DG55 automotive relays • General purpose automotive or electric vehicle relays • Ideal for Head lights, Fog lamp, Horn, Air Cooling Motor Control, Starter, Radiator Cooling, Window Control and ABS Systems • 60A continuous DC current capacity (at 23°C) • Industry standard terminal arrangement • RoHS Compliant Contacts Contact number & arrangement SPST-NO (1 Form A), SPDT (1 Form C) Contact material AgSnO2, AgNi 0.15 Max. switching voltage DC 24VDC - current dependent (see Fig. 3) Contact rating Max. continuous current Max. switching current - make Max. switching current - break SPST-NO 85°C 23°C 40A @ 14VDC 60A @ 14VDC 40A / 30A 60A / 40A SPDT (NO/NC) SPST-NO 120A SPDT (NO/NC) 120A / 45A SPST-NO 40A SPDT (NO/NC) 40A / 30A Min. switching current 1A/5VDC (AgNi 0.15) Initial contact resistance <100mΩ, max. at 0.1A/6VDC Coil Rated voltage DC 12, 24 Must release voltage 0.10Un - see coil table 1 for more information. Operating range of supply voltage See coil table 1 Rated power consumption 1.8W with resistor Insulation Insulation resistance Dielectric strength. 100MΩ at 500VDC, 50%RH, 25°C Coil to contact 500Vrms / 1 min General Data Operate time typical 7msec Release time typical 2msec Electrical Life ops 1 x 105 (40A@14VDC SPST-NO) Mechanical life ops 1 x 107 Dimensions LxWxH 25.9 x 25.9 x 24.9mm (excluding terminals) - see drawings for more information Weight 34g approx. Ambient temperature -40 to 125°C (Operating). De-rate above 85°C. Consult factory for ambient above 85°C -40 to 155°C (Storage) Shock resistance Destructive 196m/s2(20g) Functional 98m/s2(10g) Vibration resistance 10 to 40Hz DA 1.27mm; 40-70Hz:5g / 70-100Hz DA 0.5mm, 100 - 500Hz:5g Cover protection category IP54 Dust cover Flammability Meets the requirements of UL94V-0 Page 1 of 3 Ref: DG55 072916 JHM American Electronic Components Inc., 1101 Lafayette St. Elkhart, IN46516 www.durakoolrelays.com Sales Department Tel: (888) 847-6552 Specifications are subject to change without notice. E&OE DG55 series automotive relays Coil data Nominal voltage (V DC) Coil voltage code Must operate voltage max. ( V DC) Coil resistance (Ω) ± 10% Maximum Allowable voltage ( V DC) 23 °C Must release voltage min. (V DC) 85 °C 1012 12 72 7.2 18.0 13.0 1.2 1024 24 288 14.4 35.0 25.2 2.4 Ordering Codes Contact Material and Arrangement Type D G 5 5 - Cover protection and mounting - Coil Code - Options 1 & 2 - Contact Material 50 - AgSnO2 80 - AgNi0.15 Contact Arrangement 11 - SPDT (1C/O, 1 Form C) 21 - SPST-NO (1N/O, 1 Form A) Cover Protection & Mounting 7 - Dust Cover - IP54 9 - Cover with mounting bracket (Option M1 only) Connection Mode 6 - Flat blades (6.35mm) Coil Code See Table 1 Options 1 Nil - No options M1 - Metal bracket (Supplied fitted as standard. Consult factory for brackets supplied loose) Options 2 Nil - No Options R - Integral resistor D - Integral diode +85, -86 DR - Integral diode (reversed) -85, +86 (Standard) Example: DG55-5011-76-1012-DR Note: All parameters, unless otherwise specified, are measured at ambient temperature of 23°C Page 2 of 3 Ref: DG55 072916 JHM American Electronic Components Inc., 1101 Lafayette St. Elkhart, IN46516 www.durakoolrelays.com Sales Department Tel: (888) 847-6552 Specifications are subject to change without notice. E&OE. DG55 automotive relays Fig. 1 Overall Dimensions & connection diagrams 11 ± 0.5 17.9 24.9 Plug - in, no bracket ( DG55-50**-76-10** Style) .65 Ø1 .15 ±0 16.9 25.9 25.9 Plug - in, with metal bracket (DG55-50**-96-10**-M1 Style) 4.0 16 15.0 11.0 17.9 24.9 ø 5.3 .65 Ø1 25.9 .15 ±0 Dimensions in millimeters 16.9 25.9 Fig. 2 Connection diagrams Max. DC resistive load breaking capacity Fig. 3 Power Load Limit (D) (D) (DR) (DR) (R) (R) 1 Form A 1 Form C Load Current (A) 100 10 1 0.2 1 10 100 Switching Voltage (VDC) Page 3 of 3 Ref: DG55 072916 JHM American Electronic Components Inc., 1101 Lafayette St. Elkhart, IN46516 www.durakoolrelays.com Sales Department Tel: (888) 847-6552 Specifications are subject to change without notice. E&OE