OEN74 OENINDIA | Alldatasheet
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x a/N 74 BR 0/E/N FEATURES APPLICATION @ High performance @ Horn control @ 6.3mm flat terminals : Barter motors im . efogger e " Limiting continuous current upto 60A © Radiator fan @ Suitable couplers available @ AC Controls @ Optional sealing @ Security systems TECHNICAL DATA FOR CONTACT SIDE : Model : 74 74-SC Areas of Application Resistive / Inductive / Head Lamp / Capacitive Load Contact Configuration 1 Form A (1 NO), 1 Form C (1 CO) 1 Form A (1 NO), 1 Form C (1 CO) Contact Material Silver Nickel Silver Nickel / Silver Tin Oxide Contact Rating at 23°C - 12VDC (Res.) 30A/20A 40A/30A Electrical Life in No. of Operations Min. 1x10" 1x10” Mechanical Life in No. of Operations Min. : 1x10" 1x10" Contact Voltage Drop at 20 A (Max.) 100mV 100mV Maximum Switching Current @ 12.8 VDC For 3 Sec. 120A 150A GENERAL DATA FOR COIL SIDE WIRING DIAGRAM Nominal Coil Power 1.69W (Approx) Operate Time 15 milli Seconds (Typ) | i Release Time 15 milli Seconds (Typ) ea $ 30 85 86 87 30 85 86 87 87a OPERATING CONDITIONS 1 Form A UKs Ambient Temperature : -30°C to +85°C Maximum Temperature : 155°C Dielectric Strength | Between open contacts : 500 VRMS Insulation Resistance : 100 MegaOhms Min. at 500 VDC, 25°C RH 50 HS Gwe S Oaga Vibration Resistance > 10-2000Hz, 4.4g IRaw DRM EE) (Change in switching state not more than 10yS) Shock Resistance 2 30g, 8mS * Parallel resistor or diode optional (Change in switching state not more than 10uS) Note: For 1 Form B relays consult factory Weight : 45 gms Max. O/E/N India Limited Blea ceerens ek
74 oO - 120 - 1A - x XXX =X X= XX Ty ° 2 ° ° 2 gs g ee Product seecelty Ey os se a) Series So Ss Se oY, Vacant - Unsealed ao sO 30 8
0 Without Bracket E-Sealed s xa go Ge
+ With Bracket = ee > 35 Contact Material Zz t a ° Nominal Coil Voltage Nil- AQN (Refer coil data) 0 AgSn0, Contact Conf ‘i (Vacant for 304/204 rating NO/NC) ntact Configuration SA. 40A rating NO 1A-1 Form A SC - 40/204 rating NOINC 12 80 12 85 18-1 FomB SAB-40A rating NO at 85°C -1 Form ‘SCB-40A rating NOINC at 85°C# 24 17.0 24 305 1U- 1 Form U (2x35A) STB-40A rating NO (2x87) at 85°C# 1T- 1 Form A (2x87) 48 32.0 48 1200 Nil- Without coll suppression += With resistor across coll
2 With diode across col
“Lower pick-up voltages available on request, #Consult OEN for application RELAY WITHOUT BRACKET RELAY WITH BRACKET 190. 32.0 953 [NIP OFF PIN NIP.OFE PIN’ | 1o'o Cr 42.0 240 240 to [ [J] 2 2.498.40 9.408.40 are | 20 —r7) 790} | 877 acid 8135" i 87T gel d 790 os =e 17.90 Lt 17,90 l al 24 1 a IT Note : Nip - off pin may be removed after soldering and cleaning forventilation. MECHANICAL DATA AVAILABLE ON REQUEST COVER RETENTION © Special Contact arrangements Pull 20KgF Push 20KgE @ Forothercustom solutions consultfactory TERMINAL STRENGTH Pull 10KgF Push 10KgF O/E/N India Limited