ОПИСАНИЕ ПРОДУКТА
ALLEN BRADLEY 1489-M3D250 - Supplementary Protector
The ALLEN BRADLEY 1489-M3D250 is a 3-pole supplementary protector from the 1489-M series, engineered for overcurrent protection within industrial control circuits and equipment. This device provides thermal-magnetic protection against overloads and short circuits, featuring a D-curve trip characteristic optimized for inductive loads with high inrush currents. It is designed for modular DIN rail mounting, facilitating integration into industrial enclosures for branch circuit protection applications.
Technical Specifications:
- SERIES/FAMILY: 1489-M Series
- COMPONENT TYPE: Supplementary Protector
- ELECTRICAL SPECS:
- NOMINAL CURRENT: 2.50 A
- POLES: 3-Pole
- TRIP CURVE: D-Curve (10-20x In)
- NOMINAL VOLTAGE: 480Y/277VAC
- FREQUENCY: 50/60 Hz
- SHORT-CIRCUIT BREAKING CAPACITY: 10 kA
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Modular DIN Rail Mount
- TERMINAL TYPE: Screw Terminals
- INTERFACE/CONTROL:
- INDICATORS: Visual Trip Status Indicator
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminals), IP40 (Front Enclosure)
- MOUNTING STYLE: 35mm DIN Rail
- COOLING METHOD: Natural Convection
- COMPATIBILITY/APPLICATION:
- APPLICATIONS: Overcurrent protection for motors, transformers, power supplies, control circuits, and other inductive loads in industrial automation systems.
- STANDARDS: UL 1077, CSA C22.2 No. 235, IEC 60947-2