DESCRIZIONE PRODOTTO
ABB MS325-25 - Manual Motor Starter
This device is a manual motor starter engineered for the protection and control of three-phase AC motors. It integrates thermal overload protection, magnetic short-circuit protection, and manual ON/OFF switching functionality within a single unit. Primarily utilized for direct-on-line starting applications in industrial machinery, pumps, fans, and conveyor systems, ensuring motor integrity and operational safety in demanding environments.
Technical Specifications:
- SERIES/FAMILY: ABB MS Series (specific variant MS325)
- COMPONENT TYPE: Manual Motor Starter
- ELECTRICAL SPECS:
- NOMINAL OPERATING VOLTAGE: Up to 690VAC
- RATED OPERATING CURRENT (Ie): 25A
- THERMAL OVERLOAD ADJUSTMENT RANGE: 17-25A
- SHORT-CIRCUIT BREAKING CAPACITY: Up to 50kA at 400VAC
- NUMBER OF POLES: 3-pole
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact, modular unit for panel integration
- MOUNTING: 35mm DIN rail mountable
- TERMINAL TYPE: Screw terminals
- INTERFACE/CONTROL:
- CONTROL METHOD: Integrated manual rotary knob
- AUXILIARY CONTACTS: Optional, via add-on modules (e.g., 1NO+1NC, 2NO+2NC)
- FEEDBACK: Visual trip indication
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (device only)
- AMBIENT OPERATING TEMPERATURE: -25°C to +60°C
- COOLING METHOD: Natural convection
- COMPATIBILITY/APPLICATION:
- MOTOR TYPE: Three-phase AC induction motors
- STARTING METHOD: Direct-on-line (DOL)
- TARGET APPLICATIONS: Industrial machinery, pumps, fans, compressors, conveyor systems, HVAC systems, and general motor control panels requiring local manual operation and protection.