NAIS DK1a1b-L2-9V, DK1a1b-L2-5V, DK1a1b-L2-3V, DK1a1b-L2-24V, DK1a1b-L2-12V Datasheet
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VDE
MINIATURE POWER RELAY
20
.787
12.5
.492
10
.394
20
.787
1a 1a1b
15
.591
10
.394
mm inch
SPECIFICATIONS
Contact
Arrangement 1 Form A
Initial contact resistance, max.
(By voltage drop 6 V DC 1A)
Contact material Gold flash over silver alloy
Rating
(resistive)
Expected
life (min.
operations)
Nominal
switching capacity
Max. switching
power
Max. switching
voltage
Max. switching
current
Mechanical 5 × 10
Electrical
(resistive)
10 A 250 V AC
10 A 30 V DC
300 W, 2,500 VA 240 W, 2,000 VA
250 V AC,
30 V DC
10 A 8 A
5
10
(10 A 250 V AC,
10 A 30 V DC)
Coil
Nominal operating power 200 mW
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 × 50 µ s according to JEC-212-1981
4
Excluding contact bounce time
*
5
*
Half-wave pulse of sine wave: 11ms; detection time: 10 µ s
6
Half-wave pulse of sine wave: 6ms
*
7
*
Detection time: 10 µ s
8
*
Refer to 5. Conditions for operation, transport and storage mentioned in
AMBIENT ENVIRONMENT (Page 61).
2 Form A,
1 Form A
1 Form B
30 m Ω
8 A 250 V AC
8 A 30 V DC
250 V AC,
30 V DC
7
10
(8 A 250 V AC,
8 A 30 V DC)
DK-RELAYS
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 P art 68
• Sealed construction
• Latching types available
Characteristics
Max. operating speed 20 cpm (at rated load)
Initial insulation resistance*
Initial
breakdown
voltage*
Surge voltage between coil and
contact*
Operate time*
Between open
contacts
Between contacts
2
and coil
3
4
1
(at nominal voltage)
Release time (without diode)*
(at nominal voltage)
Temperature rise
(at nominal voltage)
5
Shock
resistance
Vibration
resistance
Functional*
Destructive*
Functional*
Destructive
Conditions for operation, transport and
storange*
8
(Not freezing and
condensing at low
5
6
7
Ambient
temp.
Humidity 5 to 85% R.H.
temperature)
Unit
weight
1 Form A Approx. 5.6 g .20 oz
1 Form A 1 Form B,
2 Form A
Min. 1,000 m Ω (at 500 V DC)
1,000 Vrms
4,000 Vrms
Min. 10,000 V
Max. 10 ms (Approx. 5 ms)
4
Max. 8 ms (Approx. 3 ms)
Max. 40 ° C with nominal coil voltage
and at 10 A switching current
Min. 98 m/s
Min. 980 m/s
88.2 m/s
2
{10 G}
2
{100 G}
2
{9 G}, 10 to 55 Hz
at double amplitude of 1.5 mm
176.4 m/s
2
{18 G}, 10 to 55 Hz
at double amplitude of 3.0 mm
–40 ° C to +65 ° C
–40 ° F to +149 ° F
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
ORDERING INFORMATION
Ex. DK
Contact arrangement
1a: 1 Form A
2a: 2 Form A
1a1b: 1 Form A 1 Form B
Note: Standard packing Carton: 50 pcs.; Case: 500 pcs.
UL/CSA, TÜV approved type is standard.
