F3-VSR4
  • 3-Phase 3-Wire voltage monitoring & display,
  • Phase Failure, Unbalance,
  • Phase Sequence, under voltage, Over Voltage,
  • Auto / Manual Reset,
  • Adjustable unbalance trip setting,
  • Adjustable under/over voltage settings,
  • Adjustable trip delay,
  • RS232 communication port,
  • 2 CO output relay, True RMS Values
    System Supply
  • Auxiliary Supply 90 – 270 VAC/ DC
    Frequency
  • Frequency 50 Hz / (60Hz) ± 3%
    Power Consumption
  • Power Consumption 8 VA max.
    Output Relay Contacts
  • Output Relay Contacts2 CO
    Output Contact Rating
  • Output Contact Rating5 Amp, 240 VAC [RESISTIVE]
    Monitoring ( Software Selectable)
  • Monitoring ( Software Selectable)Phase To Phase Voltages Or Phase To Neutral Voltage
    Power On Delay
  • Power On Delay 3.5 ± 1.5 Sec.
    Settings
  • SettingsBy Means Of Keyboard [4 Keys]
    Setting Parameters & Trip Level
    3 PH. 3 W (System Supply - 415 VAC PH - PH)
PARAMETER SPECIFICATION RESOLUTION FACTORY SETTING
NOMINAL MONITORING VOLTAGE 380 / 415 / 440 VAC [Ph-Ph] N.A. 415 VAC [Ph-Ph]
UNDER VOLTAGE 1 TO 80 V BELOW NOMINAL VOLTAGE  1 V 60 V
OVER VOLTAGE 1 TO 60 V ABOVE NOMINAL VOLTAGE 1 V 50 V
UNBALANCE 1 TO 20 % OF AVERAGE MONITORING VOLTAGE 1% 10%
INDIVIDUAL TRIP DELAY FOR UV, OV, UB FAULTS 1 TO 59 SECOND OR 1 SEC. 3 SEC
1 - 5 MINUTE 1 MIN.
UV, OV, UB, RP PROTECTION BYPASS YES / NO N. A. NO
RESET AUTO / MANUAL N.A. MANUAL
PASSWORD 00 TO 99 [TWO DIGITS] 1 3
FACTORY SET YES / NO N. A. NO
    3 PH. 3 W (System Supply - 110 VAC PH - PH)
PARAMETER SPECIFICATION RESOLUTION Factory Setting
NOMINAL MONITORING VOLTAGE 110 VAC [Ph-Ph] N.A. 110 VAC [Ph-Ph]
UNDER VOLTAGE 1 TO 15 V BELOW NOMINAL VOLTAGE  1 V 15 V
OVER VOLTAGE 1 TO 35 V ABOVE NOMINAL VOLTAGE 1 V 20 V
UNBALANCE 1 TO 20 % OF AVERAGE MONITORING VOLTAGE 1% 10%
INDIVIDUAL TRIP DELAY FOR UV, OV, UB FAULTS 1 TO 59 SECOND OR 1 SEC. 3 SEC
  1-5 MINUTE 1 MIN.  
UV, OV, UB, RP PROTECTION BYPASS YES / NO N. A. NO
RESET AUTO / MANUAL N.A. MANUAL
PASSWORD 00 TO 99 [TWO DIGITS] 1 3
FACTORY SET YES / NO N. A. NO
    3 PH. 4 W (System Supply - 415 VAC PH - PH)
PARAMETER SPECIFICATION RESOLUTION FACTORY SETTING
NOMINAL MONITORING VOLTAGE 220 / 230 / 240 / 250 VAC [Ph-N] 10 V 230 VAC [Ph-N]
UNDER VOLTAGE 1 TO 50 V BELOW NOMINAL VOLTAGE  1 V 40 V
OVER VOLTAGE 1 TO 25 V ABOVE NOMINAL VOLTAGE 1 V 20 V
UNBALANCE 1 TO 20 % OF AVERAGE MONITORING VOLTAGE 1% 10%
INDIVIDUAL TRIP DELAY FOR UV, OV, UB FAULTS 1 TO 59 SECOND OR 1 SEC. 3 SEC
1 - 5 MINUTE 1 MIN.
UV, OV,UB, RP PROTECTION BYPASS YES / NO N. A. NO
RESET AUTO / MANUAL N.A. MANUAL
PASSWORD 00 TO 99 [TWO DIGITS] 1 3
FACTORY SET YES / NO N. A. NO
    3 PH. 4 W (System Supply - 110 VAC PH - PH)
PARAMETER SPECIFICATION RESOLUTION Factory Setting
MONITORING VOLTAGE 63 VAC [Ph-N] NA 63 VAC [Ph -N]
UNDER VOLTAGE 1 TO 15 V BELOW NOMINAL VOLTAGE  1 V 15 V
OVER VOLTAGE 1 TO 25 V ABOVE NOMINAL VOLTAGE 1 V 20 V
UNBALANCE 1 TO 20 % OF AVERAGE MONITORING VOLTAGE 1% 10%
INDIVIDUAL TRIP DELAY FOR UV, OV, UB FAULTS 1 TO 59 SECOND OR 1 SEC. 3 SEC
1-5 MINUTE 1 MIN.
UV, OV, UB, RP PROTECTION BYPASS YES / NO N. A. NO
RESET AUTO / MANUAL N.A. MANUAL
PASSWORD 00 TO 99 [TWO DIGITS] 1 3
FACTORY SET YES / NO N. A. NO
    Test Facility
  • Test FacilitySimultaneous Press Of Esc & Up Keys.
    Reverse Phasing Trip Delay
  • Reverse Phasing Trip Delay Instantaneous (Less Than 1 Sec.)
    Setting Accuracy
  • Setting Accuracy± 2 % Of Set Parameter
    Time Accuracy
  • Time Accuracy± 5 % Of Setting
    Display
  • DisplayLcd [16 X 2 Char. Type With Backlit]
    Display Voltage Resolution
  • Display Voltage Resolution 1 Volt
    Display Accuracy
  • Display Accuracy± (1 % + 5 Digits) Of Nominal Voltage
    Resetting
  • ResettingAuto / Manual [simultaneous Press Of Up & Down Keys]
    Reset Gap For Auto Reset Facility
  • Uv Reset Gap3 % ± 1 % Of Trip Setting.
  • Ov Reset Gap3 % ± 1 % Of Trip Setting
  • Unbalance Reset Gap20 % ± 5 % Of Trip Setting
    Led Indications
  • P. On (Green)Power On
  • Ov (Red)Over Voltage
  • Uv (Red)Under Voltage
  • Ub/sp (Red)Unbalance / Single Phasing / Reverse Phasing
    Enclosure
  • Enclosure96 X 96 Type Enclosure
    Dimensions
  • Overall [mm] 96 X 96 X 80 Mm [h X W X D]
  • Cutout [mm] 92 X 92 [+ 1/– 0] Mm
    Mounting
  • MountingFlush Mounting
    Operating Conditions
  • Temperature0° To 60° C
  • HumidityUp To 95% Rh
    Weight [gms.]
  • Weight [gms.]800 (Approx.)
    Optional Feature
  • Optional FeatureRs232 Pc Interface With Minilec Exclusive Windows
    Based Pc Side Software.
  • Auto Mains Failure Panels.
  • Generator Set Panels.
  • Battery Charger Panels.
  • Inverter Panels.
  • DC Drive Control panels.
  • UPS

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