Detailed Product Description

Type:YEM1E-800 The YEM1E series moulded case electron circuit breaker is applicable for the infrequent line change over and motor start in the circuit of the AC 50/60Hz, rated insulating voltage 800V, rated working voltage 690V and below, rated working current up to 800A. The circuit breaker has the function of overload long time lag inverse time, short circuit short time lag inverse time, short circuit short time lag definite time, short circuit instant protection and undervoltage protection. It also has the function of the residual current protection and phase protection to protect the circuit and electric power equipment. The Z, B type controller has the tele-communicated connection for the requirement of the controller center system automatic. The products are according with IEC60947 and GB14048 standard.

(1)Main technical parameter:

1.Shell current Inm(A):800

2.Rated current In(A):630,640,660,680,700,720,740,760,780,800

3.Rated working voltage Ue(V): AC400

4.Rated insulating voltage Ui(V):AC800