PT 4-EX(I)-24DC-ST
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Surge protection plug
2839253
PT protective connector with protective circuit for a 4-wire floating Ex-i signal circuit. Nominal voltage: 24 V DC
This product needs further products for operation.
Mandatory accessories
Product details
| Product family | PLUGTRAB PT |
| IEC test classification | C1 |
| C2 | |
| C3 | |
| D1 | |
| Type | Male |
| Number of positions | 4 |
| Arrester can be tested with CHECKMASTER from software version: | From SW rev. 1.00 |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 2 |
| Nominal voltage UN | 24 V DC |
| Connection method | Screw connection (in connection with the base element) |
| Screw thread | M3 |
| Tightening torque | 0.5 Nm |
| Conductor cross-section flexible | 0.2 mm² ... 2.5 mm² |
| Conductor cross-section rigid | 0.2 mm² ... 4 mm² |
| Conductor cross-section AWG | 24 ... 12 |
| Maximum inner capacitance Ci | 1.1 nF |
| Max. internal inductance Li | 1 µH |
| Max. input current Ii | 500 mA (T4 / ≤ 80°C) |
| 500 mA (T5 / ≤ 55 °C) | |
| 500 mA (T6 / ≤ 40 °C) | |
| Max. input voltage Ui | 30 V DC |
| max. input power Pi | 850.00 mW (T4 / ≤ 80°C) |
| 700.00 mW (T5 / ≤ 55 °C) | |
| 700.00 mW (T6 / ≤ 40 °C) | |
| Maximum inner time factor (Ri/Li) | ≤ 10 µs |
| Ambient temperature (operation) | -40 °C ... 80 °C (T4) |
| -40 °C ... 55 °C (T5) | |
| -40 °C ... 40 °C (T6) |
| Dimensional drawing |
|
| Width | 17.7 mm |
| Height | 44.8 mm |
| Depth | 51.7 mm |
| Horizontal pitch | 1 Div. |
| Complete module width | 17.7 mm |
| Complete module height | 90 mm |
| Complete module depth | 65.5 mm |
| Color | blue (RAL 5015) |
| Flammability rating according to UL 94 | V-0 |
| Housing material | PA 6.6 |
| Mechanical data | |
| Open side panel | No |
| Direction of action | Line-Line & Line-Signal Ground/Shield & Signal Ground/Shield-Earth Ground |
| Nominal voltage UN | 24 V DC |
| Maximum continuous operating voltage UC | 30 V DC |
| 21 V AC | |
| Rated current | 500 mA (40 °C) |
| Operating effective current IC at UC | ≤ 5 µA |
| Protective conductor current IPE | ≤ 4 µA |
| Nominal discharge current In (8/20) µs (line-line) | 308 A |
| Nominal discharge current In (8/20) µs (line-ground) | 10 kA |
| Pulse discharge current Iimp (10/350) µs (line-earth) | 1 kA |
| 2 kA (in total) | |
| Total discharge current ITotal (8/20) µs | 20 kA |
| Total discharge current ITotal (10/350) µs | 2 kA |
| Max. discharge current Imax (8/20) µs maximum (line-line) | 308 A |
| Max. discharge current Imax (8/20) µs maximum (line-earth) | 20 kA (in total) |
| Nominal pulse current Ian (10/1000) µs (line-line) | 59 A |
| Output voltage limitation at 1 kV/µs (line-line) spike | ≤ 45 V |
| Output voltage limitation at 1 kV/µs (line-earth) spike | ≤ 1 kV |
| Output voltage limitation at 1 kV/µs (line-line) static | ≤ 45 V |
| Output voltage limitation at 1 kV/µs (line-earth) static | ≤ 1 kV |
| Residual voltage at In (conductor-conductor) | ≤ 70 V |
| Residual voltage with Ian (10/1000) µs (line-line) | ≤ 65 V |
| Voltage protection level Up (line-line) | ≤ 60 V (C1 - 500 V / 250 A) |
| ≤ 50 V (C3 - 10 A) | |
| ≤ 50 V (C3 - 25 A) | |
| Voltage protection level Up (line-earth) | ≤ 1 kV (C1 - 1 kV / 500 A) |
| ≤ 1 kV (C2 - 2 kV/1 kA) | |
| ≤ 1 kV (C2 - 10 kV / 5 kA) | |
| ≤ 1 kV (D1 - 1 kA) | |
| Response time tA (line-line) | ≤ 1 ns |
| Response time tA (line-earth) | ≤ 100 ns |
| Input attenuation aE, sym. | typ. 0.1 dB (≤ 1 MHz / 50 Ω) |
| typ. 0.1 dB (≤ 500 kHz / 150 Ω) | |
| typ. 0.1 dB (≤ 100 kHz / 600 Ω) | |
| Cut-off frequency fg (3 dB), sym. in 50 Ω system | typ. 7 MHz |
| Cut-off frequency fg (3 dB), sym. in 150 Ω system | typ. 2.5 MHz |
| Cut-off frequency fg (3 dB), sym. in 600 Ω system | typ. 600 kHz |
| Resistance per path | 0 Ω |
| Surge protection fault message | none |
| Max. required back-up fuse | 500 mA (T) |
| Impulse durability (line-line) | C1 - 0.5 kV / 250 A |
| C3 - 10 A | |
| C3 - 25 A | |
| Impulse durability (line-earth) | C1 - 1 kV / 500 A |
| C2 - 2 kV / 1 kA | |
| C2 - 10 kV / 5 kA | |
| D1 - 1 kA | |
| Alternating current carrying capacity (line-earth) | 5 A - 1 s |
| Ambient conditions | |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -40 °C ... 85 °C |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Altitude | ≤ 2000 m (amsl) |
| Conformity/Approvals | |
| ATEX | II 1G Ex ia IIC T4...T6 Ga |
| II 1D Ex ia IIIC T135 °C...T85 °C Da | |
| IECEx | Ex ia IIC T4...T6 Ga |
| Ex ia IIIC T135 °C...T85 °C Da | |
| Standards/specifications | EN 61643-21 |
| Note | A2:2013 |
| Standards/specifications | EN 60079-0 |
| Note | 2018 |
| Standards/specifications | EN 60079-11 |
| Note | 2012 |
| Standards/specifications | IEC 61643-21 |
| Note | A2:2012 |
| Standards/specifications | IEC 60079-0 |
| Note | 2017 |
| Standards/specifications | IEC 60079-11 |
| Note | 2011 |
| Standards/specifications | GB/T 3836.1 |
| Note | 2021 |
| Standards/specifications | GB/T 3836.4 |
| Note | 2021 |
| Mounting type | on base element |
Your advantages
Easy testing and documentation with CHECKMASTER 2 with pluggable protective modules
Maximum ease of maintenance, thanks to the 2-piece design
Easy selection for all possible demands in MCR applications with a complete product portfolio
The signal is not influenced during maintenance work, thanks to the impedance-neutral insertion and removal of protective plugs