• 40-50-70A AC load current

  • 280V AC, 480V AC or 500V AC load voltage

  • 0-10V DC input signal

  • LED status indicator for input signal

  • Zero-cross switching

  • AC voltage can be controlled with the phase angle

  • Built-in varistor protection

  • CE marked according to European Norms


Environmental Conditions
Ambient/Storage Temperature-25...60 ºC / -30...100 ºC
Relative Humidity90% relative humidity for temperatures up to 20 °C, decreasing linearly to 50% at 40 °C
Protection DegreeAccording to EN 60529 IP20
HeightMax. 1000m
Electrical Characteristics
Input Voltage0-10V DC
Pick-up Voltage>0.06V DC
Drop-out Voltage<0.04V DC
Turn-on Time15ms
LED IndicatorLED lits proportional to input signal
ProtectionAvailable against cross-connection of input signal
Load Current (Arms)ERVA1-240PA: 40
ERVA1-440PA: 40
ERVA1-550PA-F: 50
ERVA1-570PA-F: 70
Load Voltage (Vrms)ERVA1-240PA: 180-280
ERVA1-440PA: 180-480
ERVA1-550PA-F and ERVA1-570PA-F: 180-500
Frequency (Hz)50-60
Mounting MethodTH35 rail mounting
DimensionsERVA1-x40PA and ERVA1-550PA-F: W46xH110xD117 mm
ERVA1-570PA-F: W79xH120xD132 mm
WeightERVA1-x40PA ve ERVA1-550PA-F: 450g (after packaging)
ERVA1-570PA-F: 550g (after packaging)
Enclosure MaterialSelf extinguishing plastics
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