一、APPLICATION
F4(LA1) series Auxiliary contact group can befixed on top of JZC4 series contactor type relay of CJX2 series AC contactor, it is used to enlargethe number for auxiliary contact pairs,Contactfunction of sliding is adopted in auxiliary group, it can self-clean, so as to ensure making circuit.F4 series auxiliary contact group is divided into 8 following specs：F4-11,20,13,31,22.
二、AUXILIARY CONACTS MEANING
The contactor can be assembled with any accessories indicated in the following table．
Auxiliary contact group
| 型号Type |
触头数量Number of the contacts |
| F4-02 |
2NC |
| F4-11 |
1NO+1NC |
| F4-20 |
2NO |
| F4-22 |
2NO+2NC |
| F4-40 |
4NO |
| F4-04 |
4NC |
| F4-13 |
1NO+3NC |
| F4-31 |
3NO+1NC |
三、AIR TIME-DELAY TYPE AND MEANING
| Type |
Range of time delay |
Qty.of time delay contact |
SK4-220
|
0.1~3s
|
NO+NC |
| SK4-222 |
0.1~30s |
| SK4-224 |
10~180s |
| SK4-320 |
0.1~3s |
| SK4-322 |
0.1~30s |
| SK4-324 |
10~180s |
|
