KRAUS & NAIMER Control Switches up to 25 A

36 Technical Data CG, CH, CHR Switches 1Valid for lines with grounded common neutral termination, overvoltage category III, pollution degree 3. Values for other supply systems on request. 2International Standards and Approvals, refer to page 35. 3Valid only for max. 4 simultaneously opening contacts. 4Valid for CG4 only. 5For electromagnetic optional extras see additional data in Catalog 101. 6Storage temperature: -40 °C to 85 °C (in case of temperature below -5 °C no shock load permissible). Selection Data CH6 CHR6 CG4 CG6 CH10 CHR10 CH16 CHR16 CG4-1 CG8 CH10B CHR10B CH16B CHR16B Rated Insulation Voltage Ui IEC 60947-3, EN 60947-3 1 VDE 0660 part 1071 SEV max. UL/Canada2 CEE 24 min. voltage Rated Impulse Withstand Voltage Uimp 1 Rated Thermal Current Iu/Ith IEC 60947-3, EN 60947-3 VDE 0660 part 107 SEV max. UL/Canada Rated Operational Current Ie AC-21A Switching of resistive IEC 60947-3, EN 60947-3 loads, including mo- VDE 0660 part 107 derate overloads AC-1 Resistive or low SEV 400 V inductive loads 500 V 600 V AC-22A Switching of combined IEC 60947-3 220 V-440 V resistive or low inductive VDE 0660, 500 V loads including moderate part 107 660 V-690 V overloads AC-15 Switching of control IEC 60947-5, EN 60947-5-1 110 V devices, contactors, VDE 0660, 220 V-240 V valves etc. part 200 380 V-440 V Pilot Duty UL/Canada2 Heavy Ampere Rating UL/Canada2 Resistive or low inductive loads Resistive load/Motor load CEE 242 NEMKO/FI2 Breaking capacity 220 V-240 V 380 V-440 V 660 V-690 V Power loss per contact at Iu Resistance to vibration Resistance to shock Short Circuit Protection Max. fuse size (gG-characteristic) Rated short-time withstand current (1s-current) Min. Ambient Temperature of Stages Max. Ambient Temperature open at 100 % Iu/Ith of Stages5, 6 enclosed at 100 % I the V V V V V kV A A A A A A A A A A A A A A A A A A A W A A 440 690 690 690 690 690 400 690 – – – – 300 300 600 600 600 600 380 380 – – – – on request 4 6 6 6 6 6 10 20 20 20 25 25 10 20 – – – – 10 16 20 20 25 25 10 20 20 20 25 25 10 – – – – – – – – – – – – – – – – – 10 20 20 20 25 25 – 20 20 20 25 25 – 16 16 16 25 25 2,5 6 6 6 8 8 2,5 6 6 6 8 8 1,5 4 4 4 5 5 A300 A300 A600 A600 A600 A600 10 16 (150 V) 20 20 25 25 10 (300 V) 4/2 10/6 – – – – 6/44 10/6 – – – – 50 150 150 150 200 200 50 150 150 150 200 200 – 80 80 80 125 125 0,4/0,7 0,8 1,4 1,4 2,3 2,3 on request min. 5 g, 30 ms 10 25 25 25 35 35 90 140 200 200 250 250 -25 °C (valid only without optional extra) 55 °C during 24 hours with peaks up to 60 °C 35 °C during 24 hours with peaks up to 40 °C < back to table of contents >

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