Overview Reviews Product Description Square D 170R-601 Current Transformer Ratio: 600:5. Product Videos Custom Field Ratio 600:5 Product Reviews Write a Review Write a Review × Square D Square D 170R-601 Current Transformer Ratio: 600:5 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *