The Siemens 3UG5511-1BR20 three-phase monitoring relay checks phase sequence and detects phase loss or asymmetry. It requires no auxiliary supply and is suitable for applications such as air-conditioning compressors, cold-storage rooms, cranes, and photovoltaic or wind power installations.
- Number of poles: 3
- Operating voltage: 160–690 V AC
- Frequency: 15–70 Hz
- Contacts: 2 changeover contacts (2CO)
- Connection: Screw terminals
- Dimensions: 22.5 × 100 × 90 mm
- Net weight: 0.166 kg
- Compliance: RoHS, WEEE
- Country of origin: Germany
- Number of Poles
- 3
- with Energy Consumption Meter
- No
- with Timer
- No
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.