Nitecore NU53

Capçal recarregable Nitecore NU53 de 1800 lúmens USB-Camp Manual d'usuari

Model: NU53

1. Introducció

The Nitecore NU53 is a high-performance, lightweight headlamp designed for industrial work and outdoor activities. It features a powerful 1800 lumen primary white light, a high CRI auxiliary white light for close-up illumination, and an auxiliary red light. With USB-C recharging and a durable, waterproof design, the NU53 provides reliable lighting for various demanding environments.

Nitecore NU53 headlamp with headband, USB-C charging cable, and Nitecore sticker
Image 1.1: Nitecore NU53 Headlamp i accessoris inclosos

This manual provides detailed instructions for the proper use, maintenance, and troubleshooting of your Nitecore NU53 headlamp.

2. Informació de seguretat

  • Do not look directly into the light beam. High intensity light can cause eye damage.
  • Mantingueu el dispositiu lluny dels nens.
  • Do not disassemble, modify, or attempt to repair the headlamp. This may void the warranty and cause damage.
  • Carregueu el capamp only with the provided USB-C cable and a compatible power adapter.
  • Eviteu exposar el capamp a temperatures extremes o a la llum solar directa durant períodes prolongats.
  • Assegureu-vos que la tapa del port de càrrega estigui ben tancada quan no es carrega per mantenir la resistència a l'aigua.

3. Contingut del paquet

  • Capçal Nitecore NU53amp (with built-in battery)
  • Diadema
  • Cable de càrrega USB-C a USB-C
  • Sac difusor de coses
  • Adhesiu Nitecore

4. Producte acabatview

The Nitecore NU53 features a robust design with intuitive controls for various lighting needs.

Davant view of the Nitecore NU53 headlamp, highlighting the main and auxiliary LEDs.
Imatge 4.1: Frontal View of NU53 Headlamp
Diagram illustrating the dual button interface of the Nitecore NU53 headlamp, showing the Power Button and Mode Button.
Image 4.2: Dual Button Interface
  • Botó d'encesa: Controls power on/off and brightness levels for the primary white light.
  • Botó de mode: Switches between different light sources (Primary White, High CRI Auxiliary White, Auxiliary Red) and special modes.
  • Port de càrrega USB-C: Located on the side, protected by a rubber cover.
  • Indicadors d'alimentació: Blue LEDs indicate battery level.

5. Configuració

5.1 Fixació de la diadema

  1. Thread the headband through the two slots on the headlamp mènsula.
  2. Adjust the length of the headband to ensure a comfortable and secure fit on your head.

5.2 Càrrega inicial

Abans del primer ús, es recomana carregar completament el capçalamp.

  1. Open the rubber cover of the USB-C charging port located on the side of the headlamp.
  2. Connect the provided USB-C charging cable to the headlamp and a USB power source (e.g., wall adapter, computer USB port).
  3. The power indicators will illuminate to show the charging status.
  4. Un cop completament carregat, desconnecteu el cable i tanqueu bé la tapa de goma per mantenir la resistència a l'aigua.

6. Instruccions de funcionament

6.1 Encès/Apagat

  • Encendre: Manteniu premut el botó d'engegada durant 1 segon.
  • Apagar: While the light is on, press and hold the Power Button for 1 second.

6.2 Brightness Adjustment (Primary White Light)

When the primary white light is on, short press the Power Button to cycle through brightness levels: Low → Mid → High → Turbo.

6.3 Switching Light Sources

The NU53 offers three distinct light sources:

Diagram illustrating the three light sources of the Nitecore NU53: primary white, high CRI auxiliary white, and auxiliary red light.
Image 6.1: Triple Light Sources
  • Primary White Light: Ideal for illuminating large outdoor spaces.
  • High CRI Auxiliary White Light: Provides a more realistic depiction of color, suitable for up-close illumination in industrial environments.
  • Llum vermella auxiliar: Useful for emergencies, outdoor work, and preserving night vision.

Mentre el capamp is on, short press the Mode Button to cycle through the light sources: Primary White → High CRI Auxiliary White → Auxiliary Red.

6.4 Special Modes (SOS, Beacon, Red Slow Flashing)

  • SOS/Beacon: While the primary white light is on, press and hold the Mode Button for 1 second to activate SOS mode. Short press the Mode Button again to switch to Beacon mode. Short press the Power Button to exit.
  • Red Slow Flashing: While the auxiliary red light is on, press and hold the Mode Button for 1 second to activate Red Slow Flashing mode. Short press the Power Button to exit.

