DK1A Datasheet PDF - Nais


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DK1A
Nais

Part Number DK1A
Description MINIATURE POWER RELAY
Page 5 Pages

DK1A datasheet pdf
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VDE
DK-RELAYSMINIATURE POWER RELAY
20
.787
12.5
.492
10
.394
1a
20
.787
15
.591
10
.394
1a1b
mm inch
FEATURES
• Large capacity in small size: 10 A 250 V AC (1a)
• High sensitivity: 200 mW nominal operating power
• High breakdown voltage 4,000 Vrms between contacts and
coil 1,000 Vrms between open contacts Meeting FCC Part 68
• Sealed construction
• Latching types available
SPECIFICATIONS
Contact
Characteristics
Arrangement
Initial contact resistance, max.
(By voltage drop 6 V DC 1A)
Contact material
Nominal
switching capacity
Rating
(resistive)
Max. switching
power
Max. switching
voltage
Max. switching
current
Expected
life (min.
operations)
Mechanical
Electrical
(resistive)
Coil
Nominal operating power
1 Form A
2 Form A,
1 Form A
1 Form B
30 m
Gold flash over silver alloy
10 A 250 V AC
10 A 30 V DC
8 A 250 V AC
8 A 30 V DC
Max. operating speed
Initial insulation resistance*1
Initial
breakdown
voltage*2
Between open
contacts
Between contacts
and coil
Surge voltage between coil and
contact*3
300 W, 2,500 VA
250 V AC,
30 V DC
240 W, 2,000 VA
Operate time*4
(at nominal voltage)
250 V AC,
Release time (without diode)*4
3D0 aVtDaCSheet4U.c(oatmnominal voltage)
10 A
8A
5×107
105
(10 A 250 V AC,
10 A 30 V DC)
105
(8 A 250 V AC,
8 A 30 V DC)
200 mW
Temperature rise
(at nominal voltage)
Shock
Functional*5
resistance Destructive*6
Vibration
resistance
Functional*7
Destructive
Remarks
* Specifications will vary with foreign standards certification ratings.
*1 Measurement at same location as "Initial breakdown voltage" section
*2 Detection current: 10 mA
*3 Wave is standard shock voltage of ±1.2 × 50µs according to JEC-212-1981
*4 Excluding contact bounce time
*5 Half-wave pulse of sine wave: 11ms; detection time: 10µs
*6 Half-wave pulse of sine wave: 6ms
*7 Detection time: 10µs
*8 Refer to 5. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT (Page 61).
Conditions for oper-
ation, transport and
storange*8
(Not freezing and
condensing at low
temperature)
Ambient
temp.
Humidity
Unit
weight
1 Form A
1 Form A 1 Form B,
2 Form A
20 cpm (at rated load)
Min. 1,000 m(at 500 V DC)
1,000 Vrms
4,000 Vrms
Min. 10,000 V
Max. 10 ms (Approx. 5 ms)
Max. 8 ms (Approx. 3 ms) DataShee
Max. 40°C with nominal coil voltage
and at 10 A switching current
Min. 98 m/s2 {10 G}
Min. 980 m/s2 {100 G}
88.2 m/s2 {9 G}, 10 to 55 Hz
at double amplitude of 1.5 mm
176.4 m/s2 {18 G}, 10 to 55 Hz
at double amplitude of 3.0 mm
–40°C to +65°C
–40°F to +149°F
5 to 85% R.H.
Approx. 5.6 g .20 oz
Approx. 6 g .21 oz
TYPICAL
APPLICATIONS
• Switching power supply
• Power switching for various
OA equipment
• Control or driving relays for industrial
machines (robotics, numerical control
machines, etc.)
• Output relays for programmable logic
controllers, temperature controllers,
timers and so on.
• Home appliances
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ORDERING INFORMATION
Ex. DK 1a
L2
12V
Contact arrangement
Operating function
1a: 1 Form A
2a: 2 Form A
1a1b: 1 Form A 1 Form B
Nil: Single side stable
L2: 2 coil latching
Note: Standard packing Carton: 50 pcs.; Case: 500 pcs.
UL/CSA, TÜV approved type is standard.
Coil voltage
3, 5, 6, 9, 12, 24V
239
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DK
TYPES AND COIL DATA (at 20°C 68°F)
Single side stable
Part No.
Nominal
voltage,
V DC
Pick-up
voltage,
V DC (max.)
Drop-out
voltage,
V DC (min.)
