DE
COMPACT HIGH-INSULATION
POLARIZED POWER RELAY
VDE
DE RELAYS
• Low operating power
Nominal operating power at 200 mW
(Single side stable, 2 coil latching)
• Compact body saves space
Size: 12.5(W)
×
25.0(L)
×
12.5(H) mm
.492(W)
×
.984(L)
×
.492(H) inch
• UL/CSA, VDE approved
FEATURES
25.0
.984
12.5
.492
12.5
.492
• Conforms to VDE0631.
Insulating distance between coil and
contacts:
Clearance Min. 8mm
.315 inch
Creepage distance Min. 8mm
.315 inch
• Extensive product line-up.
• High inrush current capability
Surge voltage between contact and coil
12 kV
mm
inch
SPECIFICATIONS
Contact
Arrangement
1 Form A
1 Form A
1 Form B
Silver alloy
2 Form A
Characteristics
Max. operating speed
Initial insulation resistance*
1
Between open contacts
Initial
breakdown
voltage*
2
8A 250V AC,
8A 30V DC
2,000 VA,
240W
440V AC,
230V DC
8A
Between contact sets
20 cpm (at rated load)
Min. 1,000 M
Ω
(at 500 V DC)
1,000 Vrms
4,000 Vrms (2 Form A,
1 Form A 1 Form B)
5,000 Vrms
Min. 12,000 V (initial)
Max. 10ms (typ. 5ms)
[Max. 10ms (typ. 4ms)]
(at 20
°
C
68
°
F)
Max. 5ms (typ. 2ms)
[Max. 10ms (typ. 4ms)]
(at 20
°
C
68
°
F)
Max. 50
°
C
Min. 196 m/s
2
{20 G}
Min. 980 m/s
2
{100 G}
10 to 55 Hz at double
amplitude of 2 mm
10 to 55 Hz at double
amplitude of 3 mm
–40
°
C to 70
°
C
–40
°
F to 158
°
F
5 to 85% R.H.
Approx. 7 g
.25 oz
Contact material
Initial contact resistance,
max. (By voltage drop
30m
Ω
6V DC 1A)
Nominal
10A 250V AC, 8A 250V AC,
switching
10A 30V DC 8A 30V DC
capacity
Max.
2,500 VA,
2,000 VA,
switching
300W
240W
Rating
power
(resistive
Max.
load)
440V AC,
440V AC,
switching
230V DC
230V DC
voltage
Max.
switching
current
Mechanical
(at 300cpm)
Expected
life (min.
Electrical
operations) (at 20 cpm)
(resistive load)
10A
8A
10
7
Between contact and coil
Surge voltage between contact and coil*
3
Operate time [Set time]*
4
Release time (without diode) [Reset time]*
4
Temperature rise (at 70
°
C)*
5
Shock resistance
Functional*
6
Destructive*
7
Functional*
8
Vibration resistance
10
5
10
5
(AC)
5
×
10
4
(DC)
Destructive
Conditions for operation,
Ambient temp.
transport and storage*
9
(Not freezing and condens-
Humidity
ing at low temperature)
Unit weight
Coil (at 20
°
C,
68
°
F)
Single side stable
1 coil latching
2 coil latching
Remarks
Nominal operating power
200 mW
100 mW
200 mW
* Specifications will vary with foreign standards certification ratings.
*
1
Measurement at same location as "Initial breakdown voltage" section.
*
2
Detection current: 10mA
*
3
Wave is standard shock voltage of
±
1.2
×
50
µ
s according to JEC-212-1981
*
4
Nominal operating voltage applied to the coil, excluding contact bounce time.
*
5
By resistive method
*
6
Half-wave pulse of sine wave: 11ms, detection time: 10ms.
*
7
Half-wave pulse of sine wave: 6ms
*
8
Detection time: 10ms
*
9
Refer to 5. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT (Page 61).
TYPICAL
APPLICATIONS
• Temperature controller
• Automatic meter reading
• OA equipment
• FA equipment
ORDERING INFORMATION
Ex.
Product name
DE
DE
1a
L
Operating function
Nil: Single side stable
L: 1 coil latching
L2: 2 coil latching
3
V
Coil voltage, V DC
1: 3
2: 6
3: 12
4: 24
6: 4.5
7: 9
9: 5
Contact arrangement
1a: 1 Form A
1a1b: 1 Form A 1 Form B
2a: 2 Form A
Note: Standard packing; Carton(tube package): 50 pcs. Case 500 pcs.
UL/CSA, VDE approved type is standard.
244
DE
TYPES AND COIL DATA (at 20
°
C
68
°
F)
• Single side stable type
1 Form A
Part No.
