DK

REFERENCE DATA

1. 1 Form A type

2. 1 Form A 1 Form B type, 2 Form A type1. 1 Form A type

1. Maximum operating power

2. Life curve

3. Operate/Release time

Sample: DK1a-24V, 5 pcs.

AC resistive load

DC resistive

load

DC inductive load

(L/R = 7 ms)

AC inductive load

(cos

ϕ= 0.4)

Contact voltage, V

10

100

1,000

0.1

1

10

100

012

345

67

89

10

10

100

1,000

1

Contact voltage, V

250 V AC resistive load

30 V DC resistive load

250 V AC inductive load (cos

ϕ= 0.4)

30 V DC inductive load (L/R = 7 ms)

80

90

10

110

120

130

140

0

1

2

3

4

5

6

7

8

9

Coil applied voltage,%V

Release time

(with diode)

Operate time

Release time

x

x

Max.

Min.

Max.

Max.

Min.

Min.

x

4. Coil temperature rise (at 30

Sample: DK1a-12V, 5 pcs.

5. Ambient temperature characteristics

Sample: DK1a-24V, 6 pcs

Ambient temperature: –40

°C to +80°C

–40

°F to +176°F

6. Operate/Release time (at 20

Sample: DK1a-24V (50 pcs.)

7 A

5 A

10 A

0 A

80

90

100 110 120 130

0

10

20

30

40

50

Coil applied voltage,%V

100

20

130

120

110

90

80

70

40

60

80

0

–20

–40

Ambient

temperature,

°C

Drop-out

voltage

Pick-up

voltage

0

10

20

30

Operate/release time, ms

12

3456

Operate time

Release time

7. Contact resistance (at 20

Sample: DK1a-24V (50 pcs.)

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

0

2

4

6

8

10

12

14

16

18

20

22

24

26

Contact resistance, m

Ω

1. Maximum operating power

2. Life curve

3. Operate/Release time (at 20

Sample: DK1a1b-12V, 5 pcs.

Contact voltage, V

AC resistive load

DC inductive load

(L/R = 7 ms)

DC resistive

load

AC inductive load

(cos

ϕ= 0.4)

0.1

1

5

10

10

100

1,000

012

345

67

89

10

10

100

1,000

1

Contact current, A

250 V AC resistive load

30 V DC resistive load

250 V AC inductive load (cos

ϕ= 0.4)

30 V DC inductive load (L/R = 7 ms)

80

90

10

110

120

130

140

0

1

2

3

4

5

6

7

8

9

Coil applied voltage,%V

Min.

Max.

x

Max.

Max.

Min.

Min.

Release time

(with diode)

Operate time

Release time

x

x

All Rights Reserved © COPYRIGHT Matsushita Electric Works, Ltd.