Nominal
operating
current,
mA (±10%)
Coil
resistance,
(±10%)
1 Form A
1 Form A
1 Form B
2 Form A
DK1a-3V
DK1a-5V
DK1a-6V
DK1a-9V
DK1a-12V
DK1a-24V
DK1a1b-3V
DK1a1b-5V
DK1a1b-6V
DK1a1b-9V
DK1a1b-12V
DK1a1b-24V
DK2a-3V
DK2a-5V
DK2a-6V
DK2a-9V
DK2a-12V
DK2a-24V
2 coil latching
Part No.
et4U.com
1 Form A
1 Form A
1 Form B
2 Form A
DK1a-L2-3V
DK1a-L2-5V
DK1a-L2-6V
DK1a-L2-9V
DK1a-L2-12V
DK1a-L2-24V
DK1a1b-L2-3V
DK1a1b-L2-5V
DK1a1b-L2-6V
DK1a1b-L2-9V
DK1a1b-L2-12V
DK1a1b-L2-24V
DK2a-L2-3V
DK2a-L2-5V
DK2a-L2-6V
DK2a-L2-9V
DK2a-L2-12V
DK2a-L2-24V
3
5
6
9
12
24
3
5
6
9
12
24
3
5
6
9
12
24
Nominal
voltage,
V DC
3
5
6
9
12
24
3
5
6
9
12
24
3
5
6
9
12
24
2.1 0.3 66.6 45
3.5 0.5 40 125
4.2 0.6 33.3 180
6.3 0.9 22.2 405
8.4 1.2 16.6 720
16.8 2.4
8.3 2,880
2.1 0.3 66.6 45
3.5 0.5 40 125
4.2 0.6 33.3 180
6.3 0.9 22.2 405
8.4 1.2 16.6 720
16.8 2.4
8.3 2,880
2.1 0.3 66.6 45
3.5 0.5 40 125
4.2 0.6 33.3 180
6.3 0.9 22.2 405
8.4 1.2 16.6 720
16.8 2.4
8.3 2,880
Set voltage,
V DC (max.)
2.1
3.5
4.2
6.3
8.4
16.8
2.1
3.5
4.2
6.3
8.4
16.8
2.1
3.5
4.2
6.3
8.4
16.8
Reset voltage,
V DC (max.)
Nominal
operating
current,
mA (±10%)
Set Reset
Data2.S1heet4U6.6c.o6m 66.6
3.5 40 40
4.2 33.3 33.3
6.3 22.2 22.2
8.4 16.6 16.6
16.8 8.3 8.3
2.1 66.6 66.6
3.5 40 40
4.2 33.3 33.3
6.3 22.2 22.2
8.4 16.6 16.6
16.8 8.3 8.3
2.1 66.6 66.6
3.5 40 40
4.2 33.3 33.3
6.3 22.2 22.2
8.4 16.6 16.6
16.8 8.3 8.3
Coil
resistance,
(±10%)
Set
45
125
180
405
720
2,880
45
125
180
405
720
2,880
45
125
180
405
720
2,880
Reset
45
125
180
405
720
2,880
45
125
180
405
720
2,880
45
125
180
405
720
2,880
Nominal
operating
power,
mW
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
200
Maximum
allowable
voltage,
V DC (at 65°C
149°F)
3.9
6.5
7.8
11.7
15.6
31.2
3.9
6.5
7.8
11.7
15.6
31.2
3.9
6.5
7.8
11.7
15.6
31.2
Nominal
operating
power,
mW
Set Reset
200 200
200 200
200 200
200 200
200 200
200 200
200 200
200 200
200 200
200 200
200 200
200 200
200 200
200 200
200 200
200 200
200 200
200 200
Maximum
allowable
voltage,
V DC (at 65°C
149°F)
3.9
6.5
7.8
11.7
15.6
31.2
3.9
6.5
7.8
11.7
15.6
31.2
3.9
6.5
7.8
11.7
15.6
31.2
DataShee
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REFERENCE DATA
1. 1 Form A type
1. Maximum operating power
100
AC inductive load
(cosϕ = 0.4) AC resistive load
10
1
DC inductive load
(L/R = 7 ms)
DC resistive
load
0.1 10 100 1,000
Contact voltage, V
4. Coil temperature rise (at 30°C 68°F)
Sample: DK1a-12V, 5 pcs.
50
40
10 A
7A
30 5 A
0A
20
10
et4U.com
0
80 90 100 110 120 130
Coil applied voltage,%V
7. Contact resistance (at 20°C 68°F)
Sample: DK1a-24V (50 pcs.)
