SWITCHES FOR SPECIFIC USE AND DC SWITCHES www.krausnaimer.com 211 MAIN CATALOG Detailed selection switch types Switch types acc. IEC 60947-3, EN 60947-3, VDE 0660 Part 107, USA / Kanada CHR16/B DHR10 DHR11/B DK10 DK11 Rated uninterrupted current I u/I th IEC 60947-3, EN 60947-3, VDE 0660 Teil 107 A 25 16 6 16 6 USA / Kanada² A 25 15 6 15 6 Rated operational voltage Ue 1 IEC 60947-3, EN 60947-3, VDE 0660 Teil 107 V 690 690 600 690 600 USA / Kanada² V 600 600 600 600 600 Min. Voltage V - - 1 6 - 1 6 Rated impulse withstand voltage Uimp kV 6 6 On request 6 On request Rated operational current Ie AC-21A Switching of resistive loads, with moderate overloads IEC 60947-3, EN 60947-3, VDE 0660 Part 107 1 V 6/12 V 24/48 V 110/220 V 380/440 V 500/600 V 660/690 V A A A A A A A 25 16 6 3/2 1/0,8 0,4/0,2 0,13/0,1 0,09/0,05 -/- 16 6 3/2 1/0,8 0,4/0,2 0,13/0,1 0,09/0,05 -/- AC-22A Switching of combined resistive or low inductive loads including moderate overloads IEC 60947-3, EN 60947-3, VDE 0660 Part 107 220V–500V 220V–440V 660V–690V 500 V A A A A - 25 25 25 - - - - - - - - - - - - - - - - AC-15 Switching of magnetic drives, contactors, valves and electrical magnets IEC 60947-3, EN 60947-3, VDE 0660 Part 107 110 V 220V–240V 380V–440V A A A 8 8 5 5 5 3 - - - 5 5 3 - - - Pilot duty Heavy VAC A600 600 - 600 - Ampere rating Resistive or low inductive loads A 25 15 - 15 - Rated utilization category AC-2 Slip-ring induction motor starting, reversing, plugging and star-delta starting (CHR10B) IEC 60947-3, EN 60947-3, VDE 0660 Teil 107 3 phase, 3 pole 220V–240V 380V–440V 500 V 660V–690V kWkWkWkW 5,5 11 15 13 - - - - - - - - - - - - - - - - AC-3 Direct-on-line starting of squirrel-cage motors, star-delta starting (CHR16B) IEC 60947-3, EN 60947-3, VDE 0660 Teil 107 3 phase, 3 pole 220V–240V 380V–440V 500 V 660V–690V kWkWkWkW 4 7,5 7,5 7,5 2,2 3,7 3,7 3,7 - - - - 2,2 3,7 3,7 3,7 - - - - 1 phase, 2 pole 110 V – 120 V 220 V – 240 V 380 V – 440 V 500 V 660V–690V kWkWkWkWkW 1,5 3 3,7 4 3,7 0,37 1,1 2,2 - - - - - - - 0,37 1,1 2,2 - - - - - - - AC-4 Starting of squirrel-cage motors, reversing, plugging and inching IEC 60947-3, EN 60947-3, VDE 0660 Teil 107 3 phase, 3 pole 220V–240V 380V–440V 500 V 660V–690V kWkWkWkW 1,5 3 3 3 - - - - - - - - - - - - - - - - 1 phase, 2 pole 110 V – 120 V 220 V – 240 V 380 V – 440 V kWkWkW 0,45 1,1 2,2 - - - - - - - - - - - - AC-23A Frequent switching motors or other high inductive loads IEC 60947-3, EN 60947-3, VDE 0660 Teil 107 3 phase, 3 pole 220V–240V 380V–440V 500 V 660V–690V kWkWkWkW 5,5 11 11 11 3 5,5 5,5 4 - - - - 3 5,5 5,5 4 - - - - 1 phase, 2 pole 110 V – 120 V 220 V – 240 V 380 V – 440 V 500 V 660V–690V kWkWkWkWkW 1,5 3 5,5 5,5 5,5 0,55 1,5 2,5 - - - - - - - 0,55 1,5 2,5 - - - - - - - Standard motor load DOLRating (similiar AC-3) UL / Kanada 3 phase 3 pole 110V–120V 220V–240V 440V–480V 550V–600V HP HP HP HP 2 5 10 10 0,75 1,5 3 3 - - - - 0,75 1,5 3 3 - - - - 1 phase 2 pole 110V–120V 220V–240V 277 V 440V–480V 550V–600V HP HP HP HP HP 1 2 3 5 5 0,25 0,5 0,5 1 1 - - - - - 0,25 0,5 0,5 1 1 - - - - - Short circuit protection Max. fuce size gL/gG-Characteristic gL - Characteristic A A - 35 - 16 6 7 - 16 6 7 Rated short-time withstand current (1s-current) A 250 120 40 120 40 Max. permissible wire gage (use copper wire only) 2 x 2 x Single-core or stranded wire mm² - - - 2,5 2,5 Flexible wire mm² - - - 2,5 2,5 Flexible wire sleeving in accordance with DIN 46228 mm² - - - 1,5 1,5 AWG wire (without sleeve) AWG - - - 14 14 Connection with isolated terminal and spade lugs Inside cable diameter mm ≥3,6 ≥3,2 ≥3,2 - - Outside cable diameter mm ≤8,6 ≤7,4 ≤7,4 - - Connection with isolated quick connections mm 6,3 - - 6,3 6,3 Ambient temperature of stages 4, 5 open at 100 % I u/I th 55 °C over 24 hours with peaks up to 60 °C enclosed at 100 % Ithe 35 °C over 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 Upon request.. | 2 International Standards and Approvals, refer to page 192 | 3 16 A bei 150 V und 10 A bei 300 V für CG8 | 4 For electromagnetic optional extras see additional data in the chapter OPTIONAL EXTRAS. | 5 Storage temperature: -40 °C to 85 °C (in case of temperature below -5 °C no shock load permissible). | 6 Lower values On request. | 7 G-fuse, swift < Back to the catalog directory >
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