VI15x Expansion Modules
For advanced motor management

The modules VI150 and VI155 measure the three-phase voltages and extend the UMC100 with functions such as underload, powerfactor and under-/overvoltage protection.

VI150 is for grounded networks
VI155 is for grounded and ungrounded networks

Main benefits

• Compact, only 22.5 mm wide housing
• Detect supply problems before motor starting
• Protect equipment, e.g. avoid dry running pumps
• Deliver base information for energy management

Main features

• Measures the three-phase voltages
• Nominal motor voltages 150 … 690 V AC
• Advanced motor protection functions
• Extended motor diagnosis
• Additional integrated relay output