ZSR7 6KA Breaking RCBO

Range of application

ZSR7 series of leakage circuit breaker is applicable for 230V AC voltage, 50Hz frequency, 40A rated current, and single-phase circuit and rated current below 40A. The breaker has the functions of leakage, overloadand short circuit protection, can mainly be used for electric shock protection to prevent fire risk caused by ground connection fault of equipment, and adopts of electromagnetic/electronic leakage tripping system.

Operative standard: GB16917 &IEC61009

Structure Characters

1. The detecting element and tripping element shall be located between the incoming line terminal and outgoing line terminal.

2. The operating characteristic of the product shall not be changed by any external machine tool.

3. The operating mechanism shall be flexible and reliable, and have the function of free tripping.

4. The operating mechanism shall allow the moving contact of the product to remain only in closed or disconnected position and there shall be two obviously diacritical and resting positions corresponding to the position of the moving contact. The “green” indicates the disconnected positionof the movable contact and the “red” indicates the closed position of the movable contact.

5. The electrical clearance and creepage distance of the product shall be not less than 3 mm.

6. The current-carrying parts of the product shall be made from copper.

7. The part group used for transferring the contact pressure shall ensure that the contact pressure of the product does not change in use.

8. The protective grade of the product shell shall be in the IP2LX level specified in GB/T4942.2.

Technical Parameter