ABB LWN2660-6 DIN‑Rail Mounted AC‑DC Power Supply Module

Description

Technical Specifications

Electrical Performance

• Input Voltage: 85–264 VAC (universal, 50/60 Hz); also supports 90–350 VDC input
• Output Voltage: 24 VDC (nominal 24.7 VDC)
• Output Current: 10 A (single channel); 5 A per channel (dual‑channel)
• Output Power: 240 W (single channel); 123.5 W per channel (dual‑channel)
• Efficiency: Typical 92%
• Ripple & Noise: <50 mVpp
• Isolation Voltage: 3 kVAC (input‑to‑output)
• Power Factor Correction (PFC): Active PFC included

Protection Features

• Over‑Voltage Protection (OVP): Automatic shutdown and recovery
• Over‑Current Protection (OCP): Constant current limiting
• Short‑Circuit Protection (SCP): Auto‑recovery after fault removal
• Over‑Temperature Protection (OTP): Thermal shutdown with auto‑recovery

Mechanical & Environmental

• Form Factor: Compact DIN‑rail mount (35 mm TS35/7.5 or TS35/15)
• Dimensions: 112 × 75 × 32 mm
• Weight: Approx. 0.4 kg
• Operating Temperature: -25°C to +70°C (derated above +55°C)
• Storage Temperature: -40°C to +85°C
• Humidity: 5%–95% RH, non‑condensing
• Vibration/Shock: Complies with IEC 60068‑2‑6 (vibration) and IEC 60068‑2‑27 (shock)
• EMC Compliance: IEC 61000‑6‑2 (industrial immunity), IEC 61000‑6‑4 (industrial emissions)
• Certifications: CE, UL, CSA, RoHS compliant

Key Functional Features

Universal Input Compatibility

• Accepts 85–264 VAC worldwide mains voltage, eliminating the need for region‑specific power supplies.
• Supports DC input (90–350 VDC) for battery or UPS‑backed systems.
• Active PFC ensures high power factor and compliance with global energy efficiency standards.

High Efficiency & Low Heat

• 92% typical efficiency minimizes energy waste and reduces heat generation.
• Convection‑cooled design requires no fans, enhancing reliability and reducing maintenance.
• Low power consumption lowers operational costs and extends component lifespan.

Dual‑Channel Output Flexibility

• Available in dual‑isolated 24 VDC output configuration (LWN2660-6EG).
• Each channel operates independently, supporting redundant power architectures.
• Isolated outputs prevent ground loops and improve system safety.

Robust Industrial Design

• Compact, DIN‑rail mount form factor optimizes cabinet space and simplifies installation.
• Wide temperature range (-25°C to +70°C) ensures operation in extreme industrial environments.
• Rugged construction withstands vibration and shock common in factory and field installations.

Comprehensive Protection

• Multi‑layered protection safeguards the power supply and connected loads from electrical faults.
• Auto‑recovery features restore operation without manual intervention after fault resolution.
• Isolated design protects sensitive control electronics from voltage transients.

Easy Installation & Maintenance

• Pluggable terminal blocks simplify wiring and module replacement.
• LED status indicators provide visual feedback on power and fault conditions.
• No configuration required; plug‑and‑play operation for rapid deployment.

Application Scenarios

Industrial Automation & Control

• PLC & DCS Systems: Powers controllers, I/O modules, and communication interfaces in factory automation.
• Machine Tools: Supplies stable power to CNC machines, servo drives, and spindle controls.
• Material Handling: Supports conveyors, robotic arms, and warehouse automation systems.

Process Industries

• Oil & Gas: Provides power for field instruments, valve actuators, and control panels in refineries and pipelines.
• Chemical & Pharmaceutical: Ensures reliable power for reactors, analyzers, and batch processing equipment.
• Water & Wastewater: Powers pumps, valves, and monitoring systems in treatment plants.

Power & Energy

• Power Generation: Supplies control power for turbine controls, switchgear, and SCADA systems.
• Renewable Energy: Supports solar inverters, wind turbine controls, and energy management systems.
• Substations: Provides stable power for protection relays and monitoring equipment.

Building Automation

• HVAC Systems: Powers building management controllers, sensors, and actuators.
• Security Systems: Supplies power to access control, CCTV, and fire alarm panels.
• Lighting Controls: Supports intelligent lighting and energy management systems.

Transportation & Marine

• Railway Systems: Powers signaling, control, and communication equipment on trains and tracks.
• Marine & Offshore: Provides robust power for shipboard controls and offshore platform automation.
• Automotive Manufacturing: Supports assembly lines, robotics, and quality control systems.

Telecommunications & IT

• Network Equipment: Powers routers, switches, and industrial communication gateways.
• Server Racks: Supplies backup and auxiliary power for industrial IT infrastructure.
• Remote Monitoring: Provides power for IoT gateways and remote telemetry units.