Datasheet
EP
3
ds_61C01_en_ep: 300108D
2. Specifications
REFERENCE DATA
Characteristics Item
Specifications
10A type 60A type 80A type 300A type
Rating
Arrangement 1 Form A 1 Form A 1 Form A 1 Form A
Nominal switching capacity (resistive load) 10A 400V DC 60A 400V DC 80A 400V DC 300A 400V DC
Short term current
15A (2min),
30A (30s)
120A (15min)
(harness wire: 15mm
2
)
400A (10min) (harness
wire: 100mm
2
)
Max. cut-off current —
600A 300V DC
(5 cycles)
*1
*1 Conditions: Varistor used for coil surge absorption. Note: If a diode is used the life will be lower.
800A 300V DC
(1 cycle)
*1
2,500A 300V DC
(3 cycles)
*2
*2 Condition: Switches rated number of 10 cycles each time there is a 2,500A cutoff.
Overload opening/closing rating
30A 400V DC
(Min. 50 cycles)
*1
180A 400V DC
(Min. 100 cycles)
*1
120A 400V DC
(Min. 50 cycles)
*1
600A 400V DC
(Min. 300 cycles)
Reverse cut-off current
–10A 200V DC
(Min. 2.5×10
4
cycles)
*1
–60A 200V DC
(Min. 1,000 cycles)
*1
–120A 200V DC
(Min. 50 cycles)
*1
–300A 200V DC
(Min. 100 cycles)
Min. switching capacity 1A 6V DC — — —
Contact voltage drop Max. 0.5V Max. 0.1V
Max. 0.067V
(By voltage drop
6V DC 20A)
Max. 0.06V
Electrical
characteristics
Insulation resistance (Initial)
Min. 100MΩ (at 500V DC)
Measurement at same location as “Initial breakdown voltage” section.
Breakdown voltage
(Initial)
Between open contacts 2,500 Vrms for 1min. (Detection current: 10mA.)
Between contact and coil 2,500 Vrms for 1min. (Detection current: 10mA.)
Operate time (at 20°C 68°F)
Max. 50ms
(Nominal voltage applied to the coil, excluding contact bounce time.)
Max. 30ms
(Nominal voltage
applied to the coil,
excluding contact
bounce time.)
Release time (at 20°C 68°F) Max. 30ms (After the nominal operation voltage stops)
Max. 10ms
(After the nominal
operation voltage
stops)
Mechanical
characteristics
Shock resistance
Functional Min. 196 m/s
2
(Half-wave pulse of sine wave: 11 ms; detection time: 10μs.)
Destructive Min. 490 m/s
2
(Half-wave pulse of sine wave: 6 ms.)
Vibration resistance
Functional 10 to 200Hz, acceleration 43m/s
2
constant (Detection time: 10μs.)
Destructive 10 to 200Hz, acceleration 43m/s
2
constant (3 directions,each 4 hours)
Expected life
Mechanical Min. 10
5
Min. 2×10
5
Electrical
7.5×10
4
10A 400V DC*
2
L/R 1ms
3×10
3
60A 400V DC*
2
L/R 1ms
10
3
80A 400V DC*
2
L/R 1ms
10
3
300A 400V DC
L/R 1ms
Conditions Conditions for operation, transport and storage
*3
*3 The upper operation ambient temperature limit is the maximum temperature that can satisfy the coil temperature rise value. Refer to “6. Usage, Storage and Transport
Conditions” in AMBIENT ENVIRONMENT section in Relay Technical Information.
Ambient temperature: –40°C to +80°C –40°F to +176°F (Storage: Max. 85°C 185°F),
Humidity: 5 to 85% R.H. (Not freezing and condensing at low temperature)
Unit weight Approx. 80 g 2.820oz Approx. 340 g 12.00oz Approx. 400 g 14.11oz Approx. 750 g 26.46oz
Notes
1.-(1) Ambient temperature characteristics
(10A type)
Tested sample: 10A type EP relay, 3pcs
1.-(2) Ambient temperature characteristics
(60A type)
Tested sample: 60A type EP relay, 3pcs
1.-(3) Ambient temperature characteristics
(80A type)
Tested sample: 80A type EP relay, 3pcs
x
-40
-40
-30
-20
-10
40
30
20
10
0
-40
80
146
60
110
40
74
20
68
-20
Ambient
temperature, °C °F
Pick up
voltage
Drop out
voltage
Variation
ratio, %
-4
0
32
x
x
x
-40
-40
-30
-20
-10
40
30
20
10
-40
80
146
60
110
40
74
20
68
-20
Ambient
temperature,
°C °F
Pick up
voltage
Drop out
voltage
Variation
ratio, %
-4
0
32
Ambient
temperature,
°C °F
-40
-40
-30
-20
-10
40
30
20
10
-40
80
146
60
110
40
74
20
68
-20
Pick up
voltage
Drop out
voltage
Operate
time
Release
time
Variation
ratio, %
-4
0
32