Description
Schneider 31106 | switch-disconnector Compact INS250 – 250 A – 3 poles
Technical Specifications
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Manufacturer: Schneider Electric
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Product Reference: 31106
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Product Type: Switch Disconnector
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Series: Compact INS250
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Rated Current (In): 250 A
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Number of Poles: 3P (Three Pole)
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Rated Operational Voltage (Ue): Up to 690V AC
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Utilization Category: AC-22A (for mixed resistive and inductive loads)
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Standards Compliance: IEC 60947-3
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Switching Mechanism: Manual, with rotary handle (handle not included in base reference)
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Mounting Type: DIN rail or backplate mounting
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Degree of Protection: IP20 at terminals (when enclosed)
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Mechanical Endurance: Up to 10,000 operations
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Electrical Endurance: Up to 1,500–2,000 operations (under full load)
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Compatible Handles: INS rotary handles (standard, extended, direct, or external)
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Padlock Capability: Yes, via compatible handle options
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Dimensions: Compact modular width for panel integration
Key Features
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High-Rated Current Capability
Supports circuits up to 250A, suitable for heavy-duty electrical systems and main switch applications. -
Safe Isolation Function
Clearly separates the power source from the circuit for maintenance, inspection, or emergency shut-off. -
Three-Pole Disconnection
Ensures simultaneous opening of all three phases, offering balanced and secure isolation in three-phase networks. -
Flexible Handle Options
Compatible with a wide range of Schneider rotary handles, including options for direct or door-coupled operation. -
Accessory Integration
Supports various add-ons such as auxiliary contacts, terminal shields, and voltage monitoring accessories. -
Reliable Construction
Built with industrial-grade materials for durability and dependable performance in demanding environments. -
Space-Efficient Design
Compact structure allows for easy integration into switchboards, MCCs, and control panels. -
Visible ON/OFF Indication
Provides clear indication of contact position, enhancing operational safety and system transparency.
Applications
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Main Switch in Distribution Boards
Used as the primary isolation switch for entire electrical panels or sub-panels. -
Industrial Electrical Installations
Suitable for manufacturing facilities, processing plants, and machinery isolation. -
Commercial Power Distribution
Ideal for office buildings, malls, and complex infrastructure needing robust isolation. -
Motor and Machine Disconnecting
Used to isolate power to motors, HVAC units, and heavy equipment during servicing. -
Renewable Energy Installations
Provides safe disconnection for high-capacity solar PV systems and battery storage units. -
Critical Power Systems
Used in hospitals, data centers, and utilities where controlled shutdown and maintenance are essential.
