www.krausnaimer.com MAIN, SAFETY AND MAINTENANCE SWITCH 117 MAIN CATALOG Electrical Data kWkWkWkW 3 5,5 5,5 5,5 Detail Selection KG switches The switches described in this chapter comply with regulations of IEC 60947-3, EN 60947-3, VDE 0660 Part 107, IEC 60204, EN 60204 and VDE 0113. They therefore meet all the requirements for disconnectors, switch disconnectors, main switches and repair switches. Electrical data KG125 KG126 KG127 KG160 KG161 KG162 KG210 KG211 KG212 C200-4 KG250 KG251 KG252 KG315 KG316 KG317 C316 Rated values Insulation voltage Ui IEC/VDE¹ Disconnectors conditions ¹ V 1000 ² 1000 ² 1000 ² 690 1000 ² 1000 ² 1000 USA/Canada V 600 600 600 - 600 600 600 CEE / NEMKO V - - - - - - - Rated impulse withstand voltage Uimp ¹ kV 8 8 8 6 8 8 8 Thermal current IEC / VDE Iu open= Ith Ithe enclosed A A 125 125 160 160 200 200 200 200 250 250 315 315 315 315 / 275 5 USA/ Canada ON/OFF function 1-0-2 function A A 150 ³ 125 ³ 200 ³ 160 ³ 200 ³ - - - 250 ³ - 300 ³ - 240 - Breaking capacity 3-phase, 3-pole 220 V/240 V 380 V/440 V 660 V/690 V A A A 800 750 340 900 850 340 1300 1100 400 1100 1100 490 1600 1380 400 1800 1650 400 2000 2000 335 1-phase, 2-pole 220 V/240 V A AC-21A IEC/VDE Disconnectorrated operational current Ie A 125 160 200 200 250 315 315 Rated utilization category AC-3 Direct-online Starting 3-phase, 3-pole 220 V/240 V 380 V/440 V 500 V 690 V kWkWkWkW 22 37 45 30 30 45 55 37 37 55 75 40 22 37 37 30 37 55 75 40 45 75 90 45 37 55 55 37 1-phase, 2-pole 220 V/240 V 380 V/440 V kWkW - - - - - - - - - - - - - - AC-23A, AC-23B Frequent switching of motors or other high inductive loads 3-phase, 3-pole 220 V/240 V 380 V/440 V 500 V 690 V kWkWkWkW 30 45 55 37 30 55 75 37 37 75 90 45 37 75 90 55 37 90 110 45 55 110 132 45 75 132 132 37 1-phase, 2-pole 220 V/240 V 380 V/440 V kWkW - - - - - - - - - - - - - - Ampere- Rating Resistive or low inductive loads USA/ Canada 4 600 V ON/OFF 600 V 1-0-2 A A 150 ³ 125 ³ 200 ³ 160 ³ 200 ³ - - - 250 ³ - 300 ³ - 240 - DOL- Rating Standard motor load (similar to AC-3) USA/ Canada 4 3-phase, 3-pole 110 –120 V 200 – 240 V 440 – 480 V 550 –600 V HP HP HP HP 15 30 60 60 20 40 75 60 25 50 75 75 - - - - 30 60 75 75 40 75 100 100 30 75 75 60 Power loss per pol at Iu Resistance to vibration 7 Resistance to shock 7 W 3,1 C C 5 C C 5 C C 6,7 C C 8 C C 12,7 C C 17 C C Short circuit protection Max. fuse size (gL-Characteristic) A 125 160 200 200 250 315 315 Rated short-time withstand current [1 Sec. current] A 2500 3000 4000 2000 4600 5800 4200 Rated conditional short-circuit current Icc (kA) kA 30 50 30 – 30 – 5 – 30 – 15 – 5 – Cut-off current Ic (kA) kA 12,5 13,30 12,9 – 16 – – – 19 – 17,6 – 8,5 – Joule Integral I²t (kA²s) kA2s 100,03 94,92 102,7 – 220 – – – 460 – 918,12 – 1080 – Max. permissible wire gage (Use Copper wire only) ein- bzw. mehrdrähtig mm ² AWG MCM 95 3 / 0 - 95 3 / 0 - 185 - 350 95 9 - - 185 - 350 185 - 350 185 9 - 350 Flexible wire without sleeve mm ² AWG MCM 70 2 / 0 - 70 2 / 0 - 150 - 300 95 9 - - 150 - 300 150 - 300 150 9 - 300 Flexible wire sleeving in accordance with DIN 46228 mm ² 70 70 120 - 120 120 - Cable lug or track must accept Connection screw Max. width Max. width with protective cover mm mm mm M10x 20 20 25 M10x 20 20 25 M12x 20 25 34 M8x 6- - M12x 20 25 34 M12x 20 25 34 M12x 20 - - Max. ambient temperature 6 open at 100 % Iu / Ith 50 ˚C during 24 hours with peaks up to 55 ˚C enclosed at 100 % Ithe 35 °C during 24 hours with peaks up to 40 °C ¹ Valid for lines with common neutral termination, overvoltage category III, pollution degree 3 Values for other supply systems on request | ² Suitalble for no load switching applications (AC-20A) above 690 V. | ³ Valid when connected with wire rated for 75 ˚C. | 4 International standards and approvals refer to Page 234 | 5 The values after the slash effective for the 6- and multi-pole switch. | 6 Storage temperature: -40 ˚C bis 85 ˚C (at temperatures below -5 ˚C, no impact load is permitted) | 7 A: min. 4 g, 2-100 Hz, 1,6 mm. B: min. 6 g, 6 ms. C: on request. | 8 Max. 277 V | 9 Connection with cable lug < Back to the catalog directory
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