DB(UL) Series UL Approved* Normally Closed, High Voltage Relays - 10kV, 7.5kV & 5kV Choice of 10kV, 7.5kV or 5kV isolation Low contact resistance PCB or panel mount HV connections via flying leads, solder turret (wire wrap), or 1/4 spade terminals Excellent AC characteristics Contact Specification Unit Condition 10kV 7.5kV 5kV Contact Form N/C (normally colsed) Contact Material Rhodium Tungsten Rhodium Tungsten Rhodium Tungsten Isolation across contacts kV DC or AC peak 10 10 7.5 7.5 5 5 Switching Power Max. W 50 50 50 50 50 50 Switching Voltage Max. V DC or AC peak 1000 7000 1000 5000 1000 3500 Switching Current Max. A DC or AC peak 3 2 3 2 3 2 Carry Current Max A DC or AC peak 4 3 4 3 4 3 Capacitance across pF coil to screen <0.2 <0.2 <0.2 <0.2 <0.2 <0.2 contacts grounded 9 9 9 9 9 9 Lifetime operations dry switching 10 10 10 10 10 10 6 6 6 6 6 6 50W switching 10 10 10 10 10 10 Contact Resistance mW max (typical) 50 (15) 250(100) 50 (15) 250(100) 50 (15) 250(100) 10 13 10 13 10 13 Insulation Resistance Wmin (typical) 10 (10 ) 10 (10 ) 10 (10 ) Coil Specification 5V 12V 24V Recently approved by UL, very high Must Operate Voltage V DC 3.7 9 20 isolation voltages (up to 10kV) are Must Release Voltage V DC 0.5 1.25 4 achieved through the use of high vacuum Operate Time ms diode fitted 2.0 2.0 2.0 reed switches with either rhodium or Release Time ms diode fitted 3.0 3.0 3.0 Resistance W 38 240 925 tungsten contacts and make these relays Note. The operate / release voltage and coil resistance will change at a rate of 0.4% per degree C. Values are stated at room temperature (20 degrees C) suitable for high reliability applications, Relay Specification such as cardiac defibrillators, test Isolation contact/coil kV DC or AC peak 17 Insulation resistance contact equipment and high voltage power 10 13 to all terminals Wmin (typical) 10 (10 ) supplies. Environmental Operating Temp range C -20 to +70 A choice of 5kV, 7.5kV and 10kV isolation *Consult factory for UL ratings voltages is available These products have been UL approved for use as per pollution degree 2 classification. If you require further information as to how this may affect product usage, please contact sales cynergy3.com. The rhodium contact relays have low Part Numbering System contact resistance, while the tungsten contact relays can switch higher voltages, D B T 7 12 10 F U up to 7000V DC/AC peak. Reed Switch Size Contact Form B =n/c PCB or panel mount, via nylon studs, U indicates UL approved Contact Material versions are available. T=Tungsten Mounting or Connection Style Connection options, for the HV, include R= Rhodium No suffix indicates PCB mount PCB, solder turret(wire wrap), flying lead F=PCB mount & coil connection with Moulding Ref. No. and 0.25 spade terminals. Flying lead HV connection Coil Voltage P=Panel mount with wire wrap 05=5Vdc, 12=12Vdc, terminals Cynergy3 Components Ltd. 24=24Vdc S=PCB mount & coil connection with 7 Cobham Road Isolation between stud fixing & 1/4 spade HV Ferndown Industrial Estate connection Contacts Wimborne, Dorset BH21 7PE, UK Telephone: +44 (0)1202 897969 T=PCB mount & coil connection with 10=10kV Email: c3w sales sensata.com 75=7.5kV stud fixing & wire wrap HV ISO9001C E R T I F I ED connection 05=5kV cynergy3-db-ul-v3 www.cynergy3.com Made in the UK 2020 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.MECHANICAL PANEL MOUNT STANDARD (e.g. DBT71210U) (e.g. DBT71210PU) 15.8 (0.62 ) 60.0 4 (2.36 ) 1 2 3 18.5 CIRCUIT DIAGRAMS (0.73 ) (ALL VARIANTS) 25.4 9.5 4.0 (1.0 ) (0.37 ) 4 Pins 0.635(0.025) Square (0.15 ) FORM B* (NC) 6.3 5.1 - 3 (0.25 ) (0.2 ) 1 2 3 10.2 4 + 1 2 4 (0.4 ) NOTE: COIL POLARITY 50.8 25.4 2 Mounting Studs 10.0 (2.0 ) (1.0 ) IS IMPORTANT M4 Complete with (0.39 ) 50.8 Nuts, Nylon 66 (2.0 ) FLYING LEAD TURRET (Wire Wrap) (e.g. DBT71210FU) (e.g. DBT71210TU) Cable: UL3239, 22AWG, ~300 20kV, Nom. 3.2mm OD (White) 50.8 50.8 1 2 9 (2.0 ) (2.0 ) 1 2 6.3 (0.25 ) 4 Pins 0.635(0.025) Square 4 Pins 0.635(0.025) Square 3 3 4 4 NOTE: PINS WHICH ARE NOT NUMBERED NOTE: PINS WHICH ARE NOT NUMBERED HAVE NO ELECTRICAL CONNECTION. HAVE NO ELECTRICAL CONNECTION. S Suffix denotes the 0.250 Push On SPADE TYPE blade connectors, M4 fixing bolts and Epoxy potting. (e.g. DBT71210SU) 1 2 15.8 60.0 11.60 48.00 11.0 30.0 max 18.5 + 1 - + 4.0 1 - 9.00 50.80 25.40 2 Pins 0.635(0.025) Square 3 4 2 Mounting Studs 10.16 M4 complete with nuts, Nylon 66. 5.08 Requires 2x holes minimum 4.0mm. www.cynergy3.com ISO9001C ER TI FI ED 2020 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.