Dold SL9071.12 3/N AC400/230V 0,7UN4%, Undervoltage Relay, sku: 0050044

Monitoring of three-phase voltage systems to identify undervoltage, asymmetry or phase failure and switching-on of safety lighting in accordance with DIN VDE 0108.

• According to IEC/EN 60255-1
• Identification of
  - Undervoltage
  - Phase failure
  - Asymmetry also with reverse voltage
  - Missing neutral in the system
  - Broken neutral on IL/SL 9071
  - Neutral exchanged against phase
• Single phase connection possible
• Fixed setting value (variable as an option)
• De-energized on trip
• LED indicator
• With safe disconnection according to IEC/EN 61140, IEC/EN 60947-1 between the Measuring Circuit and the contacts
• Independant of phase sequence
• 2 changeover contacts
• According to DIN VDE 0100-710 (for rooms used for medical purposes) as an option
• Devices available in 2 enclosure version:
  IL 9071: Depth 61 mm with terminals at the bottom for installations systems and industrial distribution systems according to DIN 43880
  SL 9071: Depth 98 mm with terminals at the top for cabinets with mounting plate and cable duct
• Width 35 mm