1a L2 12V
Operating function Coil voltage
Nil: Single side stable
L2: 2 coil latching
3, 5, 6, 9, 12, 24V
239
Ω ( ±
Ω ( ±
DK
TYPES AND COIL DATA (at 20 ° C 68 ° F)
Single side stable
DK1a-3V 3 2.1 0.3 66.6 45 200 3.9
DK1a-5V 5 3.5 0.5 40 125 200 6.5
1 Form A
1 Form A
1 Form B
2 Form A
DK1a-6V 6 4.2 0.6 33.3 180 200 7.8
DK1a-9V 9 6.3 0.9 22.2 405 200 11.7
DK1a-12V 12 8.4 1.2 16.6 720 200 15.6
DK1a-24V 24 16.8 2.4 8.3 2,880 200 31.2
DK1a1b-3V 3 2.1 0.3 66.6 45 200 3.9
DK1a1b-5V 5 3.5 0.5 40 125 200 6.5
DK1a1b-6V 6 4.2 0.6 33.3 180 200 7.8
DK1a1b-9V 9 6.3 0.9 22.2 405 200 11.7
DK1a1b-12V 12 8.4 1.2 16.6 720 200 15.6
DK1a1b-24V 24 16.8 2.4 8.3 2,880 200 31.2
DK2a-3V 3 2.1 0.3 66.6 45 200 3.9
DK2a-5V 5 3.5 0.5 40 125 200 6.5
DK2a-6V 6 4.2 0.6 33.3 180 200 7.8
DK2a-9V 9 6.3 0.9 22.2 405 200 11.7
DK2a-12V 12 8.4 1.2 16.6 720 200 15.6
DK2a-24V 24 16.8 2.4 8.3 2,880 200 31.2
2 coil latching
DK1a-L2-3V 3 2.1 2.1 66.6 66.6 45 45 200 200 3.9
DK1a-L2-5V 5 3.5 3.5 40 40 125 125 200 200 6.5
1 Form A
1 Form A
1 Form B
2 Form A
DK1a-L2-6V 6 4.2 4.2 33.3 33.3 180 180 200 200 7.8
DK1a-L2-9V 9 6.3 6.3 22.2 22.2 405 405 200 200 11.7
DK1a-L2-12V 12 8.4 8.4 16.6 16.6 720 720 200 200 15.6
DK1a-L2-24V 24 16.8 16.8 8.3 8.3 2,880 2,880 200 200 31.2
DK1a1b-L2-3V 3 2.1 2.1 66.6 66.6 45 45 200 200 3.9
DK1a1b-L2-5V 5 3.5 3.5 40 40 125 125 200 200 6.5
DK1a1b-L2-6V 6 4.2 4.2 33.3 33.3 180 180 200 200 7.8
DK1a1b-L2-9V 9 6.3 6.3 22.2 22.2 405 405 200 200 11.7
DK1a1b-L2-12V 12 8.4 8.4 16.6 16.6 720 720 200 200 15.6
DK1a1b-L2-24V 24 16.8 16.8 8.3 8.3 2,880 2,880 200 200 31.2
DK2a-L2-3V 3 2.1 2.1 66.6 66.6 45 45 200 200 3.9
DK2a-L2-5V 5 3.5 3.5 40 40 125 125 200 200 6.5
DK2a-L2-6V 6 4.2 4.2 33.3 33.3 180 180 200 200 7.8
DK2a-L2-9V 9 6.3 6.3 22.2 22.2 405 405 200 200 11.7
DK2a-L2-12V 12 8.4 8.4 16.6 16.6 720 720 200 200 15.6
DK2a-L2-24V 24 16.8 16.8 8.3 8.3 2,880 2,880 200 200 31.2
Part No.
Part No.
Nominal
voltage,
V DC
Nominal
voltage,
V DC
Pick-up
voltage,
V DC (max.)
Set voltage,
V DC (max.)
V DC (min.)
Reset voltage,
V DC (max.)
Drop-out
voltage,
Nominal
operating
current,
mA ( ± 10%)
Nominal
operating
current,
mA ( ± 10%)
Set Reset Set Reset Set Reset
Coil
resistance,
10%)
Coil
resistance,
10%)
Nominal
operating
power,
mW
Nominal
operating
power,
mW
Maximum
allowable
voltage,
V DC (at 65 ° C
149°F)
Maximum
allowable
voltage,
V DC (at 65 ° C
149°F)
240
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