QGLC?60A~1600A side operation load isolation switch 1 QGLC?60A~1600A. The load isolation switch is suitable for the making and breaking of circuit or electric isolation. The products have three pole, four pole ( three poles+on off neutral pole) Switches over 1000A are only suitable for electric isolation. 2 Observation window can be provided for products below 630A can be provided according to the demand to observe directly the on and off state of the contact. 3 Mode of operation: Direct operation: handle is installed on the right side of switch. Operation outside the board: handle is installed outside the door of distributing board. 4 Two sets of auxiliary contacts can be assembled according to the demand. 5 Extended shaft is used for the operation outside the board. 6 Mechanical property and electric performance correspond to the mechanical performance 7 The electric cable insulating cover can be assembled.