Protective Relays and Monitoring Relays from RS Components, Ltd.


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The IL9079 is an undervoltage relay for detecting short interruptions. Enclosure version for the IL 9079 has a depth of 59 mm. Terminals are at the bottom for installation systems and industrial distribution systems according to DIN 43 880.
Features & Benefits. Detecting undervoltage, short interruptions or phase loss in 3 phase systems. Prevents undefined states in the event of voltage errors. Detects short interruptions of 20 ms. Adjustable fallback value of 0.55 â†' 1.05 UN. Adjustable reactivation delay. Configurable reactivation Block. Also for single phase connections. Relay output, 2 changeovers. 35 mm overall width. In accordance with IEC 255, VDE 0435 Section 303. Green LED indicates for closed contact. Optionally for 3p3w systems. Manual reset is possible with external circuit
Monitoring Application = Voltage
Supply Voltage = 230/400 V ac
Contact Configuration = DPDT
Voltage Sensitivity = Undervoltage
Electrical Phase = 3
Time Delay = 0.2 - 2 s
Height = 90mm
Dimensions = 59 x 35 x 90 mm
Minimum Operating Temperature = -20°C
Width = 35mm

Product Category
Protective Relays and Monitoring Relays
Operating Temp
-4 F (-20 C)

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