Features

1,Small Size,heavy contact load,capable of standing strong current of 40A/14VDC.
2,PCB mounting.
3,Both European 11mm pole distance and American 8mmpole distance available.
4,Suitable for automatic control facilities and automobile application etc.

Ordering information

CRST4120--C-S-DC12V--L
  　  1      　2 3  　 4 　 5

1,Part number: CRST4120U,CRST4120E
2, Contact arrangement:A:1A;B:1B;C:1C
3, Enclosure: S:Sealed type; O:Open type.
4,Coil rated voltage(V):DC:6,9,12,24
5,Coil power consumption L:1.6W;Nil:1.9W

Contact data

Contact Arrangement

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

Contact Material

AgNi, AgSnO₂, AgCdO

Conatct Rating(Resistive)

1A(40A/14VDC)  1B(30A/14VDC)  

Max.Switching Power

630W    2400VA

Max.Switching Voltage

75VDC  380VAC  　Max.Switching Current:45A

Contact Resistance or Voltage Drop

≤30mΩ

Operation Life

Electrical

10⁵

Mechanical

10⁷

Coil Parameter

Coil voltage
(VDC)

Coil Resistance
Ω±10%

Pick up 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)

Rated

Max

6

7.8

19

4.20

0.6

1.9

≤5

≤3

9

11.7

42.6

6.30

0.9

12

15.6

90

8.40

1.2

1.6

24

31.2

360

16.8

2.4

Operation condition

Insulation Resistance

100MΩ min(at 500VDC)

Dielectric Strength
Between Contacts
Between Contacts and Coil

50Hz 500V
50Hz 750V

Shock Resistance

100m/s2   11ms

Vibration Resistance

10~40Hz 　Double amplitude 1.27mm

Terminals Strength

10N

Solderability

235±2℃   3±0.5s℃

Ambient Temperature

-40~125℃

Relative Humidity

85%(at 40℃)

Mass

19g(Open type)    21g

外形尺寸 Dimensions(mm/Inch)