Molded Case Circuit Breaker 63-800A
Molded case circuit breakers are available in current ratings from 63A to 800A. They are designed for electrical protection in power distribution systems.
Technical Specifications
Overview
DZ20Y Series MCCB Overview
The DZ20Y series molded case circuit breaker is engineered for reliable electrical protection in circuits with a frequency of AC 50 Hz. Designed for distribution networks operating at 380V and below, this device provides essential overload, short-circuit, and under-voltage protection for power equipment. Specific models are also suitable for motor protection, supporting the starting and operation of squirrel-cage motors.
Key Metrics
Rated Current
225 A
Rated Current
Breaking Capacity
25 kA
Ultimate Short-Circuit (Icu)
19 kA
Service Short-Circuit (Ics)
Technical Specifications
Electrical Ratings
| Parameter | Value |
|---|---|
| Rated Operational Voltage | 380V |
| Rated Insulation Voltage | 660V |
| Rated Frequency | 50Hz |
| Impulse Withstand Voltage | 6kV |
Model Range
- 100
- 225
- 400
- 630
Compliance & Environment
- Standards Compliance
- GB14048.2IEC 60947-2
- Reference Temperature
- 40 °C
Accessories & Features
Available Accessories
Under-voltage releaseShunt releaseAuxiliary contactAlarm contactRotary handle
