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Signal Relays
T81 Series Signal PCB Relay
Potter & Brumfield
n
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n
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Au clad contacts in a 1 Form C (CO) arrangement
Standard 0.1” (2.54mm) grid spacing in a DIP configuration
Standard or sensitive DC coils through 24 volts
High dielectric strength
Wash tight case
Quiet operation for security applications
Typical applications
Audio communications circuits, logic and process control, vending
machines, thermostats, office automation
U C
Approvals
UL E29244, CSA LR48471
Technical data of approved types on request
Contact Data
Contact arrangement
Rated voltage
Max. switching voltage
Rated current
Limiting continuous current
Switching power
Contact material
Contact style
Min. recommended contact load
Initial contact resistance
Frequency of operation
Operate/release time max.
standard coil
sensitive coil
Electrical endurance
1A, 120VAC, resistive
1A, 24VDC, resistive
Contact ratings
Mechanical endurance
Coil Data
Magnetic system
Coil voltage range
Max. coil temperature
Electrical endurance
100
1 form C (CO)
24VDC, 120VAC
60VDC, 125VAC
1A
2A
120VA, 30W
Au overlay AgPd alloy
single contact
1mA at 1VDC
50m? at 100mA, 6VDC
72000 ops/h
5/7ms
10/7ms
100x10 3 ops.
100x10 3 ops.
1A, 120VAC/24VDC, resistive
2A, 125VAC/30VDC, resistive (NO)
10x10 6 ops.
neutral
5 to 24VDC
105°C
Operate time
12
Coil Data (continued)
Coil versions, DC coil
Coil Rated Operate Release Coil Rated coil
code voltage voltage voltage resistance power
VDC VDC VDC ?±10% mW
Standard coil, 450mW
05 5 3.5 0.25 55 450
06 6 4.2 0.3 80 450
09 9 6.3 0.45 180 450
12 12 8.4 0.6 320 450
24 24 16.8 1.2 1280 450
Sensitive coil, 200mW
05 5 3.75 0.5 125 200
06 6 4.5 0.6 180 200
09 9 6.75 0.9 400 200
12 12 9.0 1.2 700 200
24 24 18.0 2.4 2800 200
All figures are given for coil without preenergization, at ambient temperature +23°C.
Insulation Data
Initial dielectric strength
between open contacts 500V rms
between contact and coil 1000V rms
Initial surge withstand voltage 1500Vrms (10/160μs)
Initial insulation resistance
between insulated elements 10 9 ?
Clearance/creepage
between contact and coil 1.5/1.76mm
Coil temperature rise
60
24VDC Resistive
10
8
50
40
10
120VAC Resistive
6
Operate Time
30
4
2
20
10
1
0.2
0.4
0.6
0.8
1.0
1.2
0.1
0.2
Release Time
0.3 0.4 0.5
0.6
0.7
0.1
0.2
0.3
0.4
0.5
0.6
0.7
Contact Current (A)
Coil Powe r (W)
Coil Powe r (W)
04-2011, Rev. 0411
www.te.com
? 2011 Tyco Electronics Corporation,
a TE Connectivity Ltd. company
Datasheets and product specification
according to IEC 61810-1 and to be used
only together with the ‘Definitions’ section.
Datasheets and product data is subject to the
terms of the disclaimer and all chapters of
the ‘Definitions’ section, available at
http://relays.te.com/definitions
Datasheets, product data, ‘Definitions’ sec-
tion, application notes and all specifications
are subject to change.
1
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