740-12-1C-1SCNIL Datasheet, PDF (1/3 Pages) OEN India Limited – AUTOMOTIVE POWER RELAY

74
AUTOMOTIVE POWER RELAY
FEATURES
l High performance
l 6.3mm Flat Terminals
l Current rating up to 40A
l Suitable Couplers available
l Optional Sealing
APPLICATION
l Horn Control
l Starter Motors
l Defogger
l Radiator Fan
l A/C Controls
l Security Systems
TECHNICAL DATA FOR CONTACT SIDE :
Model
:
74
74-SC
Areas of Application
Contact Configuration
RESISTIVE / INDUCTIVE/HEAD LAMP/CAPACITIVE LOADS
:
1A/1C
1A/1C
Contact Material
:
Contact Rating at 23⁰C - 12VDC (Res.) NO :
Silver Nickel
30
Silver Nickel / Silver Tin Oxide*
40
Electrical Life Operations Min.
Mechanical Life Operations Min.
NC :
:
:
20
2 x 10⁵
1 x 10⁶
30
2 x 10⁵
1 x 10⁶
Contact Voltage Drop at 10 A (Min)
:
50mV
50mV
Ma ximum Switching Current
@ 12.8 VDC For 3 Sec.
:
*Under introduction
120A
GENERAL DATA FOR COIL SIDE
150A
CIRCUIT DIAGRAM
Nominal Coil Power
:
1.6W (Approx)
Operating Power
:
1.8W (Approx)
Operate Time**
:
15 milli Seconds
Release Time**
:
15 milli Seconds
** At nominal voltage without coil suppression (excluding bounce)
*
OPERATING CONDITIONS
Ambient Temperature
Ma ximum Temperature
:
-30⁰C to +85⁰C
:
155⁰C
Dielectric Strength
:
500VRMS
Insulation Resistance
:
Vibration Resistance (without change
:
in the switching state>10µS)
100 Meg. Ohms Min. At 500 VDC,
25⁰C RH 50
10-2000Hz 4.4g
Shock Resistance (without change
in the switching state>10µS)
:
30g, 8mS
30 85 86 87
1 Form A
*
30 85
86 87 87a
1 Form C
* parallel resistor or diode optional