DE1a-3V
DE1a-4.5V
DE1a-5V
DE1a-6V
DE1a-9V
DE1a-12V
DE1a-24V
Nominal
voltage,
V DC
3
4.5
5
6
9
12
24
Pick-up
voltage,
V DC (max.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Drop-out
voltage,
V DC (min.)
(initial)
0.3
0.45
0.5
0.6
0.9
1.2
2.4
Coil resistance,
Ω
(
±
10%)
45
101
125
180
405
720
2,880
Nominal operating
current,
mA (
±
10%)
66.6
44.5
40
33.3
22.2
16.6
8.3
Nominal operating
power,
mW
200
200
200
200
200
200
200
Max.
allowable
voltage,
V DC
3.9
5.85
6.5
7.8
11.7
15.6
31.2
1 Form A 1 Form B
Part No.
DE1a1b-3V
DE1a1b-4.5V
DE1a1b-5V
DE1a1b-6V
DE1a1b-9V
DE1a1b-12V
DE1a1b-24V
Nominal
voltage,
V DC
3
4.5
5
6
9
12
24
Pick-up
voltage,
V DC (max.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Drop-out
voltage,
V DC (min.)
(initial)
0.3
0.45
0.5
0.6
0.9
1.2
2.4
Coil resistance,
Ω
(
±
10%)
45
101
125
180
405
720
2,880
Nominal operating
current,
mA (
±
10%)
66.6
44.5
40
33.3
22.2
16.6
8.3
Nominal operating
power,
mW
200
200
200
200
200
200
200
Max.
allowable
voltage,
V DC
3.9
5.85
6.5
7.8
11.7
15.6
31.2
2 Form A
Part No.
DE2a-3V
DE2a-4.5V
DE2a-5V
DE2a-6V
DE2a-9V
DE2a-12V
DE2a-24V
Nominal
voltage,
V DC
3
4.5
5
6
9
12
24
Pick-up
voltage,
V DC (max.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Drop-out
voltage,
V DC (min.)
(initial)
0.3
0.45
0.5
0.6
0.9
1.2
2.4
Coil resistance,
Ω
(
±
10%)
45
101
125
180
405
720
2,880
Nominal operating
current,
mA (
±
10%)
66.6
44.5
40
33.3
22.2
16.6
8.3
Nominal operating
power,
mW
200
200
200
200
200
200
200
Max.
allowable
voltage,
V DC
3.9
5.85
6.5
7.8
11.7
15.6
31.2
• 1 coil latching type
1 Form A
Part No.
DE1a-L-3V
DE1a-L-4.5V
DE1a-L-5V
DE1a-L-6V
DE1a-L-9V
DE1a-L-12V
DE1a-L-24V
Nominal
voltage,
V DC
3
4.5
5
6
9
12
24
Set voltage,
V DC (max.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Reset
voltage,
V DC (min.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Coil resistance,
Ω
(
±
10%)
90
202
250
360
812
1,440
5,760
Nominal operating
current,
mA (
±
10%)
33.3
22.3
20
16.7
11.1
8.3
4.2
Nominal operating
power,
mW
100
100
100
100
100
100
100
Max.
allowable
voltage,
V DC
3.9
5.85
6.5
7.8
11.7
15.6
31.2
1 Form A 1 Form B
Part No.
DE1a1b-L-3V
DE1a1b-L-4.5V
DE1a1b-L-5V
DE1a1b-L-6V
DE1a1b-L-9V
DE1a1b-L-12V
DE1a1b-L-24V
Nominal
voltage,
V DC
3
4.5
5
6
9
12
24
Pick-up
voltage,
V DC (max.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Drop-out
voltage,
V DC (min.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Coil resistance,
Ω
(
±
10%)
90
202
250
360
812
1,440
5,760
Nominal operating
current,
mA (
±
10%)
33.3
22.3
20
16.7
11.1
8.3
4.2
Nominal operating
power,
mW
100
100
100
100
100
100
100
Max.
allowable
voltage,
V DC
3.9
5.85
6.5
7.8
11.7
15.6
31.2
245
DE
2 Form A
Part No.
DE2a-L-3V
DE2a-L-4.5V
DE2a-L-5V
DE2a-L-6V
DE2a-L-9V
DE2a-L-12V
DE2a-L-24V
Nominal
voltage,
V DC
3
4.5
5
6
9
12
24
Pick-up
voltage,
V DC (max.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Drop-out
voltage,
V DC (min.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Coil resistance,
Ω
(
±
10%)
90
202
250
360
812
1,440
5,760
Nominal operating
current,
mA (
±
10%)
33.3
22.3
20
16.7
11.1
8.3
4.2
Nominal operating
power,
mW
100
100
100
100
100
100
100
Max.
allowable
voltage,
V DC
3.9
5.85
6.5
7.8
11.7
15.6
31.2
• 2 coil latching type
1 Form A
Part No.
