DIN VDE 0637-2 VDE 0637-2:1986-02
Remote control switches and switches incorporating a time-lag device for domestic and similar fixed electrical installations
Magnetic remote control switches - Electronic switches
                                                                Class/Status:
                                Standard,
                                    withdrawn
                                                                    Released: 1986-02
                                    
                                                                VDE Art. No.: 0637001
                                                            

