D-HR Series
High Insulation Resistance, High Voltage Relays -10kV & 15kV
10kV or 15kV Isolation
Low Contact Resistance
1x1014 Ohms Minimum Insulation Resistance
PCB or Flying Leads Connections
Ideal for sensitive test and measurement circuits
which require low leakage current losses
Contact Specification Unit Condition
Contact Material
Isolation across contacts kV DC or AC peak
10kV SPNO
Rhodium Tungsten Rhodium Tungsten
10kV SPNC
15kV SPNO*
Tungsten
10
50
10
50
10
50
1000
3
10
50
7000
2
15
50
10000
2
2
Switching Power Max.
Switching Voltage Max.
Switching Current Max.
Carry Current Max
Capacitance across
contacts
W
V
A
A
DC or AC peak
DC or AC peak
DC or AC peak
1000
3
4
7000
2
3
4
3
pF coil to screen
grounded
<0.2
<0.2
<0.2 <0.2
<0.2
Lifetime
Operations
dry switching
109
106
109
106
109
106
109
106
109
50W switching
106
Contact Resistance
Insulation Resistance Wmin
mW max (typical)
50 (15) 250(100) 50 (15) 250(100)
250 (100)
1x1014
1x1014
1x1014
Very high isolation voltages - up to 15kV -
are achieved through the use of high
vacuum reed switches with either rhodium
or tungsten contacts which make these
relays suitable for high reliability
applications, such as cardiac
Coil Specification
5V
3.7
0.5
3.0
2.0
28
12V
9
1.25
3.0
2.0
150
24V
20
4
3.0
2.0
780
5V
3.7
0.5
2.0
3.0
38
12V
9
1.25
2.0
3.0
240
24V
20
4
2.0
3.0
925
5V
12V
9
1.25
3.0
2.0
95
24V
20
4
3.0
2.0
350
Must Operate Voltage
Must Release Voltage
Operate Time
Release Time
Resistance
V
V
DC
DC
3.7
0.5
3.0
2.0
16
ms diode fitted
ms diode fitted
W
defibrillators, test equipment and high
voltage power supplies.
Relay Specification
Isolation contact/coil
kV
17
17
17
Insulation resistance contact
1x1014
1x1014
1x1014
The rhodium contact relays have low
contact resistance, while the tungsten
contact relays can switch higher voltages.
to all terminals
Wmin (typical)
Environmental
Operating Temp range ºC
-20 to +70
-20 to +70
-20 to +70
Please refer to this document for circuit design notes:-
http://www.cynergy3.com/blog/application-notes-reed-relays-0
Part Numbering System
D A T 7 12 10 F-HR
Reed Switch Size
Insulation Resistance
-HR = High Insulation
Resistance Version
Mounting or Connection Style
No suffix indicates PCB mount
F= PCB mount with & coil
connection with flying lead HV
connection
Contact Form A=n/o, B=n/c*
Contact Material
R=Rhodium,
T=Tungsten
Moulding Ref. No.
Coil Voltage
05=5Vdc, 12=12Vdc,
24=24Vdc
Cynergy3 Components Ltd.
7 Cobham Road
Ferndown Industrial Estate
Wimborne, Dorset BH21 7PE
Telephone +44 (0) 1202 897969
Isolation between
Contacts
10=10kV, 15=15kV
Email:sales@cynergy3.com
* Form B (n/c) is not available on 15kV models
www.cynergy3.com
ISO9001CERTIFIED
D-HR 2016
© 2016 Cynergy3 Components, All Rights Reserved. Specifications are subject to change without prior notice. Cynergy3 Components and the Cynergy3 Components logo are trademarks of Cynergy3 Components Limited.