PRODUCT DESCRIPTION
ALLEN BRADLEY 1494U-NC - Non-Fusible Disconnect Switch
The ALLEN BRADLEY 1494U-NC is a non-fusible disconnect switch from the 1494U series, engineered for robust power isolation in industrial control panels. It provides manual circuit interruption for maintenance, safety lockout/tagout procedures, and equipment servicing. This component is critical for ensuring operator safety and compliance with electrical isolation standards in motor control centers, machinery, and power distribution systems.
Technical Specifications:
- SERIES/FAMILY: 1494U Series
- COMPONENT TYPE: Non-fusible Disconnect Switch
- ELECTRICAL SPECS:
- NOMINAL VOLTAGE: Up to 600VAC, 250VDC
- NOMINAL CURRENT: Varies by specific model (e.g., 30A, 60A, 100A, 200A)
- PHASE: 1-Phase or 3-Phase (multi-pole configurations)
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- OPERATION: Manual Rotary
- POLES: 3-Pole (common configuration)
- FORM FACTOR: Panel Mount
- HANDLE TYPE: External Rotary Handle
- INTERFACE/CONTROL:
- AUXILIARY CONTACTS: Optional (e.g., 1NO/1NC)
- FEEDBACK: Visual ON/OFF indication via handle position
- ENVIRONMENTAL/MOUNTING:
- IP RATING: Varies by enclosure and handle selection typical NEMA 1, 3R, 4, 4X, 12 for external handle
- COOLING METHOD: Natural Convection
- MOUNTING STYLE: Panel Mount
- COMPATIBILITY/APPLICATION: Motor control circuits, power distribution panels, machinery safety isolation, lockout/tagout systems, HVAC systems.