DONGHAI Cylinder Hole Saw Size:55mm(=Door Lock Hole Saw) 5 kA at 400 415 V SMC CDG1RA20 150Z CG1R 5 kA at 400 415 V AC 50 60 Hz conforming to IEC 60947 2 Suitability for isolation Yes conforming to IEC 60947 2 utilisation category Category A Trip unit name TM D Trip unit technology Thermal magnetic Trip unit rating 60 A at 50 °C Protection type Short circuit protectionOverload protection Pollution degree 3 conforming to IEC 60664 13 conforming to IEC 947 1 Complementary Control type Toggle Mounting mode Fixed mounting support Backplate Upside connection Front downside connection Front Mechanical durability 8500 cycles Electrical durability Category A: 1500 cycles 415 V AC 50 60 Hz conforming to IEC 60947 2 Connection pitch 25 mm local signalling Positive contact indication Neutral protection setting Without protection earth leakage protection Without height 130 mm Width 75 mm Depth 60 mm Environment Standards GB T 14048 material Stainless steel Hardness (HRC) 50 ~ 55 (blade part) Product Code Ordering & Shipping Size 55 Specifications shown are for the base model