Do you have a question about the Siemens 3UA50 and is the answer not in the manual?
Rated Operational Voltage | 690 V AC |
---|---|
Number of poles | 3 |
Protection Class | IP20 |
Number of NC contacts | 1 |
Number of NO contacts | 1 |
Current Range | 0, 55 ... 2 A |
Overload release class | 10A |
Rated insulation voltage | 690 V |
Rated frequency | 50/60 Hz |
Mounting type | DIN Rail |
Ambient temperature | -25 ... +60 °C |
Ambient temperature range | -25 ... +60 °C |
Provides guidance on protection against live parts, finger touch safety, and qualified personnel requirements.
Alerts users to hazardous voltage causing shock and burns, requiring power disconnection before work.
Details configurations for 3UA50/3UA52 relays with various contactors or individual mounting.
Illustrates physical dimensions and mounting details for 3UA50 and 3UA52 relays in millimeters.
Details allowable orientations for overload relays, with and without contactors.
Explains snap-on and bolt-on mounting methods for the overload relay on standard rails or surfaces.
Shows the wiring diagram for connecting the overload relay to other components.
Specifies the range of wire sizes suitable for the relay's terminals.
Guides users through setting the scale, using reset and test buttons, and understanding trip indication.
Presents tripping time curves based on current setting and ambient temperature for different models.
Lists rated insulation voltage and operational current for 3UA50 and 3UA52 models.
Details operational currents for AC-15 and DC-13 ratings and rated insulation voltage.
Specifies requirements for NH, NEOZED, DIAZED fuses and miniature circuit-breakers.
Explains how to adjust settings and use correction factors for ambient temperatures above 55°C.