2. Life curve
1,000
100
250 V AC resistive load
30 V DC resistive load
10
250 V AC inductive load (cosϕ = 0.4)
30 V DC inductive load (L/R = 7 ms)
1 0 1 2 3 4 5 6 7 8 9 10
Contact voltage, V
5. Ambient temperature characteristics
Sample: DK1a-24V, 6 pcs
Ambient temperature: -40°C to +80°C –40°F to
+176°F
130 Drop-out
voltage
120
–40 –20
110 Pick-up
100 voltage
0 20 40 60 80
Ambient
90 temperature,°C
80
70
DataSheet4U.com
26
24
22
20
18
16
14
12
10
8
6
4
2
0 1.5 2.5 3.5 4.5
2.0 3.0 4.0 5.0
Contact resistance, m
2. 1 Form A 1 Form B type, 2 Form A type
1. Maximum operating power
2. Life curve
1,000
10
AC inductive load
(cosϕ = 0.4)
AC resistive load
5
DC inductive load
(L/R = 7 ms)
1
DC resistive
load
0.1
DataSheet4U.com
10 100
Contact voltage, V
1,000
100
250 V AC resistive load
30 V DC resistive load
10 250 V AC inductive load (cosϕ = 0.4)
30 V DC inductive load (L/R = 7 ms)
1 0 1 2 3 4 5 6 7 8 9 10
Contact current, A
DK
3. Operate/Release time
Sample: DK1a-24V, 5 pcs.
9
8
Operate time
7
6
5
4
3
2
1
0 80
Release time
(with diode)
Release time
Max.
x
Max.
x
Min.
Min.
Max.
x
Min.
90 10 110 120 130 140
Coil applied voltage,%V
6. Operate/Release time (at 20°C 68°F)
Sample: DK1a-24V (50 pcs.)
30
Release time
20
Operate time
10
0 123456
Operate/release time, ms DataShee
3. Operate/Release time (at 20°C 68°F)
Sample: DK1a1b-12V, 5 pcs.
9
8 Release time
(with diode)
7 Max.
x
6 Min.
5
4 Operate time
3
2 Release time
Max.
x
Min.
Max.
x
Min.
1
0 80
90 10 110 120 130 140
Coil applied voltage,%V
241
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DK
4. Coil temperature rise
Sample: DK1a1b-12V, 5 pcs.
Ambient temperature: 20°C 68°F
50
40
8A
30 5 A
0A
20
10
0 80 90 100 110 120 130
Coil applied voltage,%V
5. Ambient temperature characteristics
Pick-up
130 voltage
120
–40 –20
110
0 100 40
20
90
60 80
Ambient
temperature,°C
Drop-out
80 voltage
70
DIMENSIONS
mm inch
1. 1 Form A type
Single side stable type
20
.787
12.5
.492
PC board pattern (Copper-side view)
2.54
.100
7.62 7.62
.300 .300
1.1 dia.
.043 dia.
Schematic
(Bottom view)
Single side stable
(Deenergized condition)
9.7
.382
0.3
.012 0.4
.016
10.16
.400
0.8
.031
7.62
.300
3.5
.138
0.8
.031
1.2
1.11 .047
.044
0.4
.016
10.16
.400
10.16
.400
1 34
-
+
6
et4U.com
9.7
.382
0.3
.012 0.4
.016
2.54
.100
2 coil latching type
20
.787
12.5
.492 2.54
.100
DataSheet4U.com
7.62 7.62
.300 .300
1.1 dia.
.043 dia.
0.4
.016
7.62
.300
0.8
.031
7.62
.300
3.5
.138
0.8
.031
1.2
1.11 .047
.044
10.16
.400
General tolerance: ±0.3 ±.012
0.4
.016
10.16
.400
The above shows 2 coil latching type.
No.5 terminal is eliminated on single side
stable type.
Tolerance: ±0.1 ±.004
2 coil latching
(Reset condition)
1 34
-
DataShee
++
65
Since this is a polarized relay,
the connection to the coil
should be done according to
the above schematic.
2. 1 Form A 1 Form B type, 2 Form A type
Single side stable type
20
.787
15
.591
9.7
.382
0.3
.012
0.4
.016
0.8
.031
10.16
.400
7.62
.300
0.8
.031
1.11
.044
3.5
.138
2.42
.095
10.16
.400
PC board pattern (Copper-side view)
Schematic (Bottom view)
1.1 dia.
<1 Form A 1 Form B type>
10.16
7.62
.043 dia.
Single side stable
2 coil latching
.400
.300
(Deenergized condition) (Reset condition)
0.4
.016
10.16
.400
1
34
1
34
--
+ ++
8
65
8765
2 coil latching type
20
.787
15
.591
9.7
.382
0.3
.012
0.4
.016
2.54
.100
0.6
.024
7.62
.300
0.8
.031
7.62
.300
3.5
0.8 .138
.031
1.11 2.42
.044 .095
10.16
.400
0.4
.016
Note:
Relay out-line and PC board pattern are common for both
1 Form A 1 Form B type and 2 Form A type.
DataSheet4U.com
General tolerance: ±0.3 ±.012
2.54
.100
7.62 7.62
.300 .300
1.1 dia.
.043 dia.
10.16
.400
Tolerance: ±0.1 ±.004
<2 Form A>
Single side stable
2 coil latching
(Deenergized condition) (Reset condition)
1
34
1
34
--
+ ++
8
65
8765
Since this is a polarized relay, the connection
to the coil should be done according to the
above schematic.
242
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