Scope of application

DZB1-63 miniature circuit breaker is suitable for AC 50 Hz or 60 Hz circuits, with a rated operating voltage of 230/400 V and below, and a rated current of 63 A and below. It is used for overload and short circuit protection of lighting, distribution lines, and electrical equipment in office buildings, residential buildings, and similar structures. It can also be used for infrequent line switching under normal conditions.

The product has the characteristics of advanced structure, reliable performance, high breaking capacity, beautiful and compact appearance, etc. The shell and components are made of impact-resistant, highly flame-retardant materials.

The product complies with IEC60898-1 and GB10963.1 standards.

Model and meanings

Main technical parameters

Note:

● Mechanical life: 20,000 times (off - on).

● Resistance to moisture and heat: Class 2 (relative humidity of 95% at a temperature of 55°C)

● The wiring uses terminal blocks with clamps, and the fixed cable section can reach 25 m㎡.

Overcurrent tripping characteristics table

Operating characteristic curve

Dimension and installation dimension