DIN EN IEC 60255-187-1 VDE 0435-3187-1:2022-09
Measuring relays and protection equipment
Part 187-1: Functional requirements for differential protection – Restrained and unrestrained differential protection of motors, generators and transformers
                                (IEC 60255-187-1:2021); German version EN IEC 60255-187-1:2021
                                Class/Status:
                                Standard,
                                    valid
                                                                    Released: 2022-09
                                    
                                                                VDE Art. No.: 0400536
                                                            

