GA&DA GDDC1-63 4.5kA DC MCB

GA&DA GDDC1-63 DC MCB is a 4.5kA DC miniature circuit breaker available in 1P, 2P, 3P and 4P versions, with rated current from 10A to 63A for photovoltaic and DC protection systems.

  • Modelo: GDDC1-63
  • Rated Voltage Ue: 1P: 250V, 2P: 500V, 3P: 750V, 4P: 1000V DC
  • Insulation Voltage Ui: 1000V
  • Frecuencia nominal: 50/60 Hz
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Descripción

El GDDC1-63 DC MCB is a compact and reliable DC miniature circuit breaker designed for overload and short circuit protection in photovoltaic and other DC power systems. It is suitable for DC rated voltage up to 1000V and supports rated current options from 10A to 63A, making it a practical choice for solar combiner boxes, energy storage systems, telecom power systems, and industrial DC circuits.

Esto GDDC1-63 DC MCB is manufactured in compliance with IEC/EN60947-2 and is designed for stable switching performance under normal operating conditions. It can also be used for infrequent line operation, helping users manage DC distribution and protection in a safe and efficient way.

With a compact DIN rail mounting design, the GDDC1-63 DC MCB is easy to install in distribution cabinets and control boxes. The breaker includes a contact position indicator, clear product marking, and multiple trip curve options, which make it more convenient for panel builders, OEM customers, and project buyers.

For buyers looking for a dependable GDDC1-63 DC MCB for solar and DC control systems, this model offers a balanced combination of compact size, good protection performance, and flexible pole configuration.

Características del producto

  • Designed for DC overload and short circuit protection
  • Suitable for DC systems up to 1000V
  • Rated current options: 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
  • Pole options: 1P, 2P, 3P, 4P
  • Breaking capacity: 4.5kA
  • Complies with IEC/EN60947-2
  • Contact position indicator for easier status checking
  • Supports B, C, and D trip curves
  • Compacto Montaje en carril DIN design
  • Suitable for solar PV, telecom, communication, and industrial DC applications

Especificaciones técnicas

ParámetroEspecificaciones
MarcaGA&DA
ModeloGDDC1-63
Tipo de productoDisyuntor en miniatura de corriente continua
Corriente nominal10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
Poste1P, 2P, 3P, 4P
Rated Voltage Ue1P: 250V, 2P: 500V, 3P: 750V, 4P: 1000V DC
Insulation Voltage Ui1000V
Frecuencia nominal50/60 Hz
Rated Breaking Capacity4500A
Rated Impulse Withstand Voltage4kV
Dielectric Test Voltage2kV
Thermo-Magnetic ReleaseB, C, D
Electrical Life4000
Mechanical Life10000
Contact Position Indicator
Protection ClassIP20
Ambient Temperature-5℃ to +40℃
Storage Temperature-25℃ to +70℃
Terminal Connection TypeCable / U-type busbar / Pin-type busbar
Terminal Size25mm²
Tightening Torque2.5 N·m
MontajeOn DIN Rail FN60715 (35mm)
ConnectionTop and bottom
Auxiliary Contact
Alarm Contact
Shunt Release
Under Voltage Release

Aplicaciones

El GDDC1-63 DC MCB is suitable for a wide range of DC electrical protection applications.

Typical Applications:

  • Solar photovoltaic systems
  • Cajas de conexión fotovoltaicas
  • Energy storage systems
  • Communication and telecom power systems
  • Cuadros de distribución de corriente continua
  • Battery protection circuits
  • Industrial control systems
  • Conjuntos eléctricos OEM

¿Por qué elegirnos?

GA&DA is a professional low-voltage electrical manufacturer focused on practical and reliable circuit protection products for global customers.

Why choose GA&DA GDDC1-63 DC MCB?

  • Stable quality and compact structure
  • Full range of rated current options from 10A to 63A
  • Multiple pole and trip curve choices
  • Suitable for photovoltaic and industrial DC systems
  • DIN rail installation for easy panel assembly
  • OEM/ODM support available
  • Bulk order support for distributors and project buyers

Preguntas frecuentes

What is the rated breaking capacity of the GDDC1-63 DC MCB?

The GDDC1-63 DC MCB has a rated breaking capacity of 4.5kA.

What current ratings are available for the GDDC1-63 DC MCB?

This model is available in 10A, 16A, 20A, 25A, 32A, 40A, 50A, and 63A.

What pole options are available?

The GDDC1-63 DC MCB is available in 1P, 2P, and 4P versions.

Is the GDDC1-63 DC MCB suitable for solar systems?

Yes. It is suitable for photovoltaic DC systems, including combiner boxes and other DC protection circuits.

What standards does this product comply with?

It is designed in accordance with IEC/EN60947-2.

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