BXT-M/RS485-TTL
-
Surge protection device
2749987
Surface-mounted housing with surge protection, for RS-485 interface with with TTL level, mains connection with slot for protective plug PRT-S... (without protective plug)
Product details
| Product type | Surge protection for information technology |
| IEC test classification | B2 |
| C1 | |
| C2 | |
| C3 | |
| D1 | |
| Type | Housing for surface mounting |
| Connection method | Screw terminal blocks |
| Conductor cross-section flexible min. | 0.14 mm² |
| Conductor cross-section flexible max. | 1 mm² |
| Conductor cross-section, rigid min. | 0.14 mm² |
| Conductor cross-section, rigid max. | 1.5 mm² |
| Dimensional drawing |
|
| Width | 100 mm |
| Height | 50 mm |
| Depth | 100 mm |
| Mechanical data | |
| Open side panel | No |
| Direction of action | Line-Line & Line-Signal Ground/Shield & Signal Ground/Shield-Earth Ground |
| Maximum continuous operating voltage UC | 6.2 V DC |
| Maximum continuous voltage UC (line-line) | 6.2 V DC |
| Maximum continuous voltage UC (line-earth) | 6.2 V DC |
| Operating effective current IC at UC | ≤ 1 µA |
| Protective conductor current IPE | ≤ 5 µA |
| Nominal discharge current In (8/20) µs (line-line) | 350 A |
| Nominal discharge current In (8/20) µs (line-ground) | 5 kA |
| Nominal discharge current In (8/20) µs (line-signal ground) | 350 A |
| Total surge current (8/20) µs | 5 kA |
| Max. discharge current Imax (8/20) µs maximum (line-line) | 350 A |
| Max. discharge current Imax (8/20) µs maximum (line-earth) | 5 kA |
| Max. discharge current Imax (8/20) µs maximum (line-signal ground) | 350 A |
| Output voltage limitation at 1 kV/µs (line-line) spike | ≤ 45 V |
| Output voltage limitation at 1 kV/µs (line-earth) spike | ≤ 450 V |
| Output voltage limitation at 1 kV/µs (line-line) static | ≤ 16 V |
| Output voltage limitation at 1 kV/µs (line-earth) static | ≤ 450 V |
| Voltage protection level Up (line-line) | ≤ 35 V (C1 - 500 V / 250 A) |
| ≤ 50 V (C1 - 700 V/350 A) | |
| ≤ 22 V (C3 - 100 A) | |
| Voltage protection level Up (line-earth) | ≤ 550 V (B2 - 4 kV / 100 A) |
| ≤ 550 V (C2 - 4 kV / 2 kA) | |
| ≤ 600 V (C2 - 10 kV / 5 kA) | |
| ≤ 700 V (C3 - 100 A) | |
| Response time tA (line-line) | ≤ 500 ns |
| Response time tA (line-earth) | ≤ 100 ns |
| Input attenuation aE, sym. | typ. 0.1 dB (≤ 10 MHz/50 Ω) |
| typ. 0.1 dB (≤ 4 MHz / 150 Ω) | |
| typ. 0.1 dB (≤ 1 MHz/600 Ω) | |
| Cut-off frequency fg (3 dB), sym. in 50 Ω system | typ. 100 MHz |
| Cut-off frequency fg (3 dB), sym. in 150 Ω system | typ. 100 MHz |
| Cut-off frequency fg (3 dB), sym. in 600 Ω system | typ. 10 MHz |
| Capacity (Core-Core) | typ. 20 pF |
| Capacity (Core-Earth) | typ. 10 pF |
| Impulse durability (line-line) | B2 - 4 kV / 100 A |
| C1 - 350 A | |
| C3 - 100 A | |
| Impulse durability (line-earth) | B2 - 4 kV / 100 A |
| C2 - 10 kV / 5 kA | |
| C3 - 100 A | |
| D1 - 2.5 kA |
| Ambient conditions | |
| Degree of protection | IP54 |
| Ambient temperature (operation) | -40 °C ... 75 °C |
| Air clearances and creepage distances | |
| Standards/regulations | IEC 60664-1 / IEC 61643-1 |
| Standards Information technology specification | |
| Standards/regulations | IEC 61643-21 |
| IEC 61643-21 | |
| Standards/specifications | DIN EN 61643-11 |
| Note | 2002 |
| Standards/specifications | DIN EN 61643-11/A11 |
| Note | 2007 |
| Standards/specifications | IEC 61643-1 |
| Note | 2005 |
| Standards/specifications | DIN EN 61643-21 |
| Note | 2002 |
| Mounting type | Surface/Panel mounting |