KRAUS & NAIMER Contactor Catalogue

Ratings AC3 400V Motor 50A 62A 74A 400-415V 22kW 30kW 37kW 660-690V 30kW 37kW 45kW AC1 690V at 40°C 110A 120A 130A Auxiliary contacts Type AC Coil Voltage Coding *230AC Coil Code Volts Volts NO NC 50Hz 60Hz 1 0 9B K3-50A 00 A230 SIS 0010 9B K3-62A 00 A230 SIS 0010 9B K3-74A 00A 230 SIS 0010 A024 22-24V 22-27V 0 1 - - - A042 42-47V 47-52V 1 1 - - - A110 100-110V 110-122V 0 0 9B K3-50A 00 A230 9B K3-62A 00 A230 9B K3-74A 00 A230 A127 122-135V 135-150V Cable cross-section A230 220-240V 230-264V Solid mm 2 4 - 50 A400 380-415V 400-460V Flexible mm 2 10 - 35 Cables per clamp 1 + 1 Auxiliary contact I th 40°C A - AC15 230V A - 400V A - Power consumption of coils DC Coil Voltage Coding Inrush VA 140 - 165 Code Volts hold VA 13 - 18 D024 24Vdc Operation range of coils 0.85 - 1.1 D048 48Vdc D110 110Vdc Mounting 35mm DIN-rail or base D220 220Vdc Additional aux. contact blocks Front mounting Type contacts *Other coil voltages, Please consult us. Additional aux. contact blocks Side mounting contacts Type Thermal Overload Relay *3 elements type thermal relay *Automatic Temperature compensation for ambient Temperature -25 to +60 Deg C *Trip Class 10A to IEC 947 - 4 - 1 *Protect against:- - Overload Current - Phase Unbalance - Single Phase Failure 6 Contactors 3-pole • Up to 315A AC3 • Up to 500A AC1 • DIN-rail mounting up to AC3 115A • International Approvals • Data according to IEC 947 / EN 60947 9B HN10 1NO 9B HB11 1NO+1NC 9B HB02 2NC 9B HN01 1NC Contact Rating 10A • Maximun 4HN • Suitable for low Voltage (17V, 5mA) • Contact Rating 10A • Maximun 2HB • Suitable for low Voltage (17V, 5mA) • TOR FOR K3-50 TO K3-74 Setting Ranges Type 20 - 28A 9B U3/7428 28 - 42A 9B U3/7442 40 - 52A 9B U3/7452 52 - 65A 9B U3/7465 60 - 74A 9B U3/7474