Model 100 Window Diameter 1.56", 2.0", 2.5" Application: Relaying and metering Frequency: 50 - 400Hz Insulation Level: 600 Volts, 10kV BIL full wave * Terminals are brass studs No. 8 - 32 with one flatwasher, lockwasher and regular nut * Order mounting bracket kit separately * Multi-ratios available upon request * Approximate weight: 9.5 lbs Approvals Catalogue Number Current Ratio V.A. for 1% class Continuous ANSI Metering class at 60Hz Secondary thermal winding rating factor resistance B0.1 B0.2 B0.5 B0.9 B1.8 (0HMS @ 75C @30C @55C 100 - 201 200:5 C10 0.6 0.6 1.2 2.4 - 0.057 2.0 2.0 100 - 301 300:5* C10 0.3 0.3 0.6 1.2 - 0.091 2.0 2.0 100 - 401 400:5* C20 0.3 0.3 0.6 0.6 1.2 0.133 2.0 2.0 100 - 501 500:5* C20 0.3 0.3 0.3 0.6 1.2 0.166 2.0 1.5 100 - 601 600:5* C20 0.3 0.3 0.3 0.3 0.6 0.199 2.0 1.5 100 - 801 800:5* C20 0.3 0.3 0.3 0.3 0.3 0.266 1.5 1.33 100 - 102 1000:5* C50 0.3 0.3 0.3 0.3 0.3 0.332 1.5 1.0 100 - 122 1200:5* C20 0.3 0.3 0.3 0.3 0.3 0.374 1.5 1.0 100 - 152 1500:5* C20 0.3 0.3 0.3 0.3 0.3 0.468 1.33 1.0 100 - 162 1600:5* C50 0.3 0.3 0.3 0.3 0.3 0.499 1.33 1.0 100 - 202 2000:5* C50 0.3 0.3 0.3 0.3 0.3 0.624 1.0 0.8 100 - 252 2500:5* C50 0.3 0.3 0.3 0.3 0.3 0.735 1.0 0.8 100 - 302 3000:5* C50 0.3 0.3 0.3 0.3 0.3 0.882 1.0 0.8 UL 257877 CSA 223647 25