O/E/N 53 HEAVY DUTY RELAY (1)
Contents
1. 85 C 155 C 500VRMS 100 Meg Ohms Min At 500 VDC 25 C RH 50 10 50Hz 4 4g min 30g 8mS CIRCUIT DIAGRAM 30 85 86 87 Dual Contact 30 85 86 87 Singe Contact Parallel resistor or Diode Optional HOW TO ORDER COIL DATA o v 3 53 1 1A 12 D 0 XXX D a2 o omh a saa aA j F T o Q oO x gt c gt c D g E iS ooo xo AS ey oS A Oo ODO 24O Product aie eles x S S S S res i any le o 325o Series eS gt 8 Zz O 2 0 No Resistor in Parallel to Coil 1 With Resistor in 06 4 8 5 2 20 Parallel to Coil 0 Without Bracket 1 With Bracket 09 6 8 7 2 55 S Single Contact D Dual Contact 12 9 0 9 6 75 T Dual Contact Heavy Duty 18 13 5 14 4 165 Nominal Coil Voltage Refer Coil Data 24 18 0 19 2 250 Contact A ement EA EnA T IN 48 36 0 38 4 1100 Lower pick up Voltages available on request Relay without Bracket Relay with Bracket 28 0 MECHANICAL DATA AVAILABLE ON REQUEST COVER RETENTION Hightemperature winding wire Pull 20KgF Push lt 20KgF Special coil resistance amp pick up TERMINAL STRENGTH Forother custom solutions consult factory Pull gt 10KgF Push 10KgF E N India Limited DATA ON VARIOUS TESTS CONDUCTED FOR OPERATING CONDITIONS TEST TEST CONDITION RESULT Relay kept at 100 C Coil Voltage 14 VDC Load given 25 A 12 VDC Continuous Energisation test at Relays successfully completed Extreme temperature Con2. FEATURES High Performance Heavy duty up to 70Amps 6 3mm Flat terminals Suitable Couplers available Dual Contacts Model Areas of Application Contact Configuration Contact Material Contact Rating at 25 C 12VDC Res 24VDC Res Electrical Life Operations Min Mechanical Life Operations Min Contact Voltage Drop at 10 A Min Maximum Switching Current 12 8 VDC For 3 Sec 0 E N 53 HEAVY DUTY RELAY APPLICATION A C Blower A C Compressor Engine Cooling Fan Radiator Fan Starter Motors Rear Window Defogger Battery Disconnection TECHNICAL DATA FOR CONTACT SIDE 53SO 53DO 53TO RESISTIVE INDUCTIVE CAPACITIVE LOADS 1A 1A Dual 1A Dual Silver Nickel Silver Nickel Silver Nickel Tungsten 40A 50A 70A 20A 25A 35A 1x 10 1x 10 1x 10 1x 10 1x 10 1x 10 30mV 30mV 30mV 120A 150A 240A Dual Contact with Tungsten pre contact Silver nickel main contact GENERAL DATA FOR COIL SIDE Nominal Coil Power Operating Power Operate Time Release Time 1 92W Approx 1 1W Approx 15 milli Seconds 15 milli Seconds At nominal voltage without coil suppression excluding bounce OPERATING CONDITIONS Ambient Temperature Maximum Temperature Dielectric Strength Insulation Resistance Vibration Resistance without Change in the switching state gt 10uS Shock Resistance without Change in the switching state gt 10uS E N India Limited 25 C to
3. ditions Duration 5 Sec On 5 Sec OFF 100000 operations at given load No of operation 50000 The above test repeated at 30 C for 50000 operations Relay subjected to 30 C to 100 C in 2 Hrs with coil ON 100 C for 2 Hrs with coil ON Thermal cycling All operating parameters within 100 C to 30 C in 2 Hrs with 1 Hrs Coil ON amp the specifications after test 1 Hrs Coil OFF 30 C for two Hrs with Coil ON No of Cycles 3 Relay is subjected to Max Voltage 100VDC Shock Wave Exponential Damping vibration Shock Voltage After the test all operating parameters Time 500 micro Sec of the relay are within specification Period 30 Sec Test Time 10 Hrs Dropping Impact No change in operating Relays dropped from a height of 1 Meter to a parameters of the relay concrete floor Jump Start 24 VDC for 1 minute conducting nominal current Withstood successfully 0 at 23 C Corrosion Resistance 5 Sodium Chloride solution No damage to relay parts applied to relay for 48 Hrs Water Resistance test Horizontal Plane 23rev Min N ter ingression inside the rel Water Pressure 0 03 Mpa Nee a ee Test time 10 Min Typical values for relays with 12 VDC coil For higher severity please consult factory All Parameters except the load given are same for 53 amp 53PT Relays E N India Limited
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