Technical Parameters
Electrical
Rated operational voltage: Up to 300 V AC/DC.
Contacts: 2 normally open (2 NO).
Mechanical
Positions: Three fixed positions with return action from C to B.
Panel cut‑out: 22 mm standard industrial diameter.
Terminal type: Screw terminals.
Handle type: Short handle for compact panel mounting.
Environmental & Protection
Operating temperature: –25 °C to +70 °C.
Storage temperature: –40 °C to +85 °C.
Front protection rating: IP66 / IP67 / IP69K (when properly installed).
Terminal protection: IP20.
Mechanical durability: Designed for long operational life.
Physical Dimensions
Width: ~30 mm
Height: ~30 mm
Depth: ~72 mm
Weight: ~0.032 kg
Typical Applications
Mode selection in industrial control panels (e.g., Auto/Off/Manual).
Operator interfaces for machinery and process equipment.
Multi‑position control for system functions.
The ABB C3SS3‑30R‑20 is a compact, 3‑position rotary selector switch designed for industrial control panels and automation systems. It features a short red handle for manual position selection, a rugged chrome metal bezel, and robust electrical performance. It is part of ABB’s compact selector switch range, offering reliable operation in a variety of environments.