Product Introduction

Model Interpretation

• SCC: Series code for ABB power control and conversion modules.

• CEL: Power conversion/communication expansion type.

• 3020: Specification code indicating power rating and hardware version.

• The full model is used for ordering, identification, and system configuration.

Technical Parameters

• Input voltage: AC 120–240V, 50/60Hz.

• Rated output: 3.5kW at 230V, 16A.

• Control mode: VFD (Variable Frequency Drive) compatible.

• Protection rating: IP20.

• Operating temperature: −20°C to +60°C.

• Dimensions (W×H×D): 120×320×300mm.

• Weight: 5kg.

• Efficiency: Up to 98% under rated load.

• Mounting: Wall‑mount or cabinet‑internal installation.

Interface and Communication Configuration

• Communication: Ethernet, Modbus TCP/IP for remote monitoring and data exchange.

• Local I/O: Status LEDs, physical buttons for test and reset.

• Terminals: Standard power and control wiring terminals, supporting fast and secure connection.

• Expansion: Compatible with ABB standard bus modules for system extension.

Core Functions

• AC‑DC power conversion with high efficiency and stable output.

• Overload, overvoltage, and overcurrent protection for reliable operation.

• Real‑time status monitoring via local indicators and remote communication.

• Emergency backup power supply for critical control loops.

• Communication expansion for integrating third‑party devices via Modbus TCP/IP.

Application Scenarios

• Industrial automation production lines and machinery control systems.

• Low‑voltage power distribution rooms as main or backup power modules.

• Building automation and public facility control systems.

• ABB DCS and PLC systems requiring stable power and communication expansion.

Operation and Maintenance Instructions

• Install in a well‑ventilated cabinet or wall‑mounted position, ensuring secure connection of all cables.

• Regularly check LED indicators for normal operation and alarm status.

• Keep the module clean and free of dust accumulation; avoid moisture and corrosive gas exposure.

• Verify terminal tightness and heat signs periodically to prevent loose connections.

• The module is maintenance‑free under normal conditions; replace immediately if abnormal noise, overheating, or communication failure occurs.

• Disconnect all power sources before inspection or maintenance to ensure safety.