A8G
■ Approved Standards
UL, cUL (UL 1054/CSA C22.2 No.55)
20A 250 VAC
KEMA (EN61058-1)
20(8)A 250 VAC
■ Characteristics
A8G
Permissible operating
frequency
Mechanical
Electrical
20 operations/min max.
Switching frequency: 7 times/min.; Coil operation: 7 times/min.
Insulation resistance
Between terminals
of the same polarity
Between terminals
100 M Ω min. (500 VDC)
2,000 VAC, 50/60 Hz, for 1 min
Dielectric strength
Vibration resistance
Shock resistance
Durability
of the different
polarity
Between charged
metal parts and the
ground terminal
Malfunction
Malfunction
Destruction
Mechanical
Electrical
2,000 VAC, 50/60 Hz, for 1 min
4,000 VAC, 50/60 Hz, for 1 min
10 to 55 Hz, 1.5-mm double amplitude
98 m/s 2 (10G)
500 m/s 2 (50G) max.
Switching operation 100,000 times min.
Switching operation 50,000 times min.
Contact release time (see note)
Ambient operating temperature
Ambient operating humidity
100 ms max.
-10 to +55 ° C (with no icing or condensation)
45 to 85 %RH
Note: For the codition in individual standard, contact your OMRON sales representative.
Contact release time is the period of time during which contacts 1 and 2 and contacts 4 and 5 are released after voltage is imposed on the coil.
■ Operation
Item
Operation
No excitation, load 1 turned off, and
load 2 turned on
Moving iron
Iron core
No excitation, load 1 turned on, and
load 2 turned off
Manual operation
Excitation, load 1 turned off, and
load 2 turned on
Automatic reset
Permanent
magnet
Coil
Reset spring
The pernanent magnet keeps the
moving iron and iron core in contact.
The coil is exited and the moving
iron is reset with the reset spring.
Circuit
Load 1
4
5
6
Load 2
Load 1
4
5
6
Load 2
Load 1
4
5
6
Load 2
configuration
1
2
3
1
2
3
1
2
3
24 VDC applied to coil terminal
2
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