Navigation Light · Signaling & Visual
It is normally installed on masts, bridge wings, deck structures or signal stations where the required arc and visibility or sound coverage can be achieved. Its primary duty is to provide statutory navigation lights or audible signals that communicate vessel status, heading or maneuvering condition. In service it interfaces with navigation-light panels, power supplies, monitoring circuits, mounting structures and bridge controls. Compared with neighboring entries in the same product family, this record is the exact Perko Marine Port 3nm-C variant; the model designation should be quoted exactly when matching onboard documentation and spares. For exact limits, settings, test values and approved maintenance criteria, refer to the manufacturer documentation for the exact figure.
What our service work and the manufacturer documentation say about keeping this model running.
Check operation from normal and emergency supplies, monitor/alarm function, lens/housing condition, cable glands, alignment and mounting security; verify required sectors or sound operation using approved procedures.
Keep approved LED/lamp modules where replaceable, fuses, relays, seals, cable glands and critical power/monitoring components.
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