Dold SL9077.12/001 3AC100V 0,1-20S, Over- and undervoltage relay, sku: 0067299

Monitoring of three-phase voltage systems to identify overvoltage and undervoltage, e.g. to monitor in-house generation equipment in accordance with VDE 0100.

• According to IEC/EN 60255-1
• Identification of overvoltage, undervoltage and phase failure
• With asymmetry identification as an option
• Mains fault diagnostics with a number of LEDs
• Setting values for overvoltage and undervoltage can be set separately
• Large Setting Ranges 0.9 ... 1.3 UN and 0.7 ... 1.1 UN
• Time delay variable between 0.1 ... 20 s
• Closed circuit operation
• No auxiliary voltage
• Independant of phase sequence
• As option with phase sequence detection
• Single-phase connection possible
• Optionally for 3P3W Systems
• 2 changeover contacts, at IP/SP 9077 2 x 2 changeover contacts
• Devices available in 2 enclosure versions:
  I-model: depth 59 mm, with terminals at the bottom for installation systems and industrial distribution systems according to DIN 43 880
  S-model: depth 98 mm, with terminals at the top for cabinetswith mounting plate and cable duct
• IL 9077, SL 9077: width 35 mm
  IP 9077, SP 9077: width 70 mm