MIL-R-83725 - Datasheet Archive

 

Kilovac K81A, K81B Features: 10 kV PC board-mount relay Vacuum dielectric for power switching low current loads Flying leads or

 

10 kV Kilovac K81A, K81B Features: 10 kV PC board-mount relay Vacuum dielectric for power switching low current loads Flying leads or PCB mount for high voltage connections Meets requirements of MIL-R-83725 MIL-R-83725 Completely sealed; ideal for test equipment Panel mount available for ease of mounting Make & Break Load Switching K81B Part Number Features: PRODUCT SPECIFICATIONS Units K81A COIL DATA K81B Nominal, Volts dc 12 26.5 Pickup, Volts dc, Maximum 8 16 80 .5 - 5 1 - 10 5 - 50 70 290 4700 Contact Arrangement . SPST-NO SPST-NC Contact Form . A B Drop-Out, Volts dc 11 11 Coil Resistance (Ohms ±10%) Test Voltage (dc or 60Hz) . kV Peak Rated Operating Voltage . kV Peak dc or 60 Hz . 115 Ratings listed are for 25°C, sea level conditions 10 10 2.5 MHz . - - 16 MHz . - - 32 MHz . - - dc or 60 Hz . 5 (10)* 5 (10)* 2.5 MHz . - - 16 MHz . - - 32 MHz . - - Coil Hi-Pot (V RMS, 60 Hz) . NA NA Between Open Contacts . - - Open Contacts to Ground . - - Continuous Carry Current , Maximum . Contact Capacitance . Amps pF Contact Resistance, Maximum . ohms 0.03 0.03 Operate Time, Maximum . ms 10 10 Release Time, Maximum . ms 10 10 Shock, 11 ms 1/2 Sine . Peak G's 30 30 Vibration, 10 Gs Peak . Hz 55-500 C -55 to +85 -55 to +85 2 2 oz. 2 Weight, Nominal . * Power terminal on 10 amp version is a larger diameter than on the 5 amp version 5 55-500 Cycles PART NUMBER SELECTION Sample Part No. K81 A 3 3 Contact Form A = SPST-NO B = SPST-NC Coil Voltage 2 = 12 Vdc, PC Board 3 = 26.5 Vdc, PC Board 5 = 115 Vdc, PC Board A = 12 Vdc, Stud Terminals, Panel Mount B = 26.5 Vdc, Stud Terminals, Panel Mount C = 115 Vdc, Stud Terminals, Panel Mount High Voltage Connections A* = PCB Solder Connection - 10 Amp 3 = PCB Solder Connection - 5 Amp 4 = Flying Leads 5 = Stud Terminals Mounting 5 = PC Board 7 = Panel Mount 2 Operating Ambient Temperature Range . Mechanical Life (Operations x 106) . 39 o CII Technologies / P.O. Box 4422 / Santa Barbara, CA 93140 / ph 805.684.4560 / fax 805.684.9679 / e-mail info@kilovac.com / website www.ciitech.com