Siemens 3UG4631-1AW30 Single Phase Voltage Monitoring Relay Digital SPDT-CO

Order Code:

64-8856

Brand: Siemens MPN: 3UG46311AW30 EAN-13: 4011209642447
Qty Was Unit Price (Ex VAT)
1+ £138.06 £137.09
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2 in stock, despatched in 4 working days

This digital relay has a measurable voltage of 0.1 to 60V AC and functions as a voltage monitoring relay for single-phase AC and DC voltages against a set threshold for overshoot and undershoot.

Typical applications for this device includes: protection of plant against destruction due to overvoltage, switch-on of plant at a defined voltage and higher, protection against overloaded supply voltages, particularly with battery power, threshold switch for analogue signals from 0.1 to 10 V.


  • LCD display
  • Control voltage 24 to 240V AC/DC
  • 1CO Contact
  • Adjustable overshoot, undershoot or range monitoring
  • Freely configurable delay times and RESET response
  • Width 22.5 mm
  • Display of ACTUAL value and status messages
  • Screw terminals
Type Voltage monitoring relay
Contact Configuration 1CO
AC input frequency 50 - 60 Hz
AC input voltage 240 V
Contains function DC overvoltage true
Contains function DC-under voltage true
Contains function DC-voltage hysteresis true
Control voltage 2 to 240V AC/DC
Country of origin Germany
Depth 91mm
Dimensions 92 x 22.5 x 91mm
External power supply required N/A
Height 92mm
Max. permitted delay-on energization time N/A
Max. permitted off-delay time 20s
Min. adjustable delay-on energization time N/A
Min. adjustable off-delay time 0.1s
Number of contacts as change-over contact 1
Number of contacts as normally closed contact 0
Number of contacts as normally open contact 0
Operating Voltage (AC) 0.1 to 60V
Operating voltage AC 50 Hz N/A
Operating voltage AC 60 Hz N/A
Operating voltage DC N/A
Package depth 107mm
Package height 29mm
Package width 99mm
Product colour Black, Grey
Rated switch current N/A
Response value voltage 0.1 - 60V
Single-phase hysteresis possible true
Single-phase overvoltage possible true
Single-phase under voltage possible true
Supply voltage AC 50 Hz N/A
Supply voltage AC 60 Hz N/A
Supply voltage DC N/A
Temperature Range -25 to +60°C
Three-phase hysteresis possible false
Three-phase overvoltage possible false
Three-phase under voltage possible false
Type of electric connection N/A
Type of voltage measuring range AC/DC
Voltage measuring range 1 0.1 - 60V
Voltage measuring range 2 N/A
Voltage type (operating voltage) N/A
Voltage type (supply voltage) N/A
Weight 140 g
Width 22.5mm
With detachable clamps true

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