Radiall EPX - (BACC65)

The Commercial and Private Jet Industries Leading EN4644 Rectangular Modular Connectors

As their name suggests, EPX—EN 4644 are recognized by the European standard and often used in commercial and business jet applications. EPX connectors are the industry leading rectangular modular connectors. EPX connectors can solve disconnect panel issues and are applicable in Line Replaceable Module (LRM) and galleys to meet all the IEM requirements.

Features:

Mechanical Performance:

• Mating/Unmating:
  • EPX™ Disconnect: 100 cycles
  • EPX™ Rack and Panel: 500 cycles
• Random Vibration:
  • EPX™ Disconnect: up to 27.8g
  • EPX™ Rack and Panel: up to 16.9g
• Shocks:
  • EPX™ Disconnect and Rack and Panel: 50g - 3 shocks on each axis
  • Exception: EPXB2 Disconnect: 300g – 3 shocks on each axis
• Insert retention in shell: 400N (90 lbs)

Electrical Performance:

• Shell to shell conductivity: < 2.5mΩ
• Dielectric Withstanding Voltage:
  • 1,500 Vrms at sea level
  • 800 Vrms at 50,000 feet
• Insulation resistance: > 5,000 MΩ at ambient temperature
• Lightning strike:
  • EPX™ composite shells: 3kA – 1,600V
  • EPX™ aluminum shells: 5kA – 1,600V
• EMI shield effectiveness: EN2591-213
  • Frequency 100 MHz: attenuation 65 dB
  • Frequency 200 & 300 MHz: attenuation 63 dB
  • Frequency400 MHz: attenuation 62 dB
  • Frequency500 & 600 MHz: attenuation 60dB

Environmental Performance:

• Altitude immersion:
  • EPXA and EPXB inserts: 50,000 feet
  • EPXB Bulkhead inserts: 55,000 feet
• Air leakage for EPX™ Bulkhead inserts: < 16 cm³/h per connector

Temperature range:

• EPX™ Disconnect: -65°C/+175°C
• EPX™ Rack and Panel and EPXB2 composite shells: -65°C/+125°C
• Temperature life: 1,000 hours at maximum temperature
• Salt spray: 96 hours

Materials and Finishes:

• Shell: nickel plated aluminum or composite
• Inserts: Thermosetting or high-grade thermoplastic
• Interfacial seal and grommet: Fluorosilicone elastomer
• Insert retention clip: Beryllium copper
• Polarization keys: high grade thermoplastic
• Jackscrew/Jacknut: stainless-steel
• Contacts: gold plating over copper alloy