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FD 3478-K21 Pizzato Rope safety switch with reset for emergency stop
Pizzato FD3478-K21 rope-operated safety switch with reset function, 2 NC contacts, positive opening, metal housing, cable gland and IP67 protection.
£22.84
Why Choose the Pizzato FD3478-K21 Rope Safety Switch?
The Pizzato FD3478-K21 is a robust rope-operated safety switch with reset function, designed for emergency stop applications across industrial machinery and conveyor systems. As part of the reliable Pizzato FD safety series, it provides dependable shutdown capability across long machine spans, improving operator safety and reducing risk.
Constructed with a durable metal housing and precision-engineered switching components, the FD3478-K21 ensures long mechanical life and consistent performance. Its integrated manual reset mechanism prevents automatic restart after activation, ensuring controlled and safe system recovery.
This model features a 2 normally closed (NC) slow-action contact configuration with positive opening, ideal for fail-safe safety circuits. It includes a PG threaded conduit entry with pre-installed cable gland for 6–12 mm cables. With an IP67 protection rating, it is designed for reliable operation in harsh industrial environments.
Key Advantages
- Designed for emergency stop safety applications across long machinery lines.
- 2 NC contacts provide reliable fail-safe operation.
- Integrated manual reset function prevents unintended restart.
- Pre-installed cable gland (6–12 mm) for quick installation.
- IP67 protection rating for resistance to dust and water ingress.
- Reliable rope actuation enables rapid emergency response.
Key Features
- Pizzato FD series rope safety switch.
- Emergency stop with manual reset.
- 2 NC slow-action contact block (B34).
- Positive opening contacts for safety compliance.
- Metal housing with industrial durability.
- PG conduit entry with cable gland.
- Longitudinal rope actuation head for extended machine coverage.
Reliable Emergency Stop Protection
Rope safety switches such as the Pizzato FD3478-K21 provide a dependable method for stopping machinery quickly in emergency situations. A tensioned rope allows operators to activate the stop function from multiple positions along the machine, ensuring rapid intervention when hazards arise.
The integrated reset mechanism ensures that the system must be manually reactivated after a stop event, preventing accidental restarts and supporting compliance with industrial safety standards such as EN ISO 13850.
Typical Applications
- Conveyor systems and material handling lines.
- Industrial production and packaging machinery.
- Emergency stop systems on long machinery installations.
- Bulk handling and processing plants.
- Safety circuits requiring dual NC contact redundancy.
- OEM machinery and industrial automation systems.
Technical Specifications
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| Device Type | Rope-pull switch | |
|---|---|---|
| Product Series | Pizzato FD | |
| IP Rating | IP67 | |
| Contacts | 2NC | |
| Safety Switch Type | Rope pull switch | |
| Housing Material | Metal | |
| Series | FD Safety Series | |
| Product type | Rope safety switch with reset | |
| Contact configuration | 2 NC, slow action | |
| Contact type | Positive opening | |
| Rated electrical load | approx. 250 V AC / 6 A | |
| Housing | Metal | |
| Protection rating | IP67 (EN 60529) | |
| Cable entry | PG threaded conduit with cable gland (6–12 mm) | |
| Operating temperature | approx. −25 to +80 °C | |
| Actuation type | Rope with reset mechanism | |
| Mounting type | Machine or panel mounting | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato FD3478-K21 used for?
The FD3478-K21 is used as an emergency stop rope safety switch for industrial machinery and conveyor systems.
What contact configuration does it have?
It features 2 normally closed slow-action contacts for fail-safe safety circuits.
Does it include a reset function?
Yes, it includes a manual reset mechanism that must be activated before restarting the system.
Does this version include a cable gland?
Yes, it is supplied with a pre-installed cable gland suitable for 6–12 mm cable diameters.
Is it suitable for harsh environments?
Yes, the IP67 rating and metal housing ensure reliable operation in demanding industrial environments.
Trusted for Industrial Safety Applications
Pizzato rope safety switches are widely trusted by engineers and machine builders to deliver dependable emergency stop protection and compliance with modern industrial safety requirements.
