KILOVAC 28-1800 Vdc Traditional Contactors EV250-1A & 1B 400 Amps CZONKA-II EVX Make & Break Load Switching Product Facts n Hydrogen dielectric for power switching high current loads n 400 A carry, 2,500 A interrupt 320 Vdc n Suited for circuit protection, control, battery switching, and main power safety disconnect n Versatile power, voltage, and current operating range: Note: Dimensions in inches. Multiply values by 25.4 for dimensions in mm. 28-1800 Vdc tested n Low-cost compact version for volume production Product Specifications Contact Ratings* applications. Requires Contact Arrangement SPST-NO external coil economizer Contact Form X (PWM or lower hold Continuous Current Carry, Max. voltage) 400 A 6.5 Minutes 500 A n Hammer effect Break Current 320 Vdc mechanism breaks light 2,500 A contact welds Contact Resistance, Max. 0.0003 ohm n Super-sealed Contact Resistance, Typ. environment chamber 0.0001 0.0002 ohm uniquely protects ALL Dielectric at Sea Level moving parts (Leakage < 1mA) 2,200 Vrms n Can operate in harsh Shock, 11ms, 1/2 Sine (Peak), environments Operating 30 g Vibration, Sinusoidal *For circuit conditions and actual data refer to the EV250 hot switch study. n Moving contact rotates to Since each application is unique, user is encouraged to verify rating in actual (80-2000 Hz, Peak) 20 g provide fresh contact application. Operating Ambient Temperature surface for low contact Range -40C to +85C resistance and low power Load Life See chart on next page Coil Data*** consumption Operate Time, 25C EV250-1A EV250-1B n Sealed control connector. Close (Includes Bounce), Typ. Voltage, Nominal* 12 Vdc 24 Vdc Mating connector with flying 30 ms Pickup (Close), Max. 8.3 Vdc 16.6 Vdc leads Part Number 2005 Bounce (After Close Only), Max. Continuous Hold, Max./Min.** 5.1/3.8 Vdc 10.2/7.6 Vdc available, see page 7-95 5 ms Dropout (Open), Min. 0.88 - 3.3 Vdc 2.4 - 6.6 Vdc n Logic control enabled by Open (Includes Arcing), Max. Coil Resistance 25C, 10% 3 12 external economizer Part 15 ms Coil Energy, Max. 0.2 J 0.2 J Number 9913 Insulation Resistance 500 Vdc, Coil Clamping 3 x nom. 3 x nom. Min. 100 mohm n High temperature (135C) *Do not apply continuously. Requires external coil economizer. Other special Weight, Nominal model with 10 inch flying coil voltages available upon request. 1.54 lb (0.7 kg) **At maximum continuous current and maximum ambient temperature. Hold leads available (-4A Call voltage must be maintained within the limits specified to keep contacts TE for sales drawing) closed and to prevent coil overheating. ***Do not use a free wheeling diode or capacitor across the coil. n Bi-directional power switching Ordering Information n Fast operate and release time Sample Part Number EV250-1 A Series: Coil Voltage: A = 12 Vdc, Nominal B = 24 Vdc, Nominal For factory-direct application assistance, dial 800-253-4560, ext. 2055, or For detailed specifications and recommendations, refer to the 805-220-2055. EV250-1A & B sales drawings. 742 Catalog 5-1773450-5 Dimensions are shown for Dimensions are in millimeters USA: +1 800 522 6752 For additional support numbers Revised 3-13 reference purposes only. unless otherwise specified. Asia Pacific: +86 0 400 820 6015 please visit www.te.com Specifications subject UK: +44 800 267 666 www.te.com to change.KILOVAC 28-1800 Vdc Traditional Contactors KILOVAC 28-1800 Vdc Traditional Contactors EV250-1A & 1B 400 Amps CZONKA-II EVX Make & Break Load Switching (Continued) Current vs Time Life Ratings and Qualification Test Plan Normal Operations Abnormal Operations Test 1234 Current -250 A 2500 A Reference Graph and Test Circuit Diagram (Sht. 8) Voltage 320 V 320 V Load Type Capacitive Capacitive Resistive Resistive % Pre Charge 90% 70% NA N/A Switch Mode Make Only Make Only Make/Break Break Only Sequence 1 10K cycles 10 cycles 22 2 10K 10 2 3 10K 10 2 4 10K 10 22 5 10K 10 2 Etc. Continue Cycling to Relay Failure The testing objective is to verify proper relay function for a given number of consecutive and cumulative cycles under both normal and abnormal conditions in a variety of load switching applications. The life rating of 40K cycles minimum was calculated with 95% Weibull reliability. 7 Electrical Data (Over Temperature Range Max. Terminal Temp. = 200C) Make/Break Life for Capacitive & 1,2 Resistive Loads at 320 Vdc 90% Capacitive Pre-Charge 50,000 cycles Notes: 70% Capacitive Pre-Charge 1 Resistive load includes inductance 50 cycles L = 25 H. Load 2500 A tested -250 A (2 Consecutive, Reverse 200 H. 1 Polarity) 10 cycles 2 Conductor: 2 each of copper 3300 A (Break only, 2 54 mm (AWG 0) required for 1 2 Consecutive) 4 cycles > 250 A carry. 1 Copper (AWG 0) conductor recommended for Mechanical Life 100,000 cycles For factory-direct application assistance, 250 A dial 800-253-4560, ext. 2055, or 805-220-2055. 743 Catalog 5-1773450-5 Dimensions are shown for Dimensions are in millimeters USA: +1 800 522 6752 For additional support numbers Revised 3-13 reference purposes only. unless otherwise specified. Asia Pacific: +86 0 400 820 6015 please visit www.te.com Specifications subject UK: +44 800 267 666 www.te.com to change.