STUDY 133477
STUDY 133477
Aeronautic Engine and High Temperature Applications
Fire Resistant - Jacketed, Shielded Twisted pair
Description
Description
Standards
-
ProductNexans specification
CORE - EN 2346-005N 004 (DWA22) Series
Conductor
Stranded AWG 22 conductor
Nickel clad copper alloy
Insulation
Fireproof insulation
Polyimide tape
PTFE tape
ASSEMBLY
2 x EN 2346-005N 004 cores twisted
SEPARATOR
High temperature glass braid
SHIELD
Nickel plated copper braid
Coverage > 75%
JACKET
PTFE Tapes
Electrical performances
| Operating frequency | : up to 2000 Hz | |
| Minimum fire resistance within 15 minutes | ||
| Cores to core | : 10 kΩ | |
| Cores to shield | : 10 kΩ | |
| Nominal linear capacitance | ||
| Core to core | : 65 pF/m | |
| Core to shield | : 115 pF/m | |
| Cores to shield | : 200 pF/m | |
| Maximum transfert impedance | ||
| From 100 kHz to 10 MHz | : 40 mΩ/m | |
| From 10 MHz to 100 MHz | : 4 x f in mΩ/m | |
| With f = frequency in MHz | ||
|
Indicative values mutual inductance |
|
|
| At 0.05 MHz | : 0.82 µH/m | |
| At 0.1 MHz | : 0.76 µH/m | |
| At 0.2 MHz | : 0.68 µH/m | |
| At 0.5 MHz | : 0.60 µH/m | |
| At 1 MHz | : 0.58 µH/m | |
| At 2 MHz | : 0.56 µH/m | |
| At 5 MHz | : 0.53 µH/m | |
| At 10 MHz | : 0.50 µH/m | |
| At 20 MHz | : 0.49 µH/m |
Identification
| Colour of cores | : White with red stripe + White with blue stripe |
| Marking colour | : Green |
| Marking text | : " EN DW A 22 FRF ** " |
| (FRF) = Manufacturer (France) | |
| (**) = Year of manufacturing | |
| Colour of jacket | : Brown |
Characteristics
Characteristics
电气特性
电气特性
工作电压
600 V
使用特性
使用特性
操作温度范围
-65 ... 260 °C
耐火
-
耐油
Very good resistance to aircraft fluids