| Product type | Printed circuit board terminal |
| Product family | MKDSO 2,5/..-L |
| Type | PCB termination block perpendicular to the PCB |
| Number of positions | 4 |
| Pitch | 5 mm |
| Number of connections | 4 |
| Number of rows | 1 |
| Number of potentials | 4 |
| Pin layout | Linear pinning |
| Solder pins per potential | 1 |
| Properties | |
| Nominal current IN | 24 A |
| Nominal voltage UN | 400 V |
| Rated voltage (III/3) | 250 V |
| Rated surge voltage (III/3) | 4 kV |
| Rated voltage (III/2) | 400 V |
| Rated surge voltage (III/2) | 4 kV |
| Rated voltage (II/2) | 630 V |
| Rated surge voltage (II/2) | 4 kV |
| Connection technology | |
| Nominal cross section | 2.5 mm² |
| Conductor connection | |
| Connection method | Screw connection with tension sleeve |
| Conductor cross-section rigid | 0.14 mm² ... 2.5 mm² |
| Conductor cross-section flexible | 0.14 mm² ... 2.5 mm² |
| Conductor cross-section AWG | 26 ... 14 |
| Conductor cross-section flexible, with ferrule without plastic sleeve | 0.25 mm² ... 2.5 mm² |
| Conductor cross-section, flexible, with ferrule, with plastic sleeve | 0.25 mm² ... 2.5 mm² |
| 2 conductors with same cross section, solid | 0.14 mm² ... 0.75 mm² |
| 2 conductors with same cross section, flexible | 0.14 mm² ... 0.75 mm² |
| 2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 0.25 mm² ... 0.75 mm² |
| 2 conductors with the same cross section, flexible, with TWIN ferrule with plastic sleeve | 0.5 mm² ... 1.5 mm² |
| Stripping length | 8 mm |
| Tightening torque | 0.5 Nm ... 0.6 Nm |
| Mounting type | Wave soldering |
| Pin layout | Linear pinning |
| 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 |
| Metal surface terminal point (top layer) | Tin (5 - 7 µm Sn) |
| Metal surface terminal point (middle layer) | Nickel (2 - 3 µm Ni) |
| Metal surface soldering area (top layer) | Tin (5 - 7 µm Sn) |
| Metal surface soldering area (middle layer) | Nickel (2 - 3 µm Ni) |
| Material data - housing | |
| Color (Housing) | gray (7042) |
| 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 |
| Note on application | For reliable conductor connection, always adhere to a defined tightening torque. During conductor connection (mounting), the terminal blocks must be supported (held with one hand, support on the housing). |
| Dimensional drawing |
|
| Pitch | 5 mm |
| Width [w] | 20.95 mm |
| Height [h] | 21.25 mm |
| Length [l] | 15.3 mm |
| Solder pin length [P] | 3.5 mm |
| Pin dimensions | 0.8 x 1 mm |
| PCB design | |
| Hole diameter | 1.4 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 | 0.14 mm² / solid / > 10 N |
| 0.14 mm² / flexible / > 10 N | |
| 2.5 mm² / solid / > 50 N | |
| 2.5 mm² / flexible / > 50 N | |
| Temperature-rise test | |
| Specification | IEC 60947-7-4:2019-01 |
| Requirement temperature-rise test | The sum of ambient temperature and temperature rise of the PCB terminal block shall not exceed the upper limiting temperature. |
| Short-time withstand current | |
| Specification | IEC 60947-7-4:2019-01 |
| Insulation resistance | |
| Specification | IEC 60512-3-1:2002-02 |
| Insulation resistance, neighboring positions | > 5 MΩ |
| Air clearances and creepage distances | | |
| Specification | IEC 60947-7-4:2019-01 |
| Insulating material group | I |
| Comparative tracking index (IEC 60112) | CTI 600 |
| Rated insulation voltage (III/3) | 250 V |
| Rated surge voltage (III/3) | 4 kV |
| minimum clearance value - non-homogenous field (III/3) | 3 mm |
| minimum creepage distance (III/3) | 3.2 mm |
| Rated insulation voltage (III/2) | 400 V |
| Rated surge voltage (III/2) | 4 kV |
| minimum clearance value - non-homogenous field (III/2) | 3 mm |
| minimum creepage distance (III/2) | 2 mm |
| Rated insulation voltage (II/2) | 630 V |
| Rated surge voltage (II/2) | 4 kV |
| minimum clearance value - non-homogenous field (II/2) | 3 mm |
| minimum creepage distance (II/2) | 3.2 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 60695-2-10:2013-04 |
| Temperature | 850 °C |
| Time of exposure | 5 s |
| Aging | |
| Specification | IEC 60947-7-4:2019-01 |
| Ambient conditions | |
| Ambient temperature (operation) | -40 °C ... 105 °C (Depending on the current carrying capacity/derating curve) |
| Ambient temperature (storage/transport) | -40 °C ... 55 °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 | |
|---|---|---|---|---|
| B | ||||
| 300 V | 10 A | 28 - 12 | ||
| D | ||||
| 300 V | 10 A | 28 - 12 | ||
| Nominal voltage UN | Nominal current IN | Cross section AWG | Cross section mm2 | |
|---|---|---|---|---|
| B | ||||
| 300 V | 20 A | 30 - 12 | ||
| Nominal voltage UN | Nominal current IN | Cross section AWG | Cross section mm2 | |
|---|---|---|---|---|
| keine | ||||
| 450 V | 24 A | 0.2 - 2.5 | ||