ABB Frequency, Voltage Monitoring Relay, 1, 3 Phase, SPDT

View all Monitoring Relays
Discontinued
RS Stock No.:
876-2554
Mfr. Part No.:
1SVR560730R3400 CM-UFD.M22
Brand:
ABB
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Brand

ABB

Monitoring Application

Frequency, Voltage

Electrical Phase

1, 3

Contact Configuration

SPDT

Voltage Sensitivity

Overvoltage, Undervoltage

Time Delay

±20ms

Frequency Sensing Range

40 → 60Hz

Series

CM-UFD

Frequency Sensitivity

Overfrequency, Underfrequency

Maximum Operating Temperature

+60°C

Dimensions

108 x 67 x 90mm

Current Range

6.4mA

Terminal Type

Screw

Maximum Frequency Sensed

60Hz

Length

108mm

Minimum Voltage Sensed

0V ac

Operating Temperature Range

+60°C

Height

90mm

Special Features

Autotest Function, Monitoring of ROCOF (Rate of Change of Frequency), Multiline Backlit LCD Display

Number of Poles

1

Minimum Operating Temperature

-20°C

Width

67mm

Minimum Frequency Sensed

40Hz

CM-UFD Grid Feeding Relays


The expertly designed CM-UFD range of grid feeding relays ensures safe and reliable monitoring of numerous grid parameters when feeding energy into the public grid.

Main features include-
Monitoring of voltage and frequency in single and three-phase mains (2-wire, 3-wire, or 4-wire AC systems)
0-minutes average value monitoring
Rate of change of frequency monitoring configurable
Vector shift detection configurable
Error memory for up to 99 entries
Password protection available

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