TT-UK-R-F/250AC
-
Surge protection device
2788249
Modular double terminal block with gas-filled surge arrester as coarse protection between both levels, nominal voltage: 250 V AC, for mounting on NS 32 or NS 35/7.5, closed housing, terminal width: 15.5 mm, terminal height: 45.5 mm
Product details
| Product type | Surge protection for MCR technology |
| IEC test classification | C2 |
| D1 | |
| VDE requirement class | C2 |
| D1 | |
| Type | Single-level terminal block – two-channel |
| Surge protection fault message | none |
| Wire pairs per module | 1 |
| Nominal voltage UN | 250 V AC |
| Connection method | Screw connection |
| Screw thread | M3 |
| Tightening torque, min | 0.5 Nm |
| Conductor cross section flexible min. | 0.2 mm² |
| Conductor cross section flexible max. | 2.5 mm² |
| Conductor cross section, rigid min. | 0.2 mm² |
| Conductor cross section, rigid max. | 4 mm² |
| Width | 15.3 mm |
| Height | 45.5 mm |
| Length | 50 mm |
| Flammability rating according to UL 94 | V2 |
| Housing material | PA |
| Mechanical data | |
| Open side panel | No |
| Direction of action | Line-Line |
| Maximum continuous voltage UC | 150 V DC |
| 250 V AC | |
| Maximum continuous voltage UC (line-line) | 150 V DC |
| 250 V AC | |
| Operating effective current IC at UC | ≤ 2 µA |
| Protective conductor current IPE | ≤ 2 µA |
| Nominal discharge current In (8/20) µs (line-line) | 20 kA |
| Total surge current (8/20) µs | 20 kA |
| Max. discharge current Imax (8/20) µs maximum (line-line) | 20 kA |
| Output voltage limitation at 1 kV/µs (line-line) spike | ≤ 1.4 kV |
| Response time tA (line-line) | ≤ 100 ns |
| Capacity (Core-Core) | ≤ 1.5 pF |
| Surge protection fault message | none |
| Impulse durability (line-line) | C2 - 10 kV / 5 kA |
| D1 - 20 kV / 2,5 kA | |
| Alternating current carrying capacity (line-earth) | 20 A - 1 s |
| Ambient conditions | |
| Degree of protection | IP20 |
| Ambient temperature (operation) | -40 °C ... 80 °C |
| VDE requirement class | C2 |
| D1 | |
| Air clearances and creepage distances | |
| Standards/regulations | VDE 0110-1 |
| Standards Information technology specification | |
| Standards/regulations | IEC 61643-21 |
| IEC 61643-21 | |
| Standards/specifications | IEC 61643-21 |
| Note | 2000 |
| Mounting type | DIN rail: 35 mm |
| Item number | 2788249 |
| Packing unit | 1 pc |
| Sales key | CL02 |
| Product key | CL2228 |
| GTIN | 4017918071455 |
| Weight per piece (including packing) | 30.16 g |
| Weight per piece (excluding packing) | 30.16 g |
| Customs tariff number | 85363010 |
| Country of origin | GR |
| China RoHS | |
| Environment friendly use period (EFUP) |
EFUP-50
An article-related China RoHS declaration table can be found in the download area for the respective article under "Manufacturer declaration". For all articles with EFUP-E, no China RoHS declaration table issued and required.
|
| EU REACH SVHC | |
| REACH candidate substance (CAS No.) | No substance above 0.1 wt% |
PHOENIX CONTACT
586 Fulling Mill Road, Middletown, PA 17057