Features:
Features:
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
39
10 kV
Kilovac K81A, K81B Make & Break Load Switching
K81B
Part Number
Contact Arrangement ..........................................................
Contact Form ........................................................................
Test Voltage (dc or 60Hz) ...................................................
Rated Operating Voltage .....................................................
dc or 60 Hz .....................................................................
2.5 MHz ...........................................................................
16 MHz ............................................................................
32 MHz ............................................................................
Continuous Carry Current , Maximum ...............................
dc or 60 Hz .....................................................................
2.5 MHz ...........................................................................
16 MHz ............................................................................
32 MHz ............................................................................
Coil Hi-Pot (V RMS, 60 Hz) ...........................................
Contact Capacitance ............................................................
Between Open Contacts .................................................
Open Contacts to Ground ..............................................
Contact Resistance, Maximum ...........................................
Operate Time, Maximum .....................................................
Release Time, Maximum .....................................................
Shock, 11 ms 1/2 Sine ........................................................
Vibration, 10 Gs Peak .........................................................
Operating Ambient Temperature Range ............................
Mechanical Life (Operations x 106) ....................................
Weight, Nominal ..................................................................
COIL DATA
26.5
16
1 - 10
290
Nominal, Volts dc
Pickup, Volts dc, Maximum
Drop-Out, Volts dc
Coil Resistance (Ohms ±10%)
Ratings listed are for 25°C, sea level conditions
115
80
5 - 50
4700
12
8
.5 - 5
70
PRODUCT SPECIFICATIONS
PART NUMBER SELECTION
Sample Part No. K81 A335
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
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
Units
kV Peak
kV Peak
Amps
pF
ohms
ms
ms
Peak G's
Hz
oC
Cycles
oz.
K81A K81B
SPST-NO SPST-NC
AB
11 11
10 10
--
--
--
5 (10)* 5 (10)*
--
--
--
NA NA
--
--
0.03 0.03
10 10
10 10
30 30
55-500 55-500
-55 to +85 -55 to +85
22
22
* Power terminal on 10 amp version is a larger diameter than on the 5 amp version