 
                                                                              | Version as main switch | Yes | 
|---|---|
| Version as maintenance-/service switch | No | 
| Version as safety switch | Yes | 
| Version as emergency stop installation | No | 
| Max. rated operation voltage Ue AC | 400 V | 
| Rated permanent current Iu | 20 A | 
| Conditioned rated short-circuit current Iq | 4500 kA | 
| Number of poles | 4 | 
| Motor drive optional | No | 
| Motor drive integrated | No | 
| Device construction | Built-in device fixed built-in technique | 
|---|---|
| Suitable for floor mounting | No | 
| Suitable for front mounting 4-hole | No | 
| Suitable for front mounting centre | No | 
| Suitable for distribution board installation | Yes | 
| Suitable for intermediate mounting | No | 
| Type of control element | Wing knob | 
| Interlockable | Yes | 
| Type of electrical connection of main circuit | Screw connection | 
| Degree of protection (IP), front side | IP20 |