WKA-AX - End Switch
WKX-AX end switches are used in safety circuits of mining machines. There are two available versions: stable switch type WKA-AX/B used as end switch and unstable-signal switch type WKA-AX/S intended to monitor the movement of mining machines and devices, for example the presence of cable railway transport unit, the position of ventilation sluice door etc.
Technical data
| ATEX certificate number |
FTZÚ 04 ATEX 0160 |
| Working voltage |
max. 90V |
| Connection current |
max. 1,5A |
| Overall number of contacts |
4 |
| Maximum supply voltage |
42 V for ia or ib circuits |
| Device category |
I M1 |
| Casing type |
Ex ia I |
| Working temperature range |
0°C ÷ 50°C |
| Casing protection degree |
IP54 |
| Width x Height x Depth |
90 x 55 x 50 mm |
| Weight |
1,5 kg |
| Number of outlets / cable connectors |
1 |
