Main Performances
The PMS slipring is housed in aluminum, suitable for both indoor and outdoor installation, and is positioned on a vertical axis. It features connections with rings cabled with a 2-meter long cable, with cable entry through the fastener pipe for the rings and PG21 cable entry for the brush holders. The brushes are available in 20 A or 50 A copper graphite/silver graphite for signals. The slipring can be executed with 6 to 30 rings of 20 A, with mixed executions of 20/50 A.

Standards and Marking
The product complies with harmonized rules EN 60947-5-1, EN 60529, 2006/95/CE, 2004/108/CE, and 2006/42/CE, and is CE marked.

Electrical Features
The nominal voltage is 660 V AC/DC, with a nominal current of Ith 20 A - 50 A. It has a protection degree of IP 55 and a maximum rotating speed of 30 revolutions per minute. The test voltage is 2.5 kV, and it operates within a temperature range of -20°C to +60°C.

Standard Types and Accessories
Available types range from 6 to 30 rings, with specific dimensions provided for each type. Additional options include types with 50 A rings, mixed executions, flat bottom versions, and signal versions with gold or silver rings. Accessories available on demand include Mercotac, Absolute Encoder, micro-switches application, and passages for air.

Installation and Wiring
Installation must be performed by qualified personnel following safety standards. Power must be off during cabling, and connections should follow the equipment's wiring scheme. The central pipe is attached using locknuts to a plate with specific dimensions. Rotation is facilitated by pivots, and cables are connected through the PG21 pipe union. Ensure wires do not interfere with moving parts and check equipotential and ground connections.

Maintenance
Regular maintenance by qualified personnel using original spare parts is required. Steps include disconnecting power, checking brushes, removing dust, checking cable tightness, and ensuring the cover seal is intact. The guarantee does not cover modified equipment, and Ravioli is not responsible for damages from incorrect installation or use.

Dimensions
Detailed dimensions are provided for installation, including cable protrusion and specific measurements for various components.