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Quick Details

Operating Temperature Range: -20 → +50 °C
Width: 35mm
Maximum Voltage Sensed: 528V ac
Time Delay: 0.3 → 30 s
Brand: Schneider Electric
Minimum Voltage Sensed: 194 V ac
Contact Configuration: DPDT
Monitoring Application: Voltage
Minimum Operating Temperature: -20°C
Maximum Operating Temperature: +50°C
Height: 90mm
Electrical Phase: 3
Voltage Sensing Range: 194 → 528 V ac
Dimensions: 72 x 35 x 90 mm
Supply Voltage: 220 → 480 V ac
Voltage Sensitivity: Absence of Neutral, Overvoltage and Undervoltage Between Neutral, Overvoltage and Undervoltage Between Phase
Length: 72mm

Specifications

Schneider Electric RM17/35 UB measurement and control relays for 3 phase supplies, monitor correct sequences of phases L1, L2 and L3. It also monitors total loss of one or more phases, asymmetry, and over and undervoltage with independent adjustments. In the event of voltage fault, the relay opens at the end of the time delay set by the user, if the device is switched on with a measured fault, the relay remains open. In the event of loss of neutral or a phase sequence, the relay opens instantly.
Checks its own power supply
Clear hinged front cover
Potentiometer selects voltages between phases
LED display of output status
DIN Rail mounting