NT75

Small size, light weight.

Low coil consumption.

Switching capacity up to 20A.

PC board mounting.

Suitable for household electrical appliances, automation system, electrical equipment, instrument, meter

telecommunication facilities and remote control facilities.

29

12.7

15.7

Ordering Information

NT75 C S

12 DC12V 0.25 3.5 N G

1

2

3

4

5

6

7

8

9

Rated

Max.

Dash

numbers

Coil voltage

VDC

Coil

resistance

10%

Pickup

voltage

VDC(max)

(70%of rated

voltage )

Release voltage

VDC(min)

(10% of rated

voltage)

Coil power

consumption

W

Operate

Time

ms

Release

Time

ms

Contact Data

Contact Arrangement

1A SPSTNO

1C

SPDT(B-M)

2A

DPSTNO

2C

DPDT(B-M)

Contact Material

AgNi AgSnO

2

Contact Rating (resistive)

Max. Switching Power

480W 4000VA 2C:2 150W 2

1250VA

Max. Switching Voltage

125VDC 440VAC

Max. Switching Current:20A

Contact Resistance or Voltage drop

100m

Item 4.12 of IEC 61810-7

5

Operational

Electrical

10

Item 4.30 of IEC 61810-7

7

life

Mechanical

10

Item 4.31 of IEC 61810-7

Coil Parameter

5 Coil rated voltage(V): DC:5,6,9,12,24,48,60,110

6 Coil power consumption: 0.25:0.25W;0.41:0.41W;0.72:0.72W

7 Pole-distance: 3.5:3.5mm;5.0:5.0mm

8 Contact meteial: NIL:AgSnO

N:AgNi

2

9 Contact plating: Nil:Standard; G:Gold plated

1 Part number:NT75

2 Contact arrangement:A:1A;C:1C

2A:2A;2C:2C

3 Enclosure:S: Sealed type

Z: Dust cover

4 Contact rating:(For details, see the contact data)

CAUTION: 1.The use of any coil voltage less than the rated coil voltage will compromise the operation of the relay.

2.Pickup and release voltage are for test purposes only and are not to be used as design criteria.

005-250

5

6.5

100

3.5

0.5

006-250

6

7.8

144

4.2

0.6

009-250

9

11.7

324

6.3

0.9

012-250

12

15.6

576

8.4

1.2

024-250

24

31.2

2304

16.8

2.4

048-250

48

62.4

9216

33.6

4.8

060-250

60

78

12857

42

6.0

005-410

5

6.5

61

3.5

0.5

006-410

6

7.8

88

4.2

0.6

009-410

9

11.7

198

6.3

0.9

012-410

12

15.6

351

8.4

1.2

024-410

24

31.2

1405

16.8

2.4

048-410

48

62.4

5620

33.6

4.8

060-480

60

78

7500/

15%

42

6.0

110-480

110

143

25200/

15%

77

11.0

005-720

5

6.5

34.7

3.5

0.5

006-720

6

7.8

50

4.2

0.6

009-720

9

11.7

112.5

6.3

0.9

012-720

12

15.6

200

8.4

1.2

024-720

24

31.2

800

16.8

2.4

048-720

48

62.4

3200

33.6

4.8

0.25

10

5

0.41

10

5

0.72

10

5

R50157181

Features

95

Operation condition

Insulation Resistance

1000M

min (at 500VDC)

Item 7 of IEC 61810-5

Dielectric Strength

Between contacts

50Hz 1000V

Item 6 of IEC 61810-5

Between contact and coil

50Hz 5000V

Item 6 of IEC 61810-5

2

Shock resistance

100m/s

11ms

IEC68-2-27 Test Ea

Vibration resistance

10~55Hz double amplitude 1.5mm

IEC68-2-6 Test Fc

Terminals strength

10N

IEC68-2-21 Test Ua1

Solderability

235

2

3

0.5s

IEC68-2-20 Test Ta method 1

Ambient Temperature

-40~85

Relative Humidity

85% (at 40 )

IEC68-2-3Test Ca

Mass

11g 12g

Safety approvals

Safety approval

Load

Dimensions

Reference Data

Wiring diagram

(Bottom view)

NOTES 1).Dimensions are in millimeters.

2).Inch equivalents are given for general information only.

96

NT75

R

E174722

C

US

mm /inch

VDE

40020063

Ningbo Huaguan Electronics Corporation LTD.

L:3.5mm or 5.0mm(0.138inch or 0.197inch)

Mounting (Bottom view)

Dimension

6- 1.3

8- 1.3

0.295

0.299

0.051

0.051

1.142

0.008

0.500

0.008

0.051

0.016

0.024

0.020

0.031

29 0.2

12.7

0.2

6-0.5X0.8

2-0.4X0.6

1.9

1.3

0.075

7.6

7.6

5- 1.3

0.295

0.051

7.6

1C2

1A,2A

1C,2C

1C

1A

1C

2A

2C

1A

5- 1.3

0.295

0.051

7.6

1C

1A,1C:12A/250VAC,30VDC; 16A,20A/250VAC, 30VDC(Rushing current :80A)

2A,2C(0.41W):8A/250VAC,30VDC; 8A,10A/277VAC

480W 4000VA 2C:2

150W 2

1250VA

NO:20A/277VAC NC:16A/277VAC

T V

U

UL&CUR

VDE

NO:20A/277VAC NC:16A/277VAC

1A,1C:12A,16A/250VAC,

12A/30VDC(1C)

2A,2C:8A/277VAC,30VDC

1A,1C:16A/250VAC

2A,2C:8A/250VAC

2A,2C:

1A,1C:

10A/277VAC