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The PRC test plug, designated as PRC 3-TC-FS6 8-21, is designed for high-performance connectivity with a capacity for 2000 insertion cycles. This plug is suitable for cables with an outer diameter ranging from 8 mm to 21 mm and is equipped with a screw connection mechanism. The unit is rated for a maximum voltage of 690 V and a current of 35 A when using a 6 mm² conductor cross-section.

Constructed with a durable black housing made of PPE, the plug ensures reliable performance across a broad temperature range of -40 °C to 105 °C, contingent on derating conditions. It also meets rigorous protection standards with IP66/IP68 ratings, ensuring it remains operational even under submersion conditions up to 2 meters for 24 hours, as well as protection against high-pressure water jets (IP69K).

The plug features a manually releasable version with an orange release latch for ease of use. Its materials include EPDM for seals and O-rings, ensuring longevity and resistance to environmental factors. The device is classified under protection class II and has a rated surge voltage of 8 kV, making it suitable for various industrial applications.