ABB CIRCUTOR MC1-30-250/400/500 A Transformer

ABB Circuitor MC1‑30 Current Transformer (30/250/400/500 A) A multi‑ratio toroidal CT offering selectable primary taps at 30, 250, 400, or 500 A. Its compact design and 1 A secondary facilitate integration with ammeters, power meters, and protective devices in moderate‑current panels. Key Specifications Model: MC1‑30 Primary Ratios: 30 A, 250 A, 400 A, 500 A Secondary: 1 A or 5 A (jumper‑selectable) Accuracy Class: 0.5 at rated current Frequency: 50/60 Hz Mounting: Panel cut‑out or busbar clamp Insulation: 600 V UL rated Operating Temp.: –20 °C to +70 °C This CT supports flexible measurement ranges in metering and power‑quality applications.