EARU EACBDC-63

EARU EACBDC Series DC Miniature Circuit Breaker

Instruktionsmanual

For optimal performance and safe operation, please read this manual thoroughly before using the EARU EACBDC Series DC Miniature Circuit Breaker. Keep this manual for future reference.

Vigtige sikkerhedsinstruktioner

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The EACBDC circuit breaker series utilizes handle positions and status indicators to convey operational information, ensuring safe and reliable circuit protection. This product does not feature an explosion-proof structure and must not be used in flammable environments, such as those containing flammable gases, liquids, or explosives.

Generelle sikkerhedsoplysninger:

  1. Please use this product in accordance with the instructions in this manual.
  2. Skil ikke dette produkt ad selv.
  3. Pay attention to the rated voltage til brug.

Produktbeskrivelse

The EACBDC series circuit breaker provides reliable overload and short-circuit protection for lighting and motor distribution systems. Featuring a lightweight, fire-retardant, and shockproof design, it offers high breaking capacity and quick tripping performance. It is designed for DC distribution systems and electric equipment, suitable for various fields including electric, post, traffic, and mining enterprises. The product complies with IEC60898-1 and GB14048.2 standards.

Nøglefunktioner:

  • Thermoplastic Shell: Full inlet, impact resistant, recyclable, and self-extinguishing material.
  • Super sikkerhed: Features classic U tunnel terminals to ensure solid and reliable line connections.
  • Optimized Air Flow: Original air flow design effectively reduces temperature between adjacent circuit breakers.
  • Ergonomisk design: Safety handle with a classic original design for comfortable and secure operation.

Specifikationer

Tekniske parametre
ParameterVærdi
ProduktserieEACBDC
polakker2P
Nominel voltageDC 1000V
Nominelle strømindstillinger6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
FungereOverload and Short-circuit Protection
Brydekapacitet4500A
Nominel brudkapacitet6.0kA IEC60898 (0.5~63A), 6,10,15A IEC60947-2 (0.5~63A)
Karakteristisk kurveC type
MonteringsmetodeDIN-skinnemontering
ProduktcertificeringCE
Overensstemmende standarderIEC60898, GB14048.2
Mekanisk livNot less than 20,000 cycles
Elektrisk livIkke mindre end 8,000 gange
Max. Fuse Connection100AgL (>10kA)
Selective Grade3
Arbejdstemperatur-10℃ til +40℃
Enclosed Protective ClassIP20
Dimensioner (2P)80 mm (H) x 35 mm (B) x 75 mm (D)
Diagram showing the dimensions of the EACBDC-63 circuit breaker: 80mm height, 35mm width for 2P, 75mm depth, and 45mm depth from front to mounting surface. Also lists Rated Working Voltage DC 1000V, Function Short circuit/overload protection, Mounting Method DIN-Rail Mounting, Poles 2P, Standard IEC60898, Mechanical Life Not less than 20000 times.
Figur 1: Produktmål og grundlæggende specifikationer

Opsætning og installation

The EACBDC series circuit breaker is designed for DIN-rail mounting. Ensure all installations are performed by a qualified electrician and comply with local electrical codes.

  1. Montering: Securely attach the circuit breaker to a standard DIN rail. The device features clips on the back for easy installation and removal.
  2. Ledningsføring: Refer to the wiring diagram on the device. Connect the DC power input to terminals 1 and 3 (top) and the load output to terminals 2 and 4 (bottom). Ensure correct polarity for DC systems. The arrows on the device indicate the direction of current flow. Use appropriate wire gauges for the rated current.
  3. Fastgørelse: Tighten the fastening screws on the terminals to ensure a solid and reliable connection.
Image showing the EACBDC-63 circuit breaker mounted on a standard DIN rail, demonstrating the mounting method.
Figure 2: DIN-Rail Mounting Example
Diagram labeling the components of the EACBDC-63 circuit breaker including Brand, Model Number, Rated Current, Breaking Capacity, Window Indication, Wiring diagram, Operating Handle, and Fastening Screws. A wiring diagram shows input at 1-3 and output at 2-4 with current flow indicated by arrows.
Figur 3: Komponent overview og ledningsdiagram

Betjeningsvejledning

The circuit breaker features an operating handle and a window indicator to show its status.

  1. Tænder: Push the operating handle UP. The window indicator will show RED, indicating the circuit breaker is closed and the circuit is operating normally.
  2. Slukker: Push the operating handle DOWN. The window indicator will show GREEN, indicating the breaker is open and the circuit has stopped running.
  3. Automatisk udløsning: In case of an overload or short-circuit, the circuit breaker will automatically trip, moving the handle to the DOWN position and displaying a GREEN indicator. Before resetting, identify and resolve the fault.
Diagram showing the window indicator operation display. When the handle is down, the indicator is green, meaning the breaker is open and the circuit stops running. When the handle is up, the indicator is red, meaning the circuit breaker is closed and the circuit is operating normally.
Figure 4: Window Indicator Operation Display
Video 1: Demonstration of Circuit Breaker Operation and DIN Rail Mounting

Opretholdelse

The EACBDC series circuit breaker is designed for long-term, reliable operation with minimal maintenance. However, periodic checks are recommended:

  • Visuel inspektion: Undersøg regelmæssigt afbryderen for tegn på fysisk skade, misfarvning eller løse forbindelser.
  • Terminaltæthed: Periodically check and re-tighten terminal screws to ensure optimal electrical contact and prevent overheating.
  • Miljøforhold: Ensure the operating environment remains within the specified temperature range (-10℃ to +40℃) and free from excessive dust or moisture.
  • Rensning: Rengør om nødvendigt forsigtigt ydersiden af ​​afbryderen med en tør, blød klud. Brug ikke slibende rengøringsmidler eller opløsningsmidler.

Fejlfinding

  • Afbryderen udløses ofte: This indicates an overload or short-circuit condition.
    1. Afbryd alle belastninger fra kredsløbet.
    2. Reset the circuit breaker. If it holds, reconnect loads one by one to identify the faulty device.
    3. If the breaker trips immediately without load, there might be a short circuit in the wiring. Inspect wiring for damage.
    4. Ensure the total current draw does not exceed the rated current of the circuit breaker.
  • Circuit Breaker Does Not Reset: If the breaker trips and cannot be reset, there might be a persistent fault or internal damage.
    1. Ensure the fault (overload/short-circuit) has been cleared.
    2. If the issue persists, the circuit breaker may be damaged and require replacement.
  • Ingen strøm til at indlæse:
    1. Check if the circuit breaker is in the 'ON' (red indicator) position.
    2. Verify input power to the circuit breaker.
    3. Check all wiring connections for tightness and continuity.

Brugertips

  • DC Use Only: This circuit breaker is specifically designed for DC 1000V systems. It is NOT rated for AC usage. Using it in an AC circuit can lead to malfunction and safety hazards.
  • Input/Output Polarity: While some circuit breakers might be bidirectional, the wiring diagram for this model indicates specific input (1-3) and output (2-4) terminals with current flow direction. Always follow the marked polarity and connection points for optimal performance and safety.
  • Quantity for Projects: When planning for larger installations, ensure you order the correct quantity. If you need a bulk order, contact the seller directly to confirm availability and order limits.

Garanti & Support

For warranty information, technical support, or any product-related inquiries, please contact the seller or the EARU Official Store directly. Keep your purchase records for reference.

A user manual in PDF format is also available for download. Reference: Brugervejledning (PDF)

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