6.5 Sensor Protection Function

The NU53 features a built-in optical sensor that automatically decreases brightness to 150 lumens if an obstruction is detected close to the light source. This helps prevent overheating and glare when working in close proximity to surfaces.

Diagram demonstrating the sensor protection function of the Nitecore NU53 headlamp, where the light dims when an object is close to prevent glare.
Image 6.2: Sensor Protection Function

This function is available on Mid, High, and Turbo modes. To temporarily disable the sensor protection function, bring an object close to activate the dimming, then short press either the Power or Mode button.

6.6 Indicació d'alimentació

The blue LED indicators on the headlamp show the remaining battery power:

Diagram showing the power indication levels of the Nitecore NU53 headlamp using blue LED dots.
Image 6.3: Power Indication
  • 4 constant-on LEDs: Approx. 100%
  • 3 constant-on LEDs: Approx. 75%
  • 2 constant-on LEDs: Approx. 50%
  • 1 constant-on LED: Approx. 25%

7. Càrrega

The Nitecore NU53 is equipped with a built-in rechargeable battery and a USB-C charging port.

lateral view of the Nitecore NU53 headlamp, showing the USB-C charging port cover.
Image 7.1: USB-C Charging Port
  1. Locate the USB-C charging port on the side of the headlamp and lift its protective rubber cover.
  2. Connect the provided USB-C charging cable to the headlamp's port and to a compatible USB power adapter.
  3. During charging, the blue power indicators will show the charging progress.
  4. Charging is complete when all four blue indicators are constant-on.
  5. After charging, disconnect the cable and firmly press the rubber cover back into place to ensure the headlamp's IP68 waterproof rating.

A full charge typically takes less than 3 hours.

8. Manteniment

  • Neteja: Netegeu el capçalamp's body and lens with a soft, damp cloth. Avoid using abrasive materials or harsh chemicals, as these can damage the finish or optical components.
  • Emmagatzematge: En guardar el capçalamp for extended periods, ensure it is fully charged and stored in a cool, dry place. Recharge every 3-6 months to maintain battery health.
  • Resistència a l'aigua: Always ensure the USB-C charging port cover is securely sealed when the headlamp is not charging to maintain its IP68 water resistance.

9. Solució De Problemes

  • Capamp no s'encén:
    • Ensure the battery is sufficiently charged. Connect to a power source and check the power indicators.
    • Verify that the Power Button is being pressed and held for the required duration (1 second).
  • La sortida de llum és tènue o inconsistent:
    • Carregueu la bateria completament.
    • Clean the lens if it appears dirty or obstructed.
    • If the light dims unexpectedly, check for objects close to the sensor (refer to Section 6.5 for Sensor Protection Function details).
  • Problemes de càrrega:
    • Ensure the USB-C cable is properly connected to both the headlamp i la font d'energia.
    • Try a different USB-C cable or power adapter to rule out faulty accessories.

If troubleshooting steps do not resolve the issue, please contact Nitecore customer support.

10. Especificacions

The following table outlines the technical specifications of the Nitecore NU53 headlamp:

Technical data table for the Nitecore NU53 headlamp, detailing brightness, runtime, beam distance, impact resistance, and IP rating for various light modes.
Image 10.1: Nitecore NU53 Technical Data
CaracterísticaDetall
ModelNU53
Brillantor (blanc)Fins a 1800 lúmens
Distància del feixFins a 175 metres (191 iardes)
Tipus de font de llumLED (Primary White, High CRI Auxiliary White, Auxiliary Red)
Tipus de bateriaBuilt-in Lithium Ion (6000mAh)
Port de càrregaUSB-C
Temps d'execució màxim153 hours (on Low mode)
Resistència a l'aiguaIP68 (2 metres submergible)
Resistència a l'impacte2 metres
MaterialPC material and Anodized Aluminum
Dimensions1.91 "P x 3.28" W x 1.73" H
Pes5.33 oz (151g)

11. Garantia i Suport

11.1 Informació de la garantia

The Nitecore NU53 headlamp is covered by a limited warranty. For specific warranty periods and conditions, please refer to the warranty card included with your product or visit the official Nitecore weblloc. La garantia normalment cobreix defectes de fabricació en condicions d'ús normal.

11.2 Atenció al client

For technical assistance, service inquiries, or to report any issues with your Nitecore NU53 headlamp, please contact Nitecore customer support through their official website or your authorized dealer. Please have your product model and purchase information ready when contacting support.

Nitecore oficial Weblloc: www.nitecore.com

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