18MM 1P+N AC 230V Type A 6A-40A B C Curve RCBO MCB Residual Current Circuit Breaker Over Short Current 30mA Leakage Protection Wallbox Wallmount Size 1170*540*2

Size 1170*540*2

so a buttress must be added in the middle

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18MM 1P+N AC 230V Type A 6A-40A B C Curve RCBO MCB Residual Current Circuit Breaker Over Short Current 30mA Leakage Protection Wallbox Wallmount Size 1170*540*2SPECIFICATIONS Arc: Type B Type C Brand Name: EARU Certification: CE Choice: yes Circuit breaker Type: Electronic Leakage Protection Circuit Breaker Customizable Leakage Value: 10mA 50mA 100mA 300mA High concerned chemical: None Is Smart Device: No Model: RCD RCCB RCBO MCB Model Number: EAL 5 Origin: Mainland China Rated Voltage: 220V Type: Earth Leakage,Circuit breaker,Type A Type B Rated Current: 16A 40A Type C Rated current: 6 10 16 20A 25 32 40A