Professional three-pole rotary cam switch with 20A capacity, 690V rating, IP65 protection, and positive opening contacts for reliable industrial circuit control and equipment status monitoring.
The Legrand PR 17 Rotary Cam Switch is a professional-grade three-pole on/off switch designed for industrial and commercial applications. This surface-mounted device features a robust construction with positive opening contacts and double breaking of poles, ensuring reliable circuit control and safety. The switch is housed in a 96x120 mm insulating box with a black or grey/black selector lever and clearly marked faceplate for easy identification of equipment status. With a maximum rated operation voltage of 690V AC and a rated permanent current of 20A, this cam switch is capable of handling demanding electrical loads while maintaining consistent performance.
The PR 17 cam switch complies with international standards IEC EN 60947-3 and features an IP65 protection rating for the 96x120 mm box configuration, making it suitable for various indoor and outdoor industrial environments. The switch provides two positions with a zero (off) position, allowing for complete circuit isolation and enhanced safety. The wing knob control element offers smooth and precise operation, while the 64x64 mm front shield size ensures compatibility with standard installation configurations. This device is Class II certified, providing additional safety assurance for critical applications where reliable power management and circuit control are essential.
Designed for selecting and changing the status of circuits into which it is integrated, the PR 17 cam switch enables operators to view equipment status according to the selector lever position. The contacts feature positive opening and double breaking of poles, preventing accidental reconnection and ensuring safe operation. With its comprehensive technical specifications and compliance with multiple international standards, this Legrand rotary cam switch represents a reliable solution for industrial circuit control, load management, and equipment status monitoring in demanding operational environments.
Key Features
- Three-pole on/off switch with positive opening contacts and double breaking of poles for enhanced safety
- Maximum rated operation voltage of 690V AC with 20A rated permanent current capacity
- IP65 protection rating for 96x120 mm box, suitable for indoor and outdoor industrial environments
- Class II certified device with insulating box construction for additional safety assurance
- Two switch positions with zero (off) position for complete circuit isolation and load control
- Wing knob control element for smooth and precise manual operation
- Compliant with international standards IEC EN 60947-3 for industrial circuit control
- Clearly marked faceplate with black or grey/black selector lever for easy status identification
- 64x64 mm front shield size compatible with standard industrial installation configurations
- Positive opening mechanism prevents accidental reconnection and ensures reliable circuit protection
Technical Specifications
| Specification |
Value |
| Product Type | Rotary Cam Switch - On/Off Switch |
| Number of Poles | 3 poles |
| Range | PR 17 |
| Maximum Rated Operation Voltage | 690V AC |
| Rated Permanent Current | 20A |
| Max. Rating AC 21 | 20A |
| Number of Contacts | 3 contacts |
| Number of Switch Positions | 2 positions |
| Zero (Off) Position | Yes |
| Retraction in 0-Position | No |
| Device Construction | Surface mounted device |
| Housing Type | Complete device in insulating box |
| Box Size | 96 x 120 mm |
| Front Shield Size | 64 x 64 mm |
| Degree of Protection (IP) - Front Side | IP65 |
| Control Element Type | Wing knob (Selector lever) |
| Selector Lever Color | Black or Grey/Black |
| Contact Type | Positive opening with double breaking of poles |
| Safety Classification | Class II |
| Standards Compliance | IEC EN 60947-3 |
| Reference Number | 027717 |
| EAN Code | 3245060277178 |
| Manufacturer | Legrand |
| Application | Industrial and commercial circuit control |
| Environment Rating | Suitable for indoor and outdoor industrial environments |
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