Specifications include, but are not limited to: TRANSFORMER, SECONDARY CT ,600V CMF 100:5 RATIO APPROVED MANUFACTURERS & PRODUCTS ONLY: ARTECHE # IRH-5 100:5 0.3B0.1 RF4-735301020 ABB # 4460A30G23; TRANSFORMER, SECONDARY CT ,600V CMF 200:5 RATIO APPROVED MANUFACTURERS & PRODUCTS ONLY: ARTECHE # IRH-5 200:5 0.3B0.5 RF4-735301040 ABB # 4460A30G01; TRANSFORMER, SECONDARY CT ,600V CMF 600:5 RATIO APPROVED MANUFACTURERS & PRODUCTS ONLY: ARTECHE # IRH-5 600:5 0.3B0.5 RF2-735301120 ABB # 4460A30G07; TRANSFORMER, SECONDARY CT ,600V CMF 800:5 RATIO APPROVED MANUFACTURERS & PRODUCTS ONLY: ARTECHE # IRH-5 800:5 0.3B0.5 RF2-735301160 ABB # 4460A30G09; TRANSFORMER, SECONDARY CT ,600V CMV 100:5 RATIO APPROVED MANUFACTURERS & PRODUCTS ONLY: ARTECHE # IRH-7 100:5 1.2B0.1 RF4-73523020 ABB # 7524A75G17