DE1a-L2-3V
DE1a-L2-4.5V
DE1a-L2-5V
DE1a-L2-6V
DE1a-L2-9V
DE1a-L2-12V
DE1a-L2-24V
Nominal
voltage,
V DC
3
4.5
5
6
9
12
24
Set voltage,
V DC (max.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Reset
voltage,
V DC (min.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Coil resistance,
Ω
(
±
10%)
Set coil
45
101
125
180
405
720
2,880
Reset coil
45
101
125
180
405
720
2,880
Nominal operating
current,
mA (
±
10%)
Set coil Reset coil
66.6
66.6
44.5
44.5
40
40
33.3
33.3
22.2
22.2
16.6
16.6
8.3
8.3
Nominal operating
power,
mW
Set coil Reset coil
200
200
200
200
200
200
200
200
200
200
200
200
200
200
Max.
allowable
voltage,
V DC
3.9
5.85
6.5
7.8
11.7
15.6
31.2
1 Form A 1 Form B
Part No.
DE1a1b-L2-3V
DE1a1b-L2-4.5V
DE1a1b-L2-5V
DE1a1b-L2-6V
DE1a1b-L2-9V
DE1a1b-L2-12V
DE1a1b-L2-24V
Nominal
voltage,
V DC
3
4.5
5
6
9
12
24
Set voltage,
V DC (max.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Reset
voltage,
V DC (min.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Coil resistance,
Ω
(
±
10%)
Set coil
45
101
125
180
405
720
2,880
Reset coil
45
101
125
180
405
720
2,880
Nominal operating
current,
mA (
±
10%)
Set coil Reset coil
66.6
66.6
44.5
40
33.3
22.2
16.6
8.3
44.5
40
33.3
22.2
16.6
8.3
Nominal operating
power,
mW
Set coil Reset coil
200
200
200
200
200
200
200
200
200
200
200
200
200
200
Max.
allowable
voltage,
V DC
3.9
5.85
6.5
7.8
11.7
15.6
31.2
2 Form A
Part No.
DE2a-L2-3V
DE2a-L2-4.5V
DE2a-L2-5V
DE2a-L2-6V
DE2a-L2-9V
DE2a-L2-12V
DE2a-L2-24V
Nominal
voltage,
V DC
3
4.5
5
6
9
12
24
Set voltage,
V DC (max.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Reset
voltage,
V DC (min.)
(initial)
2.1
3.15
3.5
4.2
6.3
8.4
16.8
Coil resistance,
Ω
(
±
10%)
Set coil
45
101
125
180
405
720
2,880
Reset coil
45
101
125
180
405
720
2,880
Nominal operating
current,
mA (
±
10%)
Set coil Reset coil
66.6
44.5
40
33.3
22.2
16.6
8.3
66.6
44.5
40
33.3
22.2
16.6
8.3
Nominal operating
power,
mW
Set coil Reset coil
200
200
200
200
200
200
200
200
200
200
200
200
200
200
Max.
allowable
voltage,
V DC
3.9
5.85
6.5
7.8
11.7
15.6
31.2
246
DE
DIMENSIONS
Single side stable
1 coil latching type
25.0
.984
12.5
.492
mm
inch
PC board pattern (Bottom view)
Single side stable
2 coil latching type
1 coil latching type
15.24
.600
7.62
.300
6-1.2 dia
6-.047 dia
2.54
.100
12.70
.500
7.62
.300
8-1.2 dia
8-.047 dia
12.0
.472
0.5
.020
0.5 dia
.020 dia
15.24
.600
3.5
.138
0.8
.032
7.62
.300
0.8
.032
1.0
.039
2.44
.096
0.4
.016
7.62
.300
7.62
.300
7.62
.300
Tolerance :
±
0.1
±
.004
Schematic (Bottom view)
Single side stable
(1 Form A)
(1 Form A 1 Form B)
1
3
4
1
(2 Form A)
3
4
2 coil latching type
25.0
.984
12.0
.472
0.5
.020
0.5 dia
.020 dia
2.54
.100
3.5
.138
0.5 dia
.020 dia
12.70
.500
0.8
.032
7.62
.300
0.8
.032
1.0
.039
2.44
.096
0.4
.016
7.62
.300
12.5
.492
1
3
4
8
6
5
8
6
5
8
6
5
(5,6: dummy terminal)
(Deenergized condition)
1coil latching type
(1 Form A)
1
3
4
(1 Form A 1 Form B)
1
3
4
1
(2 Form A)
3
4
8
6
5
8
6
5
8
6
5
(5,6: dummy terminal)
(Reset condition)
Tolerance:
±
0.3
±
.012
1
2coil latching type
(1 Form A)
2
3
4
(1 Form A 1 Form B)
1
2
3
4
1
(2 Form A)
2
3
4
8
7
6
5
8
7
6
5
8
7
6
5
(5,6: dummy terminal)
(Reset condition)
REFERENCE DATA
1.-(1) Maximum switching power (1 Form A)
1.-(2) Maximum switching power
