GA&DA GDDC3-63 Disjoncteur magnéto-thermique à courant continu 6,0 kA

GA&DA GDDC3-63 DC MCB is a 6kA DC miniature circuit breaker available in 1P, 2P, 3P and 4P versions for photovoltaic and DC protection systems.

  • Insulation Voltage Ui: 1000V
  • Fréquence nominale : 50/60 Hz
  • Rated Breaking Capacity: 6 000 A
  • Rated Impulse Withstand Voltage Uimp: 6kV
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GDDC3-63 DC MCB Overview

Le GDDC3-63 DC MCB is a reliable DC miniature circuit breaker designed for photovoltaic systems and other low-voltage DC applications that require stable overload and short circuit protection. This GDDC3-63 DC MCB is suitable for solar DC circuits, communication systems, battery-related DC protection circuits, and industrial DC control systems. With a rated current range from 10A to 63A and a rated voltage up to 1 000 V CC, le GDDC3-63 DC MCB provides flexible protection options for multiple system designs.

Built for DIN rail installation, the GDDC3-63 DC MCB combines compact structure, clear contact indication, and dependable tripping performance. It complies with IEC/EN60947-2 and is available with B, C, and D trip curves, allowing buyers to choose a suitable release characteristic for different load conditions.

Ceci GDDC3-63 DC MCB series is available in 1P, 2P, 3P, and 4P configurations. Standard voltage options include 1P 250V DC, 2P 500V DC, 3P 750V DC, and 4P 1000V DC. According to the product configuration shown in your materials, a 2P 1000V DC version is also available for photovoltaic system requirements.

Caractéristiques du produit

  • Capacité de coupure de 6 kA for dependable DC circuit protection
  • Rated current range from 10A to 63A for multiple application needs
  • Options 1P, 2P, 3P et 4P for flexible system design
  • Voltage options up to 1000V DC for photovoltaic and DC distribution systems
  • B, C and D trip curves for different load characteristics
  • Clear contact position indication for easy operation checking
  • DIN rail mounting for fast panel installation
  • Support for accessories such as auxiliary contact, alarm contact, shunt release and under voltage release

Caractéristiques techniques

ParamètreCaractéristiques techniques
ModèleGDDC3-63
Type de produitDC Miniature Circuit Breaker
Focus KeywordGDDC3-63 DC MCB
Courant nominal10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
Pole1P, 2P, 3P, 4P
Rated Voltage Ue1P 250V DC / 2P 500V DC / 3P 750V DC / 4P 1000V DC
Optional Special Version2P 1000V DC
Insulation Voltage Ui1000V
Fréquence nominale50/60 Hz
Capacité de coupure nominale6 000 A
Rated Impulse Withstand Voltage Uimp6kV
Tension d'essai diélectrique2 kV
Trip CurveB, C, D
Durée de vie électrique8000 operations
Durée de vie mécanique10 000 opérations
Contact Position IndicatorOui
Classe de protectionIP20
Reference Temperature30°C
Température ambiantede -5 °C à +40 °C
Température de stockagede -25 °C à +70 °C
Terminal Connection TypeCâble / Barre omnibus de type U / Barre omnibus à broches
Terminal Size Top/Bottom for Cable25 mm²
Couple de serrage2.5 N·m
MontageDIN rail FN60715 (35mm)
ConnexionEn haut et en bas
Auxiliary ContactOui
Alarm ContactOui
Shunt ReleaseOui
Under Voltage ReleaseOui
StandardIEC/EN60947-2

Modèles disponibles

Model / ConfigurationPoleTension nominale
GDDC3-63-1P-250V1P250V DC
GDDC3-63-2P-500V2P500 V CC
GDDC3-63-3P-750V3P750V DC
GDDC3-63-4P-1000V4P1 000 V CC
GDDC3-63-2P-1000V2P1 000 V CC

Example image folders you provided include: GDDC3-63-C20-1P-250V, GDDC3-63-C32-2P-500V, GDDC3-63-C40-3P-750V, GDDC3-63-C63-4P-1000V, and GDDC3-63-2P-1000V.

Applications

Le GDDC3-63 DC MCB is widely used in DC protection systems where safe switching and circuit isolation are important. Typical applications include:

  • Solar photovoltaic power systems
  • Boîtiers de raccordement photovoltaïques
  • DC distribution boxes
  • Battery energy storage systems
  • Communication power systems
  • Industrial DC control cabinets
  • Renewable energy equipment
  • DC protection for inverters and related auxiliary circuits

Why Choose GA&DA GDDC3-63 DC MCB?

Le GDDC3-63 DC MCB is a practical choice for buyers who need a stable, compact, and export-ready DC circuit breaker for photovoltaic applications. GA&DA provides consistent manufacturing quality, flexible current and pole options, and configuration support for OEM and project buyers. This GDDC3-63 DC MCB offers 6kA breaking capacity, up to 1000V DC rated voltage, multiple trip curves, and useful accessory compatibility. For distributors, panel builders, wholesalers, and solar equipment buyers, the GDDC3-63 DC MCB helps simplify procurement while meeting common DC protection requirements.

FAQ

What is the GDDC3-63 DC MCB used for?

The GDDC3-63 DC MCB is used for overload and short circuit protection in photovoltaic systems, DC distribution systems, communication systems, and other DC power applications.

What current range is available for the GDDC3-63 DC MCB?

The GDDC3-63 DC MCB is available in 10A, 16A, 20A, 25A, 32A, 40A, 50A, and 63A.

What pole options are available?

The GDDC3-63 DC MCB is available in 1P, 2P, 3P, and 4P versions. A 2P 1000V DC version is also available according to the supplied product information.

What is the breaking capacity of the GDDC3-63 DC MCB?

The GDDC3-63 DC MCB has a 6kA breaking capacity.

What standards does the GDDC3-63 DC MCB meet?

The GDDC3-63 DC MCB is manufactured according to IEC/EN60947-2.

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