UL Listed
Approval ID: FILE E 138168| Nominal voltage UN | Nominal current IN | Cross section AWG | Cross section mm2 | |
|---|---|---|---|---|
| keine | ||||
| 34 V | 0.3 A | |||
PT 4X1-24AC-ST
-
Surge protection plug
2838351
Protective plug PT with protective circuit for 4 conductors of signal circuits grounded on one side. Nominal voltage: 24 V AC
This product needs further products for operation.
Mandatory accessories
Product details
| Product type | Surge protection for MCR technology |
| Product family | PLUGTRAB PT |
| IEC test classification | C1 |
| C2 | |
| C3 | |
| D1 | |
| VDE requirement class | C1 |
| C2 | |
| C3 | |
| D1 | |
| Type | Male |
| Surge protection fault message | none |
| 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 AC |
| Connection method | Screw connection (in connection with the base element) |
| Dimensional drawing |
|
| Width | 17.7 mm |
| Height | 45 mm |
| Depth | 52 mm |
| Horizontal pitch | 1 Div. |
| Complete module width | 17.7 mm |
| Complete module height | 90 mm |
| Complete module depth | 65.5 mm |
| Color | black (RAL 9005) |
| copper color | |
| 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 & optional Signal Ground/Shield-Earth Ground |
| Nominal voltage UN | 24 V AC |
| Maximum continuous operating voltage UC | 40 V DC |
| 28 V AC | |
| Rated current | 300 mA (45 °C) |
| Operating effective current IC at UC | ≤ 5 µA |
| Protective conductor current IPE | ≤ 1 µA (with PT 4X1+F-BE) |
| ≤ 20 µA (Directly grounded) | |
| Nominal discharge current In (8/20) µs (line-ground) | 10 kA |
| Pulse discharge current Iimp (10/350) µs | 2.5 kA (per path) |
| Total discharge current ITotal (8/20) µs | 20 kA |
| Max. discharge current Imax (8/20) µs maximum (line-earth) | 10 kA |
| Nominal pulse current Ian (10/1000) µs (line-earth) | 23 A |
| Output voltage limitation at 1 kV/µs (line-earth) spike | ≤ 60 V |
| Output voltage limitation at 1 kV/µs (line-earth) static | ≤ 55 V |
| Residual voltage at In (conductor-ground) | ≤ 55 V |
| Voltage protection level Up (line-earth) | ≤ 100 V (C2 - 10 kV / 5 kA) |
| Response time tA (line-earth) | ≤ 1 ns |
| Input attenuation aE, asym. | 0.5 dB (≤ 1.5 MHz) |
| Cut-off frequency fg (3 dB), asym. (PE) in 50 Ω system | typ. 8 MHz |
| Cut-off frequency fg (3 dB), asym. (PE) in 150 Ω system | typ. 3 MHz |
| Cut-off frequency fg (3 dB), asym. (PE) in 600 Ω system | typ. 800 kHz |
| Capacity (Core-Earth) | 1.1 nF |
| Resistance per path | 4.7 Ω 10 % |
| Surge protection fault message | none |
| Max. required back-up fuse | 315 mA (T) |
| Impulse durability (line-earth) | C2 - 10 kV / 5 kA |
| D1 - 2.5 kA |
| Ambient conditions | |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -40 °C ... 85 °C |
| VDE requirement class | C1 |
| C2 | |
| C3 | |
| D1 | |
| Air clearances and creepage distances | |
| Standards/regulations | VDE 0110-1 / IEC 60664-1 |
| Standards Information technology specification | |
| Standards/regulations | IEC 61643-21 |
| DIN EN 61643-21 | |
| UL 497B | |
| IEC 61643-21 | |
| DIN EN 61643-21 | |
| UL 497B | |
| Standards/specifications | IEC 61643-21 |
| Note | 2000 |
| 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