Description du produit
Professional Anti-misoperation Lock for Medium Voltage Switchgear
The DSN-AMY series is a mandatory safety device designed to prevent electrical accidents. As a high-performance Anti-misoperation Lock for Medium Voltage Switchgear, it provides a forced interlocking mechanism that ensures cabinet doors or shutters can only be opened when the specific electrical conditions are met.
Where is this Switchgear Cabinet Electromagnetic Interlock Used?
This Switchgear Cabinet Electromagnetic Interlock is widely installed in indoor high-voltage equipment, specifically for vacuum circuit breaker cabinets, network cabinets, and transformer substations. It acts as a critical safety barrier to prevent personnel from entering live compartments.
Product Description & Features
The DSN-AMY Indoor Electromagnetic Lock features a compact design with a durable metal locking bolt and an intuitive indicator light. It is engineered for low power consumption and high reliability, making it suitable for long-term operation in industrial power distribution environments.
Paramètres techniques
Model: DSN-AMY, DSN-AMZ
Product Type: 220V Indoor High Voltage Cabinet Lock;
Operating Voltage: AC220V, DC220V, DC110;
Stroke of Locking Bolt: 15mm;
Mounting Type: DSN-AMZ left assembled, DSN-AMY right assembled;
Hole size: 56MMx70MM;
Assembled size: Ф6X82mm.
| Model & Spec. | Tension nominale | Courant nominal | Rated power | Hole size of cabinet door | Installation size of cabinet door | Lock travel | Remark |
| DSN-AMZ | AC 220V DC 220V DC 110V | 100mA 196mA 98mA | < 3VA < 50w < 12w | 56mm×70mm | φ6×82mm | 14mm | Adopt new type electromagnetic structure that let three voltage classes in common use. |
| DSN-AMY | |||||||
| DSN-BMZ | |||||||
| DSN-BMY | |||||||
| DSN-AMZ6 | DC 6V | 400mA | < 2.5W | Especially match our uninterruptible DCpower supply to improve the capability to prevent the misoperation. | |||
| DSN-AMY6 | |||||||
| DSN-BMZ6 | |||||||
| DSN-BMY6 |
Technical Drawing & Mounting Dimensions
The standardized mounting dimensions allow this DSN-AMY Indoor Electromagnetic Lock to be easily retrofitted into existing cabinet panels or integrated into new switchgear designs.

Why Choose Niuni Electric Safety Solutions?
Our locking systems undergo rigorous testing to meet international safety standards, providing peace of mind for site operators and maintenance teams.


















