The following is the circuit diagram of [BL5607 pin function circuit] 
(Editor: Circuit Diagram) KNL5-63 Residual Current Circuit Breaker
KNL5-63 Moulded Case Circuit Breaker is MCCB , How to select good Molded Case Circuit Breaker suppliers? Korlen electric is your first choice. All moulded Case Circuit Breakers pass the CE.CB.SEMKO.SIRIM etc. Certificates.
Moulded Case Circuit Breaker /MCCB can be used to distribute electric power and protect power equipment against overload and short-current, and can change the circuit and start motor infrequently. The application of Moulded Case Circuit Breaker /MCCB is industrial.
Korlen electric also provide Miniature Circuit Breaker /MCB. Residual Current Circuit Breaker /RCCB. RCBO. Led light and so on .
KNL5-63 Molded Case Circuit Breaker,Small Size Molded Case Circuit Breaker,Electrical Molded Case Circuit Breaker,Automatic Molded Case Circuit Breaker
Wenzhou Korlen Electric Appliances Co., Ltd. , https://www.zjmotorstarter.com