F7 300ma protection mcb and rccb types of elcb
F7 300ma protection mcb and rccb types of elcb is designed for protection of humans and animals against the dangerous effects of electric current.When parts under voltage are touched, the RCD instantly switches off the current long before any amount or duration of current flow can cause damage.Such fields of application are,e.g., rooms with bath tubs or shower, saunas, indoor and outdoors.
1.The connecting terminal with both sides double function can simultaneously connect bus row and siglecore conductor.
2.It is provides with contact shape indicator.
3.Multiple leakage operating current specifications,easy to realize selectivity protection.
4.It can prevent the error opeeration caused by operation electronic equipment switch.