NORDAC SK 500E / SK 520E Frequency Inverter Condensed Instructions

About this manual

These condensed instructions provide essential safety and installation guidance for the NORDAC SK 500E and SK 520E frequency inverters. Only qualified electrotechnical personnel should perform installation, and all safety warnings—including live terminals and earthing requirements—must be followed.

The manual details mounting, electrical connections, control terminal functions, and parameter configuration. It also describes the optional ControlBox and SimpleBox modules, system start‑up procedures, default factory settings, and how to adjust parameters for specific motor applications.

What's inside

• General
• Safety and installation instructions
• Control terminals
• Mounting and installation
• Operation and display
• Modular subassemblies
• System start‑up
• Default settings
• Parameter setting

Specifications

Frequently asked questions

What is the default setting for the digital frequency setpoint?

The digital frequency setpoint is preset at 0 Hz in the factory.

Which voltage ranges can the inverter operate on?

It can operate on 200‑240 V single‑phase or 380‑480 V three‑phase mains.