The ‘C’ series indicators are designed for use with current transformershaving 5 amp secondaries. The basic indicator has a maximum scalereading of 6 amp which allows a 20% overload on the nominal current.
The indicators are surface mounted and have a completely insulatedcase. The moulded base incorporates a recess for the terminals, andthe cable can be routed to the indicator either through the mountingpanel, or on the face of the mounting panel through the top or bottomflanges (two easily removed breakaway sections are incorporated inthe top of the unit to allow cable entry from above). The unit has anaesthetic clear moulded plastic cover giving a pleasing modernappearance whilst also facilitating reading under difficult lightingconditions.
The cover is retained by two knurled insulated knobs which can besealed to the re-setting knob by a wire and seal if required.
The re-setting knob is manufactured from a moulded insulatedmaterial and there is provision for a phase identification disc if required.Fully compliant with ESI 50-2.