HE Series MEDER electronic High Voltage Reed Relays for PCB Mounting 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) DIMENSIONS All dimensions in mm [inches] www.meder.com 148 MEDER electronic HE Series High Voltage Reed Relays for PCB Mounting PIN OUT 83 HExx-1A-83 83 HExx-1A83-03 HExx-1B83-150 HExx-1B83xx* * 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 Nominal Voltage HE XX - Options 05, 12, 24 Contact Form Switch Model XX XX 1A 1B 83 Pin Out 02. 03, 150 150 www.meder.com 149 HE Series MEDER electronic High Voltage Reed Relays for PCB Mounting RELAY DATA Switch Model → Contact Form → All Data at 20° C Contact Ratings Conditions Switch 83 Form A / B Min. Typ. Max. Unit Switching Power Any DC combination of V & A not to exceed their individual max.‘s 50 W Switching Voltage DC or peak AC 7.5 kV Switching Current DC or peak AC 3.0 A Carry Current DC or peak AC 5.0 A Static Contact Resistance w/ 0.5 V & 10mA 150 mΩ Insulation Resistance across Contacts 100 volts applied Breakdown Voltage across Contact Voltage applied for 60 sec. min. Operation Time incl. Bounce Measured w/ nominal voltage 3.0 ms Release Time Measured w/ no coil suppression 1.5 ms Capacitance at 10 kHz cross contact 0.8 5.0 pF DC only & <10 pF stray cap. 50 106 Cycles 1010 1012 Ω 10 10 kVDC Life Expectancies Switching 5 V - 10 mA For other load requirements please see our life test section. Environmental Data Shock Resistance 1/2 sinus wave duration 11 ms 30 g Vibration Resistance From 10 - 2000 Hz 10 g Ambient Temperature 10°C/ minute max. allowable -20 70 o C Stock Temperature 10°C/ minute max. allowable -35 105 o C Soldering Temperature 5 sec. 260 o C www.meder.com 150 MEDER electronic HE Series High Voltage Reed Relays for PCB Mounting COIL DATA Contact Form Switch Model All Data at 20 °C 1A 83 1B * Coil Voltage Coil Resistance Pull-in Voltage Drop-out Volage Nominal Coil Power VDC Ω VDC VDC mW Nom. Max. Min. Typ. Max. Max. Min. Typ. 5 7.5 45 50 55 3.5 0.75 500 12 16 225 250 275 8.4 1.8 575 24 30 900 1000 1100 18 3.5 575 5 7.5 90 100 110 3.5 0.75 250 12 16 360 400 440 8.4 1.8 360 24 30 1350 1500 1650 18 3.5 385 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. www.meder.com 151