DESCRIZIONE PRODOTTO
SCHNEIDER ELECTRIC 18805 - Motor Protection Circuit Breaker
The SCHNEIDER ELECTRIC 18805 is a compact, thermal-magnetic motor protection circuit breaker engineered for industrial control applications. It provides comprehensive protection against overloads, short circuits, and phase failures in three-phase AC motor circuits. This device integrates motor control and protection functions, making it suitable for direct motor starting and safeguarding critical machinery in diverse industrial environments.
Technical Specifications:
- SERIES/FAMILY: TeSys GV2
- COMPONENT TYPE: Motor Protection Circuit Breaker (MPCB)
- ELECTRICAL SPECS:
- NOMINAL OPERATING VOLTAGE: Up to 690VAC
- FREQUENCY: 50/60 Hz
- THERMAL TRIP ADJUSTMENT RANGE: 0.1A to 32A (variant dependent)
- CORRESPONDING MOTOR POWER: 0.06kW to 15kW at 400V (variant dependent)
- MAGNETIC TRIP CURRENT: 13 times In (typical for short-circuit protection)
- SHORT-CIRCUIT BREAKING CAPACITY: Up to 100kA at 400V (variant dependent)
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact, modular unit
- OPERATION: Rotary handle or push-button mechanism
- TERMINALS: Screw clamp or spring terminals
- INTERFACE/CONTROL:
- AUXILIARY CONTACTS: Optional 1NO+1NC or 2NO+2NC for signaling (e.g., trip indication, status)
- CONTROL TYPE: Manual ON/OFF, Trip indication
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals), IP40 (front face with rotary handle)
- COOLING METHOD: Natural convection
- MOUNTING STYLE: 35mm DIN rail or screw fixing
- OPERATING TEMPERATURE: -20°C to +60°C
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Industrial motor control panels, machinery, HVAC systems, pumping stations
- PROTECTION FUNCTION: Overload, short-circuit, phase loss protection for AC motors
