted (L) |
| Tightening torque | 0.5 Nm ... 0.6 Nm |
| Mounting type | Direct mounting |
| 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 | hot-dip tin-plated |
| Metal surface terminal point (top layer) | Tin (5 - 7 µm Sn) |
| Metal surface contact area (top layer) | Tin (5 - 7 µm Sn) |
| Material data - housing | |
| Color (Housing) | green (6021) |
| Insulating material | PA |
| Insulating material group | I |
| CTI according to IEC 60112 | 600 |
| Flammability rating according to UL 94 | V0 |
| Glow wire flammability index GWFI according to EN 60695-2-12 | 850 |
| Glow wire ignition temperature GWIT according to EN 60695-2-13 | 775 |
| Temperature for the ball pressure test according to EN 60695-10-2 | 125 °C |
| Notes on operation | In accordance with IEC 61984, COMBICON connectors have no switching power (COC). During designated use, they must not be plugged in or disconnected when carrying voltage or under load. |
| Dimensional drawing |
|
| Pitch | 7.62 mm |
| Width [w] | 90.2 mm |
| Height [h] | 30.5 mm |
| Length [l] | 32 mm |
| Installed height | 30.5 mm |
| Test for conductor damage and slackening | |
| Specification | IEC 60999-1:1999-11 |
| Result | Test passed |
| Pull-out test | |
| Specification | IEC 60999-1:1999-11 |
| 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 | |
| Insertion and withdrawal forces | |
| Result | Test passed |
| No. of cycles | 25 |
| Insertion strength per pos. approx. | 8 N |
| Withdraw strength per pos. approx. | 6 N |
| Torque test | |
| Specification | IEC 60999-1:1999-11 |
| Resistance of inscriptions | |
| Specification | IEC 60068-2-70:1995-12 |
| Result | Test passed |
| Polarization and coding | |
| Specification | IEC 60512-7:1993-08 (Polarization) |
| Result | Test passed |
| Visual inspection | |
| Specification | IEC 60512-1-1:2002-02 |
| Result | Test passed |
| Dimension check | |
| Specification | IEC 60512-1-2:2002-02 |
| Result | Test passed |
| Thermal test | Test group C | |
| Specification | IEC 60512-5-1:2002-02 |
| Tested number of positions | 12 |
| Insulation resistance | |
| Specification | IEC 60512-3-1:2002-02 |
| Insulation resistance, neighboring positions | 1012 Ω |
| Air clearances and creepage distances | | |
| Specification | IEC 60664-1:2007-04 |
| Insulating material group | I |
| Comparative tracking index (IEC 60112) | CTI 600 |
| Rated insulation voltage (III/3) | 400 V |
| Rated surge voltage (III/3) | 6 kV |
| minimum clearance value - non-homogenous field (III/3) | 5.5 mm |
| minimum creepage distance (III/3) | 5.5 mm |
| Rated insulation voltage (III/2) | 630 V |
| Rated surge voltage (III/2) | 6 kV |
| minimum clearance value - non-homogenous field (III/2) | 5.5 mm |
| minimum creepage distance (III/2) | 5.5 mm |
| Rated insulation voltage (II/2) | 1000 V |
| Rated surge voltage (II/2) | 6 kV |
| minimum clearance value - non-homogenous field (II/2) | 5.5 mm |
| minimum creepage distance (II/2) | 5.5 mm |
| Vibration test | |
| Specification | IEC 60068-2-6:1995-03 |
| 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 |
| Durability test | |
| Specification | IEC 60512-5:1992-08 |
| Impulse withstand voltage at sea level | 7.3 kV |
| Contact resistance R1 | 0.4 mΩ |
| Contact resistance R2 | 0.6 mΩ |
| Insertion/withdrawal cycles | 25 |
| Climatic test | |
| Specification | ISO 6988:1985-02 |
| Corrosive stress | KFW 0.2 S/1 cycle |
| Thermal stress | 100 °C/168 h |
| Power-frequency withstand voltage | 3.31 kV |
| Ambient conditions | |
| Ambient temperature (operation) | -40 °C ... 100 °C (dependent on the 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 |
| Nominal voltage UN | Nominal current IN | Cross section AWG | Cross section mm2 | |
|---|---|---|---|---|
| Use group B | ||||
| 300 V | 20 A | 28 - 10 | ||
| Use group C | ||||
| 300 V | 20 A | 28 - 10 | ||
| Nominal voltage UN | Nominal current IN | Cross section AWG | Cross section mm2 | |
|---|---|---|---|---|
| Use group B | ||||
| 300 V | 35 A | 30 - 10 | ||
| Use group C | ||||
| 300 V | 35 A | 30 - 10 | ||
| Use group D | ||||
| 600 V | 5 A | 30 - 10 | ||