Why Choose the Pizzato HP AB052D-4PN Safety Hinge Switch?
The Pizzato HP AB052D-4PN is a robust safety hinge switch designed for monitoring hinged machine guards, access doors and protective panels. Part of the Pizzato HP Series, it integrates the mechanical hinge and electrical safety-switching functions into one compact assembly for dependable guard-position monitoring.
This model uses the 52D contact block, providing a 2NC slow-action contact configuration with positive opening operation. The two normally closed contacts are designed for safety-related monitoring, enabling movement of the hinged guard to be detected by the machine safety circuit without requiring a conventional separate actuator.
The HP AB052D-4PN features an integrated 4 m cable with rear cable output, together with a durable metal body and a 100 × 75 mm movable hinge part. Its HP Series construction provides IP67 / IP69K protection, making it suitable for demanding industrial machine-guarding applications.
Key Advantages
- Integrates the hinge and safety-switching functions into one compact device.
- 2NC slow-action contacts provide dedicated safety-related guard monitoring.
- Positive opening operation supports dependable interruption of the safety circuit.
- Integrated 4 m cable provides useful connection length for machine wiring.
- Rear cable output supports neat routing into the machine structure.
- Robust metal construction for industrial machinery.
- IP67 / IP69K protection supports installation in demanding environments.
- Eliminates the need for a conventional separate actuator on the monitored guard.
Key Features
- Pizzato HP Series safety hinge switch.
- 52D contact block.
- 2NC contact configuration.
- Slow-action switching.
- Positive opening operation of the NC safety contacts.
- Integrated 4 m cable.
- Rear cable output.
- Metal body with 100 × 75 mm movable part.
- IP67 protection according to EN 60529.
- IP69K protection according to ISO 20653.
- Designed for hinged machine guards, access doors and protective panels.
Integrated Safety Monitoring at the Guard Hinge
Safety hinge switches integrate electrical guard-position detection directly into the pivot point of a hinged machine guard. Movement of the door or protective panel operates the internal contacts, allowing the machine safety system to detect guard movement without requiring a conventional tongue or separate actuator.
The Pizzato HP AB052D-4PN combines this integrated hinge arrangement with two slow-action normally closed contacts and positive opening operation. Its 4 m rear-output cable provides additional wiring reach while allowing the connection to be routed neatly behind the hinge assembly.
Typical Applications
- Industrial machine guard doors.
- Hinged safety panels and protective covers.
- Packaging and production machinery.
- Automated assembly equipment.
- Machine tools and processing systems.
- Conveyor and material handling equipment.
- OEM machinery and industrial automation systems.
