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K81A345

Description
K81A345=RELAY, VACUUM, SPST-NO
CategoryMechanical and electronic products    relay   
File Size376KB,2 Pages
ManufacturerTE Connectivity
Websitehttp://www.te.com
Environmental Compliance
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K81A345 Overview

K81A345=RELAY, VACUUM, SPST-NO

K81A345 Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
MakerTE Connectivity
Reach Compliance Codecompliant
ECCN codeEAR99
Factory Lead Time5 weeks 6 days
Maximum coil voltage (DC)26.5 V
Maximum contact current (AC)10 A
Maximum contact current (DC)10 A
Contact/Output Power TypeAC/DC
Manufacturer's serial numberK81A345
Installation featuresTHROUGH HOLE-STRAIGHT MOUNT
Relay actionMOMENTARY
Relay functionSPST
Relay typePOWER/SIGNAL RELAY
surface mountNO
Termination typeSOLDER
KILOVAC High Voltage Relays
K81 A/B Series Make & Break Load Switching — 10 kV Relays
Product Facts
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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; suitable
for test equipment
Panel mount available for
ease of mounting
Product Specifications
Contact Arrangement
K81A — SPST-NO
K81B — SPST-NC
Contact Form
K81A — A
K81B — B
Test Voltage, DC or 60 Hz (Peak)
11 kV
Rated Operating Voltage (Peak)
DC or 60 Hz — 10 kV
Continuous Carry Current, Max.
DC or 60 Hz — 5 A, 20 A or 30 A
1
Coil Hi-Pot (Vrms, 60 Hz) — N/A
Contact Resistance, Max.
0.03 ohm
Operate Time, Max.
— 10 ms
Release Time, Max.
— 10 ms
Shock, 11ms, 1/2 Sine (Peak)
30 g
Vibration
Peak — 10 g (55 to 500 Hz)
Operating Ambient Temperature
Range
— -55°C to +85°C
Mechanical Life
— 2 million cycles
Weight, Nominal
56.7 g (2 oz.)
Notes:
1. PC pin versions carry 5 or 20
Amps, see part number at right.
Flying lead and panel versions
carry 30 Amp.
*Power terminal on 20 Amp version
is a larger diameter than on the
5 Amp version (.025 = 5 Amp,
.064 = 20 Amp)
Coil Data
Volts, Nominal DC
Pickup, Max.
Dropout
Coil Resistance (±10%)
12 V
8 Vdc
.5-5 Vdc
70
26.5 V
16 Vdc
1-10 Vdc
290
115 V
80 Vdc
5-50 Vdc
4700
Ratings listed are for 25°C, sea level conditions
Ordering Information
Sample Part Number
K81 A 3 3 5
Series:
Contact Form:
A = SPST-NO
B = SPST-NC
7
KILOVAC High Voltage Relays
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 — 20 Amp
3 = PCB Solder Connection — 5 Amp
4 = Flying Leads
5 = Stud Terminals
Mounting:
5 = PC Board
Dimensions are in millimeters
unless otherwise specified.
For factory-direct application assistance,
dial 800-253-4560, ext. 2055, or
805-220-2055.
Catalog 5-1773450-5
Revised 3-13
www.te.com
Dimensions are shown for
reference purposes only.
Specifications subject
to change.
7 = Panel Mount
7–67
For additional support numbers
please visit www.te.com
USA: +1 800 522 6752
Asia Pacific: +86 0 400 820 6015
UK: +44 800 267 666

K81A345 Related Products

K81A345 K81AA57 K81AB47 K81B235 K81B245 K81AC57
Description K81A345=RELAY, VACUUM, SPST-NO K81AA57=RELAY, VACUUM, SPST-NO K81AB47=RELAY, VACUUM, SPST-NO K81B235=RELAY, VACUUM, SPST-NC K81B245=RELAY, VACUUM, SPST-NC K81AC57=RELAY, VACUUM, SPST-NO
Relay type POWER/SIGNAL RELAY high voltage POWER/SIGNAL RELAY POWER/SIGNAL RELAY POWER/SIGNAL RELAY POWER/SIGNAL RELAY
Is it Rohs certified? conform to - conform to incompatible conform to incompatible
Maker TE Connectivity - TE Connectivity TE Connectivity TE Connectivity -
Reach Compliance Code compliant - compliant compliant compliant unknown
ECCN code EAR99 - EAR99 EAR99 EAR99 EAR99
Factory Lead Time 5 weeks 6 days - 5 weeks 6 days 5 weeks 6 days 5 weeks 6 days -
Maximum coil voltage (DC) 26.5 V - 26.5 V 12 V 12 V 115 V
Maximum contact current (AC) 10 A - 10 A 10 A 10 A 10 A
Maximum contact current (DC) 10 A - 10 A 10 A 10 A 10 A
Contact/Output Power Type AC/DC - AC/DC AC/DC AC/DC AC/DC
Manufacturer's serial number K81A345 - K81AB47 K81B235 K81B245 K81AC57
Installation features THROUGH HOLE-STRAIGHT MOUNT - PANEL MOUNT THROUGH HOLE-STRAIGHT MOUNT THROUGH HOLE-STRAIGHT MOUNT PANEL MOUNT
Relay action MOMENTARY - MOMENTARY MOMENTARY MOMENTARY MOMENTARY
Relay function SPST - SPST SPST SPST SPST
surface mount NO - NO NO NO NO
Termination type SOLDER - WIRE SOLDER SOLDER WIRE
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