1. Introduktion
This manual provides essential instructions for the safe and efficient operation of your E-flite 50-Amp Switch-Mode BEC Brushless Electronic Speed Controller (ESC) with EC3 connector. Please read this entire manual carefully before installation and use to ensure proper function and to prevent damage or injury.

Image 1.1: The E-flite 50 AMP Brushless ESC (EFLA1050) with EC3 connector. This component regulates motor speed in RC aircraft.
2. Sikkerhedsoplysninger
ADVARSEL:
Læs HELE instruktionsmanualen for at blive fortrolig med produktets funktioner, før du bruger det. Manglende korrekt betjening af produktet kan resultere i skader på produktet, personlige ejendele og forårsage alvorlig personskade. Dette er et sofistikeret hobbyprodukt. Det skal betjenes med forsigtighed og sund fornuft og kræver grundlæggende mekaniske færdigheder. Manglende betjening af dette produkt på en sikker og ansvarlig måde kan resultere i personskade eller beskadigelse af produktet eller anden ejendom. Dette produkt er ikke beregnet til brug af børn uden direkte opsyn af voksne. Brug ikke dette produkt sammen med inkompatible komponenter, og modificer ikke dette produkt på nogen måde ud over de instruktioner, der er givet af Horizon Hobby, LLC. Produktmanualen indeholder instruktioner til sikkerhed, betjening og vedligeholdelse. Det er vigtigt at læse og følge alle instruktioner og advarsler i manualen før montering, opsætning eller brug for at fungere korrekt og undgå skader eller alvorlig personskade.
- Always ensure all connections are secure and correct before powering on.
- Never operate the ESC with damaged wiring or connectors.
- Keep hands and loose clothing away from rotating propellers when the ESC is powered.
- Ensure adequate ventilation for the ESC during operation to prevent overheating.
- Use only batteries and motors compatible with the 50-Amp rating of this ESC.
3. Opsætning og installation
3.1 Komponentidentifikation
The E-flite 50 AMP Brushless ESC features three main sets of wires:
- Battery Input Wires: Thick red and black wires with an EC3 connector. Connect these to your flight battery.
- Motor Output Wires: Three wires (typically black, blue, yellow) for connection to the brushless motor.
- Receiver/BEC Output Wire: A single servo-style connector (usually black, red, white/orange) that plugs into the throttle channel of your receiver. This also provides power to the receiver and servos via the integrated Switch-Mode BEC.
3.2 Ledningsforbindelser
- Tilslut til motor: Connect the three motor output wires from the ESC to the three wires of your brushless motor. The order of these wires determines the motor's rotation direction. If the motor spins in the wrong direction after initial setup, swap any two of these three wires.
- Tilslut til modtager: Plug the servo-style connector from the ESC into the throttle channel (typically channel 3) of your RC receiver. Ensure the polarity is correct (signal, positive, negative).
- Mount the ESC: Securely mount the ESC in your aircraft, ensuring good airflow for cooling. Use double-sided foam tape or zip ties. Avoid mounting near sensitive electronics or where it could be exposed to excessive vibration or heat.
- Tilslut til batteri: VIGTIG: Only connect the EC3 battery connector to your flight battery EFTER all other connections are made and your transmitter is turned on with the throttle stick at its lowest position.
4. Betjeningsvejledning
4.1 Initial Power-Up and Arming
- Ensure your RC transmitter is turned ON and the throttle stick is at its lowest position (throttle cut engaged if available).
- Connect the flight battery to the ESC's EC3 connector.
- The ESC will emit a series of beeps indicating the number of LiPo cells detected (e.g., three beeps for a 3S LiPo).
- After the cell count beeps, the ESC will emit a final confirmation tone, indicating it is armed and ready for operation. If no arming tone is heard, ensure the throttle stick is at its lowest position and check your transmitter's throttle trim settings.
4.2 Motor Direction Check
After arming, slowly advance the throttle to check the motor's rotation direction. If the propeller spins in the incorrect direction for your aircraft, disconnect the battery, then swap any two of the three motor wires connected to the ESC. Reconnect the battery and re-check.
4.3 Normal drift
Once armed and motor direction is confirmed, you can operate your aircraft normally. Always monitor battery voltage and ESC temperature during flight. The ESC features low voltage cutoff protection to prevent over-discharge of your LiPo battery.
5. Vedligeholdelse
- Inspektion: Regularly inspect the ESC, wires, and connectors for any signs of damage, fraying, or corrosion.
- Rensning: Keep the ESC clean and free from dust, dirt, and moisture. Use a soft brush or compressed air for cleaning.
- Opbevaring: Opbevar ESC'en et køligt, tørt sted væk fra direkte sollys og ekstreme temperaturer.
- Firmware: Check the E-flite website periodically for any available firmware updates for your ESC model.
6. Fejlfinding
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Motor does not arm/no beeps | Throttle stick not at lowest position; throttle trim too high; incorrect receiver connection. | Ensure throttle stick is fully down. Lower throttle trim. Check ESC to receiver connection and polarity. |
| Motoren drejer i den forkerte retning | Incorrect motor wire connection order. | Swap any two of the three motor wires between the ESC and motor. |
| Motor stutters or runs intermittently | Loose motor connections; damaged motor or ESC; low battery voltage. | Check all motor connections. Inspect motor and ESC for damage. Charge or replace battery. |
| ESC overophedes | Insufficient airflow; motor/propeller too large; excessive current draw. | Improve ventilation. Use a smaller propeller or motor with lower current draw. |
7. Specifikationer
| Feature | Detalje |
|---|---|
| Modelnummer | EFLA1050 |
| Kontinuerlig strøm | 50 Amps |
| BEC type | Switch-Mode BEC |
| Batteristik | EC3 |
| Produktdimensioner | 11.5 x 4 x 0.51 tommer |
| Varens vægt | 2.08 ounce |
| Anbefalet alder | 14 år og opefter |
| Fabrikant | E-flite |
8. Garanti og support
For warranty information and technical support, please refer to the official E-flite website or contact Horizon Hobby, LLC directly. Keep your proof of purchase for any warranty claims.
Du kan finde flere oplysninger og supportressourcer på E-flite Brand Store.
