GYL9 residual current circuit breaker(withoutovercurrent protection)is suitable for AC 50Hz,rated voltage 240V for two poles,415V for fourpoles,and rated current up to 80A.It can quicklycut off the fault power in a very short time,to protect the safety of people and electrical equipment,it can also be used for infrequent switching of lines.
It’s suitable for terminal distribution lines incommercial office buildings,residential andgeneral industrial use.
|Rated Operational Voltage||Un||V||240/415V|
|Nominal Insulation Voltage||Ui||V||500|
|Rated residual action current||l△n||mA||30、100、300|
|Rated impact tolerance voltage||Uimp||V||4000|
|1 min dielectric voltage||V||2000|
|Rated limit short circuit current||Inc||kA||6、10|
|Rated limit Remaining short circuit current||l△c||kA||6、10|
|Rated on and off capacity||lm||A||500A(25A,40A),或10In(≥63A)|
|Rated residual switching and breaking capacity||l△m||A||500A(25A,40A),或10In(≥63A)|