8NA Series

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Class 1E LOCA
RCC-E K1 qualified
Hexagonal screw nut for quick coupling
Flexible and robust metal conduit
EPR compliant
High shielding performance
Optimized cabling and easy maintenance (8NA junction boxes)
Multiple inputs and outputs (8NA junction boxes)
Factory wired (8NA6G cabled field plugs)

Key features and benefits

Description

The 8NA series is dedicated range of connectors complying with LOCA safety requirements. With approved component materials, our connectors meet the highest radiation levels and harshest nuclear environment. SOURIAU’s range complies with the main nuclear industry standards (RCC-E and IEEE).

The 8NA connectors are supplied by SOURIAU worldwide in nuclear power plants and have been for more than 40 years.

Données techniques

Coupling nut tightening torque: 5 daN.m
Endurance: 50 mating / unmating
Temperature range: -40 to +85°C (-40 to 185°F)
Temperature peak: +160°C (320°F)
Radiation: 85 MRads “gamma” at 70°C (158°F)
Seismic tests:
- OBE (Operating Basis Earthquake): 2g ZPA
- SSE (Safe Shutdown Earthquake): 4g ZPA
Loss of Coolant Accident (LOCA):
- Temperature envelope: 156°C (313°F) max.
- Pressure envelope: 5,6 bars (81 psig) max.
Post accidental conditions:
- 100°C (212°F) during 240 hrs