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Monitoring relay 71.31.8.400.1021

  • Model:
    005.066.114
  • Copy
Monitoring relay 71.31.8.400.1021
Manufacturer: Finder
Monitoring relay 71.31.8.400.1021 detects over and under voltage limits in three phase 400VAC circuits.
• Adjustable under voltage trip level (0,8…0,95)Un and fixed over voltage trip level 1,15Un.
• Rated current 10A.
• Adjustable trip delay time (0,1…12)s.
• 1 change-over contact (SPDT).
• Fault memory, switch selectable.
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Technical data

Contact specification
Contact configuration1 change-over contact (SPDT)
Rated current/Peak current10A/15A
Rated voltage/Max switching voltage250VAC/400VAC
Rated load2500 VA (AC-1)
500 VA (AC-15 230VAC)
Single phase motor rating (230VAC)0.5 kW
Standard contact materialAgCdO
Supply specification
Nominal voltage (Un)400VAC
Rated power4 VA (50 Hz)
Operating range(0,8…1,15)Un
Complementary characteristics
Electrical life at rated load AC1100×103 cycles
Detection level Umin/Umax(0.8…0.95)Un/1.15Un
Trip on-delay/reaction time(0.1…12)s / <0,5s
Fault memory - selectableyes
Ambient temperature range-20°C…+55°C
Protection categoryIP 20

Dimensions and wiring diagram

Dimensions of monitoring relay 71.31.8.400.1021

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