- Mounting hole 22.3 mm
 - Mounting Knurled nut
 - up to 6 mm front plate thickness
 
Ordering data
| Product type description |   MKTC52/WKT-26  |  
| Article number (order number) |   101186703  |  
| eCl@ss number, Version 9.0 |   27-37-14-04  |  
| eCl@ss number, Version 11.0 |   27-37-14-04  |  
| ETIM number, version 6.0 |   EC000632  |  
Approval - Standards
| Certificates |   cURus EAC  |  
General data
| Standards |   IEC/EN 60947-5-1 IEC/EN 60947-1  |  
| Climatic stress |   IEC/EN 60068-2-20  |  
| Installation conditions (mechanical) |   arbitrarily  |  
| Material of the front ring |   Aluminium - anodised  |  
| Material of the bellows |   Rubber  |  
| Material thickness of the sealing bellows |   1.5 mm  |  
| Colour of the front ring |   Silver  |  
| Colour of the bellows |   Grey  |  
| Gross weight |   160 g  |  
General data - Features
| Return to zero position |   Yes  |  
| External applications |   Yes  |  
| Galvanically separated contact bridges |   Yes  |  
| Probing possible |   Yes  |  
| Number of auxiliary contacts |   4  |  
| Number of directions |   4  |  
| Number of shutters per direction |   1  |  
| Number of switch positions |   4  |  
| Number of switching stages |   4  |  
Mechanical data
| Latching position |   right left bottom above  |  
| Mechanical life, minimum |   10,000,000 Operations  |  
| Actuating force, approx. |   11 N  |  
| Mounting |   Knurled nut  |  
Mechanical data - Connection technique
| Terminal Connector |   Screw connection  |  
| Cable section, minimum |   0.5 mm²  |  
| Cable section, maximum |   2.5 mm²  |  
| Note (Cable section) |   All indications about the cable section are including the conductor ferrules.  |  
Mechanical data - Dimensions
| Mounting depth |   70 mm  |  
| Length of the actuator |   77 mm  |  
| Diameter hole |   22.3 mm  |  
| Diameter hole, central mounting |   22.7 mm  |  
| Thickness, of the front panel, minimum |   1.5 mm  |  
| Thickness of the front panel, maximum |   6 mm  |  
| Diameter for the Installation to IEC/EN 60947-1 |   22.3 + 0.4 mm  |  
| Spacing |   80 x 80 mm  |  
Ambient conditions
| Degree of protection |   IP65 to EN 60529 IP67 to EN 60529  |  
| Ambient temperature, minimum |   -25 °C  |  
| Ambient temperature, maximum |   +80 °C  |  
| Resistance to vibrations to EN 60068-2-6 |   10 … 200 Hz, with 20 g  |  
| Restistance to shock |   110 g / 4 ms - 30 g / 18 ms  |  
Ambient conditions - Insulation value
| Rated insulation voltage Ui |   400 V  |  
| Rated impulse withstand voltage Uimp |   4 kV  |  
| Degree of pollution to IEC/EN 60947-1 |   3  |  
Electrical data
| Thermal test current |   10 A  |  
| Utilisation category AC-15 |   250 VAC  |  
| Utilisation category AC-15 |   8 A  |  
| Utilisation category DC-13 |   24 VDC  |  
| Utilisation category DC-13 |   5 A  |  
| Switching element |   NO contact / NO contact / NO contact / NO contact  |  
| Switching principle |   Creep circuit element  |  
| Switching frequency |   1,200 /h  |  
Notes
| Notice (switch position) |   Position A, B, C, D  |  
                