PCB terminal block, nominal current: 21 A, nominal cross section: 2.5 mm2, number of rows: 1, number of positions per row: 4, product range: FRONT 2,5-V-EX, pitch: 5 mm, connection method: Front screw connection, conductor/PCB connection direction: 90 °, color: green, Solder pin [P]: 3.5 mm, number of solder pins per potential: 2
| Type | PC terminal block can be aligned |
| Product line | COMBICON Terminals M |
| Product type | Printed circuit board terminal |
| Number of positions | 4 |
| Pitch | 5 mm |
| Number of rows | 1 |
| Nominal current IN | 21 A |
| Nominal voltage UN | 176 V |
| Rated current / conductor cross section | 21 A/2.5 mm² |
| Pollution degree | 3 |
| Rated voltage (III/3) | 176 V |
| Ex approval | |
| Identification | 0344 II 2GD / Ex eb IIC Gb |
| EU-type examination certificate | KEMA 00ATEX2053 U |
| IECEx certificate | IECEx KEM 07.0023 U |
| Connection technology | |
| Type | PC terminal block can be aligned |
| Nominal cross section | 2.5 mm² |
| Conductor connection | |
| Connection method | Front screw connection |
| Conductor cross section solid | 0.2 mm² ... 2.5 mm² |
| Conductor cross section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross section AWG | 24 ... 14 |
| Conductor cross section flexible, with ferrule without plastic sleeve | 0.25 mm² ... 1.5 mm² |
| Conductor cross section, flexible, with ferrule, with plastic sleeve | 0.25 mm² ... 1.5 mm² |
| 2 conductors with same cross section, solid | 0.2 mm² ... 0.75 mm² |
| 2 conductors with same cross section, flexible | 0.2 mm² ... 0.75 mm² |
| 2 conductors with same cross section, flexible, with ferrule without plastic sleeve | 0.25 mm² ... 0.34 mm² |
| Stripping length | 9 mm |
| Torque | 0.4 Nm ... 0.5 Nm |
| Mounting type Wave soldering | Wave soldering |
| Mounting type | Wave soldering |
| 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 (4 - 8 µm Sn) |
| Metal surface soldering area (top layer) | Tin (4 - 8 µm Sn) |
| Material data - housing | |
| Housing color | 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 |
| Desen dimensional |
|
| Pitch | 5 mm |
| Installed height | 20 mm |
| Length l | 18.5 mm |
| Solder pin length P | 3.5 mm |
| PCB design | |
| Pin spacing | 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 | |
| 2.5 mm² / flexible / > 50 N | |
| 2.5 mm² / solid / > 50 N | |
| Temperature-rise test | |
| Specification | IEC 60947-7-4:2013-08 |
| 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 60947-7-4:2013-08 |
| Insulation resistance | |
| Specification | IEC 60512-3-1:2002-02 |
| Insulation resistance, neighboring positions | > 5 MΩ |
| Air clearances and creepage distances | | |
| Insulating material group | I |
| Comparative tracking index (IEC 60112) | CTI 600 |
| Rated insulation voltage (III/3) | 176 V |
| minimum clearance value - non-homogenous field (III/3) | 3 mm |
| minimum creepage distance (III/3) | 3.2 mm |
| minimum clearance value - non-homogenous field (III/2) | 3 mm |
| minimum creepage distance (III/2) | 3 mm |
| 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 - 60.1 Hz) |
| Sweep speed | 5g (60.1 - 150 Hz) |
| Test duration per axis | 2.5 h |
| Glow-wire test | |
| Specification | IEC 60695-2-10:2013-04 |
| Temperature | 850 °C |
| Time of exposure | 5 s |
| Aging | |
| Specification | IEC 60947-7-4:2013-08 |
| 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 |