since 1991

Control panels

Range STA


Applications

Introduction


The STA range of electromechanical control panels is designed to control stator impedance start-up and is equipped with protective devices.

Technical Specifications


  • mains input 3ph ~ 50/60Hz 400V ±10%
  • 400+230/24V transformer for auxiliary circuits
  • automatic (stable) - 0 - Manual (unstable) selector
  • one float/pressure switch input
  • blue indicator light for mains on
  • green light for pump running
  • red alarm light for pump protection tripped
  • category AC3 line contactor
  • category AC3 impedance starting contactor
  • starting impedance
  • 4 operations/hour of which no more than 2 can be consecutive
  • max. acceleration time of 15 s.
  • overload thermal cut-out relay with internal reset
  • 0 – 30s impedance release timer
  • protection fuses for auxiliary and power circuits
  • main switch with door lock
  • metal cabinet
  • IP55 protection rating
  • ambient temperature:-5/+40°C
  • relative humidity at 40°C: 50% (non-condensing)

Documentation available


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STA

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Contacts


F.B. Srl
Via Valchiampo, 68
Montorso Vicentino (VI) - Italy
+39 0444 451330
info@fbpompe.com