ABB S283-K10A Circuit Breaker

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Product Overview

The ABB S283-K10A is a Molded Case Circuit Breaker (MCCB) designed for low-voltage distribution systems, providing overload, short-circuit protection, and electrical isolation. It is suitable for industrial, commercial, and residential electrical installations to ensure safe operation of circuits and equipment.

Technical Specifications

• Model: S283-K10A

• Type: Molded Case Circuit Breaker (MCCB)

• Rated Current (In): 10 A

• Poles: 3P (three-pole)

• Rated Operational Voltage (Ue): AC 415 V

• Rated Insulation Voltage (Ui): 690 V

• Breaking Capacity (Icu): 25 kA (AC 415 V)

• Service Breaking Capacity (Ics): 12.5 kA

• Mounting: Panel or DIN rail mounting

• Standards: IEC 60947-2

• Operating Temperature: -5 °C … +40 °C

• Additional Features: Optional auxiliary or alarm contacts

• Dimensions (W×H×D): approx. 45 × 108 × 80 mm

Advantages and Features

1. Reliable Protection
   Provides overload, short-circuit, and under-voltage protection for safe operation.

2. Easy Operation
   Equipped with a handle for quick switching and disconnection of circuits.

3. Modular Design
   Can be combined with auxiliary contacts, alarm contacts, and isolation accessories for system flexibility.

4. Industrial-Grade Durability
   Suitable for wide temperature ranges and industrial environments.

5. Standards Compliance
   Complies with IEC 60947-2, compatible with other ABB low-voltage distribution products.

Typical Applications

• Low-voltage industrial distribution systems

• Commercial and residential electrical distribution

• Motor protection and control circuits

• Protection within distribution or control cabinets

• Power supply protection for industrial automation equipment

Precautions

1. Rated Current Matching
   Ensure the breaker’s rated current matches the load.

2. Proper Installation
   Mount securely on panel or DIN rail, maintaining sufficient clearance for heat dissipation.

3. Environmental Conditions
   Avoid high humidity or corrosive environments; use protection if necessary.

4. Periodic Inspection
   Regularly check handle operation and auxiliary contacts to ensure proper functioning.

5. Electrical Wiring
   Power and load wiring must comply with regulations and be performed by qualified personnel.