10 kV
Features:
Kilovac K81A, K81B Make & Break Load Switching
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
Completely sealed; ideal for test equipment
Panel mount available for ease of mounting
K81B
Features:
PRODUCT SPECIFICATIONS COIL DATA
Units Nominal, Volts dc 12 26.5 115
Part Number K81A K81B
Contact Arrangement ..........................................................
SPST-NO SPST-NC Pickup, Volts dc, Maximum 8 16 80
Contact Form........................................................................
AB
Drop-Out, Volts dc .5 - 5 1 - 10 5 - 50
Test Voltage (dc or 60Hz) ................................................... kV Peak
11 11
Coil Resistance (Ohms 10%) 70 290 4700
Rated Operating Voltage ..................................................... kV Peak
Ratings listed are for 25C, sea level conditions
dc or 60 Hz .....................................................................
10 10
2.5 MHz ...........................................................................
-- PART NUMBER SELECTION
16 MHz ............................................................................
--
Sample Part No. K81 A 335
32 MHz ............................................................................
-- Contact Form
A = SPST-NO
Continuous Carry Current , Maximum............................... Amps
B = SPST-NC
dc or 60 Hz .....................................................................
5 (10)* 5 (10)*
Coil Voltage
2.5 MHz ...........................................................................
--
2 = 12 Vdc, PC Board
3 = 26.5 Vdc, PC Board
16 MHz ............................................................................
--
5 = 115 Vdc, PC Board
32 MHz ............................................................................
--
A = 12 Vdc, Stud Terminals, Panel Mount
Coil Hi-Pot (V RMS, 60 Hz) ........................................... NA NA
B = 26.5 Vdc, Stud Terminals, Panel Mount
Contact Capacitance ............................................................ pF
C = 115 Vdc, Stud Terminals, Panel Mount
High Voltage Connections
Between Open Contacts ................................................. --
A* = PCB Solder Connection - 10 Amp
Open Contacts to Ground .............................................. --
3 = PCB Solder Connection - 5 Amp
Contact Resistance, Maximum........................................... ohms 0.03 0.03
4 = Flying Leads
5 = Stud Terminals
Operate Time, Maximum..................................................... ms 10 10
Mounting
Release Time, Maximum..................................................... ms 10 10
5 = PC Board
Shock, 11 ms 1/2 Sine ........................................................ Peak G's 30 30
7 = Panel Mount
Vibration, 10 Gs Peak ......................................................... Hz 55-500 55-500
o
Operating Ambient Temperature Range ............................ C -55 to +85 -55 to +85
6
Mechanical Life (Operations x 10 ) .................................... Cycles 22
Weight, Nominal .................................................................. oz. 22
* Power terminal on 10 amp version is a larger diameter than on the 5 amp version
39 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