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HP AA052F-3PN Pizzato Safety hinge switch
Pizzato HP AA052F-3PN safety hinge switch with 1NO+2NC contacts, metal housing and IP67/IP69K protection for industrial guard door monitoring.
£57.43
Why Choose the Pizzato HP AA052F-3PN Safety Hinge Switch?
The Pizzato HP AA052F-3PN is a heavy-duty safety hinge switch designed for monitoring hinged guards, access doors and protective covers in industrial machinery. As part of the advanced Pizzato HP series, it integrates the safety switch directly into the hinge body, eliminating external actuators and improving reliability and tamper resistance.
Built with a robust metal housing, this hinge switch delivers dependable performance in harsh industrial environments. The integrated design ensures precise detection of guard position while maintaining mechanical alignment over time.
Featuring a 1 NO + 2 NC slow-action contact configuration with positive opening contacts, the HP AA052F-3PN is ideal for safety circuits requiring redundancy and compliance with machinery safety standards. It is supplied with a 3 metre PVC cable for straightforward installation.
Key Advantages
- Integrated hinge safety switch eliminates the need for external actuators.
- 1 NO + 2 NC contacts provide safety redundancy and control flexibility.
- Positive opening mechanism ensures reliable disconnection in safety circuits.
- Metal housing construction for durability in industrial environments.
- IP67 / IP69K protection rating for resistance to dust and water.
- 3 m pre-wired cable simplifies installation and wiring.
Key Features
- Pizzato HP series safety hinge switch.
- Integrated hinge-mounted design for guard doors.
- Contact configuration: 1 NO + 2 NC.
- Slow-action switching mechanism.
- Positive opening safety contacts.
- Metal enclosure for industrial durability.
- PVC cable output (rear connection).
- Designed for precise detection of door position.
Integrated Safety for Hinged Guards
The HP AA052F-3PN is specifically engineered for hinged safety guards where traditional limit switches may be exposed or misaligned. By integrating the switch into the hinge, it ensures accurate detection of door position while preventing tampering or bypassing.
Its positive opening contacts and redundant configuration make it suitable for safety systems that require high reliability and compliance with industrial safety standards.
Typical Applications
- Machine guard door monitoring.
- Safety interlocking systems.
- Industrial automation and machinery.
- Packaging and processing equipment.
- Robotics and automated production cells.
- OEM machine safety integration.
Technical Specifications
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| Coil / Supply Voltage | 250 V AC | |
|---|---|---|
| Device Type | Hinge switch | |
| Product Series | Pizzato HP | |
| Voltage | 250 V | |
| IP Rating | IP67 | |
| Contacts | 1NO + 2NC | |
| Safety Switch Type | Hinge switch | |
| Housing Material | Metal | |
| Series | HP Series | |
| Product type | Safety hinge switch | |
| Contact configuration | 1 NO + 2 NC | |
| Switching mechanism | Slow-action | |
| Positive opening | Yes | |
| Housing material | Metal | |
| Protection rating | IP67 / IP69K | |
| Supply voltage rating | up to 250 V AC | |
| Cable type | PVC insulated cable | |
| Cable length | approx. 3 metres | |
| Movable part size | approx. 100 × 50 mm | |
| Application | Guard doors and safety interlocks | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato HP AA052F-3PN used for?
It is used to monitor the position of hinged safety guards and ensure machines operate only when doors are securely closed.
Why use a hinge safety switch instead of a standard limit switch?
It integrates directly into the hinge, reducing misalignment and preventing tampering or bypassing.
What contact configuration does it have?
It features 1 normally open and 2 normally closed contacts for safety redundancy.
Is it suitable for harsh environments?
Yes, with IP67 and IP69K protection and a metal housing, it is designed for demanding industrial conditions.
What does positive opening mean?
Positive opening ensures that safety contacts are mechanically forced open even if contact welding occurs, enhancing safety reliability.
Trusted by Machine Safety Engineers
Pizzato HP series hinge safety switches are widely used by machine builders and safety engineers for reliable guard monitoring, offering robust construction and dependable safety performance in industrial environments.
