Two seals are used: one on the meter's front, which protects the electrical interface; and another on the box, which serves as a locking ring. In the United States, plastic padlock seals are utilized in the vast majority of situations. This includes the rear wall, side panels, doors, door handle a d ventilation grille with climate filter for the air intake. The seals meet international and national requirements, ensure cable retention and provide built-in spare capacity for easy upgrades and expansion, which is vital for a successful energy transition. Long. Rubber or silicone gaskets: These gaskets provide a seal at connection points, protecting against water and dust. Such seals help ensure the safe operation and longevity of electrical equipment. The Low Voltage Directive refers to any electrical equipment designed for use at a rated voltage from 50 to 1000 V for alternating current and from 75 to 1500 V for direct current. In particular, it is applicable to any apparatus used for production, conversion, transmission, distribution and use. When it comes to tamper detection for electrical utility meters, padlock seals are the global standard. With key (included) turn the Earth lock clockwise (Fig.