(1 Form A 1 Form B, 2 Form A)
100
2.-(1) Life curve (1 Form A)
100
100
50
AC resistive load
Contact current, A
Contact current, A
AC resistive load
10
250 V AC resistive load
30 V DC resistive load
10
Life,
×10
4
DC resistive load
1
10
1000
100
Contact voltage, V
10
DC resistive load
1
1
0.1
1
10
100
1000
Contact voltage, V
0.1
0
1
2
3
4 5 6 7 8
Contact current, A
9
10
2.-(2) Life curve (1 Form A 1 Form B)
2.-(3) Life curve (2 Form A)
3.-(1) Coil temperature rise (1 Form A)
Tested sample: DE1a-12V
Quantity: n=6
Ambient temperature: 25°C to
70°C
77°F to 158°F
100
50
Life,
×10
4
100
Temperature rise,
°C
50
250 V AC resistive load
Life,
×10
4
50
25°C
77°F
70°C
158°F
16A
0A
10A
0A
250 V AC resistive load
30 V DC resistive load
40
30
10
10
20
30 V DC resistive load
10
0
1
2
3
4 5 6 7 8
Contact current, A
9
10
0
1
2
3
4 5 6 7 8
Contact current, A
9
10
0
70
80
90
100
110 120
Coil applied voltage, %V
130
247
DE
3.-(2) Coil temperature rise (1 Form A 1 Form B)
Tested sample: DE1a1b-5V
Quantity: n=6
Ambient temperature: 25°C to 70°C
77°F to 158°F
50
Temperature rise,
°C
25°C
77°F
70°C
158°F
Temperature rise,
°C
3.-(3) Coil temperature rise (2 Form A)
Tested sample: DE2a-5V
Quantity: n=6
Ambient temperature: 25°C to 70°C
77°F to 158°F
50
25°C
77°F
70°C
158°F
8A
4.-(1) Operate/release time (1 Form A)
Tested sample: DE1a-5V
Quantity: n=5
9
Operate/release time, ms
8
7
6
5
4
3
2
1
Release time
(With diode)
Release time
70
80
90
100
110
Max.
x
Min.
Max.
x
Min.
Max.
x
Min.
120
130
Operate time
40
8A
30
0A
8A
0A
20
40
30
8A
0A
0A
20
10
10
0
70
80
90
100
110 120 130
Coil applied voltage, %V
0
70
80
90
100
110 120 130
Coil applied voltage, %V
0
Coil applied voltage, %V
4.-(2) Operate/release time (1 Form A 1 Form B)
Tested sample: DE1a1b-5V, Quantity: n=5
7
Operate/release time, ms
6
5
4
3
2
1
0
70
80
90
100
110
120
130
Coil applied voltage, %V
Release time
Operate time
Release time
(With diode)
Max.
x
Min.
4.-(3) Operate/release time (2 Form A)
Tested sample: DE2a-5V, Quantity: n=5
8
Operate/release time, ms
7
Operate time
6
5
4
3
2
1
0
70
80
Release time
(With diode)
Max.
x
Min.
Release time
90
100 110
120 130
Coil applied voltage, %V
Max.
x Max.
Min.
x
Min.
5.-(1) Ambient temperature characteristics
(1 Form A)
Tested sample: DE1a-5V, Ambient temperature:
–40°C to 80°C
–40°F to 176°F,
Quantity: n=6
Rate of change, V%
30
20
10
0
Drop-out
voltage
Pick-up
voltage
Max.
x
Min.
Max.
x
Min.
–40
–40
–20
–4
0
20 40
60
80
32
68 104 140 176
–10
Ambient
–20 temperature,°C
°F
–30
5.-(2) Ambient temperature characteristics
(1 Form A 1 Form B)
Tested sample: DE1a1b-5V, Ambient temperature:
–40°C to 80°C
–40°F to 176°F,
Quantity: n=6
Rate of change, V%
30
Drop-out
20 voltage
10
0
Pick-up
voltage
80
176
5.-(3) Ambient temperature characteristics
(2 Form A)
Tested sample: DE2a-5V, Ambient temperature:
–40°C to 80°C
–40°F to 176°F,
Quantity: n=6
Rate of change, V%
–40
–40
–20
–4
0
32
–10
–20
–30
30
Drop-out
20 voltage
Pick-up
voltage
10
0
20 40
60
80
68 104 140 176
Ambient
temperature,°C
°F
–40
–40
–20
–4
0
20 40
60
32
68 104 140
–10
Ambient
temperature,°C
°F
–20
–30
For Cautions for Use, see Relay Technical Information (Page 48 to 76).
248
9/1/2000
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