Molded Case Circuit Breaker DZ20 Series
The DZ20 series circuit breaker is designed for energy distribution with a rated insulation voltage of 660V. It can also protect motors and transfer circuits, conforming to GB14048.2 and IEC60947-2 standards.





Technical Specifications
Product Overview
DZ20 Series Molded Case Circuit Breaker
The DZ20 series molded case circuit breaker provides reliable overcurrent and short-circuit protection for electrical distribution systems. Rated for up to 1250A and 660V insulation, it is designed for both commercial and industrial use, including motor protection for specific models. Built to meet international quality and safety standards, this breaker ensures stable performance, efficient power distribution, and long-term equipment protection.

Technical Specifications
- Rated Insulation Voltage
- 660 V
- Rated Working Voltage
- 380V and below
- Rated Current Capacity
- 1250 A
- Operating Frequency
- 50Hz60Hz


Standards & Compliance
Certifications & Standards

Application
Primary Applications
- Energy distribution
- Motor protection (for units 225A and below)
- Infrequent circuit transferring
- Infrequent motor starting



