Features

1,Small Size and light weight.    2, Low coil consumption
3, PC Board mounting.
4,Suitable for household electrical appliances,automation system,electronic equipment,instrument,meter,telecommunication facilities and remote control facilities.

Ordering information

CRST78--C-S-DC12V--H
  　 1   　 2 3   4 　　 5 

1, Part number: CRST78             2, Contact arrangement:A:1A;B:1B;C:1C;U:1U
3, Enclosure: S:Sealed type; Z:Dust cover
4,Coil rated voltage(V):DC:6,9,12,24      5, Coil power consumption: Nil:0.6W; H: 0.8W

Contact data

Contact Arrangement

1A(1H)(SPST NO);1B(SPST NC);1C(1Z)(SPDT);1U

Contact Material

AgSnO2, AgCdO

Conatct Rating(Resistive)

5A/250VAC   20A/14VDC

Motor load:1/2HP 125VAC

Lamp load :TV-5

Max.Switching Power

280W  1250AV

Max.Switching Voltage

42VDC  380VAC　Max.Switching Current:20A

Contact Resistance or Voltage Drop

≤50mΩ

Operation Life

Electrical

105

Mechanical

107

Coil Parameter

Coil voltage
(VDC)

Coil Resistance
Ω±10%

Pick up Voltage VDC(Max)
(75% of rated voltage)

Release voltage VDC(Min)
(5% of rated voltage)

Coil power consumption
(W)

Operate Time
(mS)

Release Time
(mS)

Rated

Max

6

6.6

60

4.5

0.30

0.6

≤10

≤5

9

9.9

135

6.75

0.45

12

13.2

240

9.0

0.60

24

26.4

960

18.0

1.20

6

6.6

45

4.5

0.30

0.8

9

9.9

102

6.75

0.45

12

13.2

180

9.0

0.60

24

26.4

720

18.0

1.20

Operation condition

绝缘电阻 Insulation Resistance

100MΩ min(at 500VDC)

Dielectric Strength
Between Contacts
Between Contacts and Coil

50Hz 500V
50Hz 500V

Shock Resistance

100m/s2   11ms

Vibration Resistance

10~55Hz 　 Double amplitude 1.5mm

Terminals Strength

10N

Solderability

235±2℃   3±0.5s℃

Ambient Temperature

-40~85℃

Relative Humidity

85%(at 20℃)

Mass

6g

Dimensions(mm/Inch)