OEN 53SO, 53DO, 53TO Technical data
53
HEAVY DUT Y RELAY
FEATURES
l High Performance
l Heavy duty up to 70Amps
l 6.3mm Flat terminals
l Suitable Couplers available
l Dual Contacts
APPLICATION
l A/C Blower
l A/C Compressor
l Engine Cooling Fan
l Radiator Fan
l Starter Motors
l Rear Window Defogger
l Battery Disconnection
TECHNICAL DATA FOR CONTACT SIDE :
Model : 53SO 53DO 53TO
Areas of Application
Contact Configuration : 1A 1A (Dual) 1A (Dual)
Contact Material : Silver Nickel Silver Nickel Silver Nickel / Tungsten*
Contact Rating at 25 C - 12VDC (Res.) : 40A 50A 70A
Electrical Life Operations Min. : 1 x 10 1 x 10 1 x 10
Mechanical Life Operations Min. : 1 x 10 1 x 10 1 x 10
Contact Voltage Drop at 10 A (Min) : 30mV 30mV 30mV
Maximum Switching Current
@ 12.8 VDC For 3 Sec.
*Dual Contact with Tungsten pre-contact / Silver nickel main contact
0
24VDC (Res.) : 20A 25A 35A
: 120A 150A 240A
RESISTIVE /INDUCTIVE/CAPACITIVE LOADS
5 5 5
6 6 6
GENERAL DATA FOR COIL SIDE
Nominal Coil Power : 1.92W (Approx)
Operating Power : 1.1W (Approx)
Operate Time** : 15 milli Seconds
Release Time** : 15 milli Seconds
** At nominal voltage without coil suppression (excluding bounce)
OPERATING CONDITIONS
Ambient Temperature : -25 C to +85 C
Maximum Temperature : 155 C
Dielectric Strength : 500VRMS
Insulation Resistance : 100 Meg. Ohms Min. At 500 VDC,
Vibration Resistance (without Change : 10-50Hz 4.4g (min)
in the switching state>10µS)
Shock Resistance (without Change : 30g, 8mS
in the switching state>10µS)
0 0
0
0
25 C RH 50
CIRCUIT DIAGRAM
*
R
30 85 86 87
30 85 86 87
* Parallel resistor or Diode Optional
Dual Contact
*
R
Singe Contact
HOW TO ORDER
53 1 - 1A - 12 D 0 - XXX
COIL DATA
Product
Series
Specialities
If any
VDC
Nominal Voltage
0- No Resistor in
0-Without Bracket
1-With Bracket
Parallel to Coil
1 - With Resistor in
Parallel to Coil
S - Single Contact
D - Dual Contact
T - Dual Contact Heavy Duty
06 4.8 5.2 20
09 6.8 7.2 55
12 9.0 9.6 75
18 13.5 14.4 165
Nominal Coil Voltage
Contact Arrangement
1A - 1 Form A
(Refer Coil Data)
24 18.0 19.2 250
48 36.0 38.4 1100
***Lower pick-up Voltages available on request
DIMENSIONS
Relay without Bracket Relay with Bracket
28.0
28.0
25.5
33.0
Ø5.0
Pick-up
Version D
***Pick-up
Voltage VDC
Version T
Voltage VDC
without parallel
Coil Resistance
resistor in Ohms ±10%
28.0
19.0
4x0.8
8.4 8.4
2x0.8
4x6.30
85
87
86
10.35
17.9
30
MECHANICAL DATA
COVER RETENTION
Pull : 20KgF
Push : 20KgF
TERMINAL STRENGTH
Pull : 10KgF
11.5
28.0
46.0
25.5
4x0.8
4x6.30
2x0.8
AVAILABLE ON REQUEST
l High temperature winding wire
l Special coil resistance & pick-up
l For other custom solutions consult factory
8.0
11.5
Push : 10KgF
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