Technical Parameters
Product Name: AC Contactor
Model / Type: C3SS1‑30R‑11
Number of Poles:
• 3 main poles for switching the three‑phase load
Auxiliary Contacts:
• 1 auxiliary contact configured as 1 normally open (1 NO)
Rated Operational Current:
• Approximately 30 A for AC‑3 duty (typical motor control application)
Rated Operational Voltage:
• Up to 690 V AC
Control Coil Voltage:
• Designed for a specific coil voltage (e.g., 110 V AC, 220 V AC, 230 V AC, 440 V AC — depending on variant)
Contact Configuration:
• 3 main power contacts + 1 auxiliary contact
Electrical Life:
• Designed for high switching cycles in industrial duty applications
Mechanical Life:
• High durability for frequent operation
Control Frequency:
• Suitable for 50 / 60 Hz AC control circuits
Connection / Terminals:
• Screw terminals for line, load, auxiliary, and coil connections
Mounting:
• DIN‑rail or panel mounting in control cabinets
Application Areas:
• Motor control circuits
• General AC load switching
• Control panels, starters, and distribution boards
• Automation and machinery control systems
The ABB C3SS1‑30R‑11 is a compact, three‑pole AC contactor designed for switching and controlling electrical power circuits in industrial and commercial applications. It is part of ABB’s C3 contactor series, engineered for reliable performance in controlling motors, lighting, heaters, and other AC loads. The contactor features a built‑in auxiliary contact for control signaling and is suitable for use in starters, control panels, distribution systems, and automation environments.