PT 3-HF-12DC-ST
-
Surge protection plug
2858043
Surge protection plug for the base element, normal mode voltage coarse and fine protection for two floating signal wires and ground in IT, common mode voltage coarse protection to ground/earth. Design: 12 V DC
This product needs further products for operation.
Mandatory accessories
Product details
| Product type | Surge protection for information technology |
| Product family | PLUGTRAB PT |
| IEC test classification | C1 |
| C2 | |
| C3 | |
| D1 | |
| VDE requirement class | C1 |
| C2 | |
| C3 | |
| D1 | |
| Type | Male |
| Number of positions | 3 |
| Arrester can be tested with CHECKMASTER from software version: | From SW rev. 1.10 |
| Wire pairs per module | 1 |
| Insulation characteristics | |
| Overvoltage category | III |
| Pollution degree | 2 |
| Nominal voltage UN | 12 V DC |
| Connection method | Screw connection (in connection with the base element) |
| Screw thread | M3 |
| Tightening torque | 0.8 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 |
| 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) |
| Flammability rating according to UL 94 | V-0 |
| Housing material | PA |
| Mechanical data | |
| Open side panel | No |
| Direction of action | Line-Line & Line-Signal Ground/Shield & optional Signal Ground/Shield-Earth Ground |
| Maximum continuous voltage UC | 14 V DC |
| 9.8 V AC | |
| Rated current | 450 mA (45 °C) |
| Operating effective current IC at UC | ≤ 5 µA |
| Protective conductor current IPE | < 5 µA (with PT 1X2-BE) |
| < 1 µA (with PT 1X2+F-BE) | |
| Nominal discharge current In (8/20) µs (line-line) | 10 kA |
| Nominal discharge current In (8/20) µs (line-ground) | 10 kA |
| Nominal discharge current In (8/20) µs (line-signal ground) | 10 kA |
| Pulse discharge current Iimp (10/350) µs | 2.5 kA |
| Total discharge current ITotal (8/20) µs | 20 kA |
| Max. discharge current Imax (8/20) µs maximum (line-line) | 10 kA |
| Max. discharge current Imax (8/20) µs maximum (line-earth) | 10 kA |
| Nominal pulse current Ian (10/1000) µs (line-line) | 67 A |
| Output voltage limitation at 1 kV/µs (line-line) spike | ≤ 55 V |
| Output voltage limitation at 1 kV/µs (line-earth) spike | ≤ 55 V (with PT 1X2-BE) |
| ≤ 700 V (with PT 1X2+F-BE) | |
| Output voltage limitation at 1 kV/µs (line-line) static | ≤ 25 V |
| Output voltage limitation at 1 kV/µs (line-earth) static | ≤ 25 V |
| ≤ 40 V (with PT 1X2+F-BE) | |
| Residual voltage at In (conductor-conductor) | ≤ 25 V |
| Residual voltage at In (conductor-ground) | ≤ 40 V (with PT 1X2-BE) |
| Residual voltage at In (line-signal ground) | ≤ 25 V (with PT 1X2-BE) |
| Residual voltage with Ian (10/1000) µs (line-line) | ≤ 25 V |
| Residual voltage with Ian (10/1000) µs (line-signal ground) | ≤ 25 V |
| Voltage protection level Up (line-line) | ≤ 50 V (C3 - 25 A) |
| ≤ 80 V (C1 - 1 kV / 500 A) | |
| ≤ 110 V (C2 - 10 kV / 5 kA) | |
| ≤ 80 V (6 kV / 3 kA) | |
| Voltage protection level Up (line-earth) | ≤ 50 V (C3 - 25 A) |
| ≤ 85 V (C1 - 1 kV / 500 A) | |
| ≤ 140 V (C2 - 10 kV / 5 kA) | |
| ≤ 100 V (6 kV / 3 kA) | |
| Voltage protection level Up (line-signal ground) | ≤ 50 V (C3 - 25 A) |
| Response time tA (line-line) | ≤ 500 ns |
| Response time tA (line-earth) | ≤ 500 ns |
| Input attenuation aE, sym. | typ. 0.3 dB (≤ 5 MHz / 100 Ω) |
| Cut-off frequency fg (3 dB), sym. in 100 Ω system | typ. 60 MHz |
| Capacity (Core-Core) | typ. 30 pF |
| Resistance per path | 2.2 Ω ±10 % (7-8/11-12) |
| Max. required back-up fuse | 500 mA (T) |
| Impulse durability (line-line) | C2 - 10 kV / 5 kA |
| C3 - 67 A | |
| Impulse durability (line-earth) | C2 - 10 kV / 5 kA |
| C3 - 67 A | |
| D1 - 2.5 kA |
| Ambient conditions | |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -40 °C ... 85 °C |
| Altitude | max. 2000 m |
| VDE requirement class | C1 |
| C2 | |
| C3 | |
| D1 | |
| Air clearances and creepage distances | |
| Standards/regulations | DIN EN 61664-1 / IEC 60664-1 |
| Standards/specifications | EN 61643-21/A1 |
| Note | 2009 |
| Standards/specifications | IEC 61643-21/A1 |
| Note | 2008 |
| 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