HE Series
High Voltage Reed Relays
for PCB Mounting
MEDER electronic
DESCRIPTION
High voltage Reed Relays for PCB mounting suitable
for switching up to 7.5 kVDC and breakdown voltage
up to 10 kVDC. This series is available with high
voltage cables. Standard relays available in 1 Form
A and 1 Form B switching configurations.
FEATURES
•
•
•
•
•
Power switching up to 50 W available
Special pin outs available
1 Form A and 1 Form B are standard
Various case sizes and cable lengths available
> 26 mm spacing between contact and coil
available
APPLICATIONS
•
High voltage test sets
•
Cable testers
•
Medical equipment (RF surgery)
All dimensions in mm [inches]
DIMENSIONS
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148
MEDER electronic
HE Series
High Voltage Reed Relays
for PCB Mounting
PIN OUT
83
HExx-1A-83
83
HExx-1A83-03
HExx-1B83xx*
HExx-1B83-150
* Version 2A available.
ORDER INFORMATION
Part Number Example
HE12 - 1A83 - 02
12
is the nominal voltage
1A
is the contact form
83
is the switch model
02
is the pinout
Series
HE
Options
Nominal
Voltage
XX -
05, 12, 24
Contact
Form
XX
1A
1B
Switch
Model
XX
83
Pin Out
02. 03, 150
150
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149
HE Series
High Voltage Reed Relays
for PCB Mounting
MEDER electronic
RELAY DATA
All Data at 20° C
Contact Ratings
Switching Power
Switch Model
→
Contact Form
→
Conditions
Any DC combination of V & A not
to exceed their individual max.‘s
DC or peak AC
DC or peak AC
DC or peak AC
w/ 0.5 V & 10mA
100 volts applied
Voltage applied for 60 sec. min.
Measured w/ nominal voltage
Measured w/ no coil suppression
at 10 kHz cross contact
Switch 83
Form A / B
Min.
Typ.
Max.
50
Unit
W
Switching Voltage
Switching Current
Carry Current
Static Contact Resistance
Insulation Resistance across
Contacts
Breakdown Voltage across
Contact
Operation Time incl. Bounce
Release Time
Capacitance
Life Expectancies
Switching 5 V - 10 mA
7.5
3.0
5.0
150
10
10
10
12
10
10
kV
A
A
mΩ
Ω
kVDC
3.0
1.5
0.8
5.0
ms
ms
pF
DC only & <10 pF stray cap.
50
10
6
Cycles
For other load requirements please see our life test section.
Environmental Data
Shock Resistance
Vibration Resistance
Ambient Temperature
Stock Temperature
Soldering Temperature
1/2 sinus wave duration 11 ms
From 10 - 2000 Hz
10°C/ minute max. allowable
10°C/ minute max. allowable
5 sec.
-20
-35
30
10
70
105
260
g
g
o
C
C
C
o
o
www.meder.com
150
MEDER electronic
HE Series
High Voltage Reed Relays
for PCB Mounting
COIL DATA
Contact
Form
Switch
Model
Coil
Voltage
VDC
Nom.
5
Max.
7.5
16
30
7.5
16
30
Min.
45
225
900
90
360
1350
Coil
Resistance
Pull-in
Voltage
VDC
Max.
55
275
1100
110
440
1650
Max.
3.5
8.4
18
3.5
8.4
18
Drop-out
Volage
VDC
Min.
0.75
1.8
3.5
0.75
1.8
3.5
Nominal
Coil Power
mW
Typ.
500
575
575
250
360
385
All Data
at 20 °C
Ω
Typ.
50
250
1000
100
400
1500
1A
83
1B *
12
24
5
12
24
The pull-in / drop-out voltage and coil resistance will change at rate of 0.4% per °C.
* Re-closure of Form B may occur if the max. coil voltage is exceeded. Coil polarity on Form B must be observed.
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