- Phase Failure Relays
- Monitoring Relays
- Motor / Pump Protection Relays
- Electronics Timers
- Liquid Level Controllers
- Power Line Transducers And MFM
- Automation Products
- Alarm Annunciators
- Products For Agri Sector
Potential Free Inputs
Potential Inputs
Alarm Annunciator
Phase Failure Relays
S2 DVMR
Phase Failure
Phase Sequence Reversal
Technical Data
- System100 – 120 / 220 – 240 / 380 – 440 VAC -25%, +20% (3 Ph. 3W / 4W)
- AuxiliaryBuilt-in
- Frequency45 – 65 Hz
- Power Consumption25 VA max.
Supply Voltage
- Output Relay Contact(1 CO + 1 CO) / 2 CO
- Contact Rating5A @ 250 VAC / 30 VDC (Resistive)
Output Contacts
- MonitoringPH - PH Voltages OR PH - N Voltages (Software Selectable)
- ProtectionsPhase Failure, Phase Sequence Reversal, Voltage Unbalance, Under Voltage, Over Voltage, Under Frequency, Over Frequency, Neutral Fail
Monitoring & Protection
- DisplayLCD (3 Digit Liquid Crystal Display With Backlight)
- Display ParameterRotational display of PH - PH Voltages OR PH - N Voltages
- Resolution (Voltage)1 V
- Resolution (Frequency)1 Hz
- Display Accuracy± (1% ± 5 Volts) of actual voltage
Display
- UV / OV / UB± 2% of set value
- Power On Delay / Trip Delay± 5% of set value (± 1 sec for 1 to 10 Sec Ranges)
Setting Accuracy
- Resetting ModeAuto / Manual Reset
Resetting Mode
- ON (Green)Power ON
- TRIP (Red)Relay Trip due to any fault
Indications
- Operating Temperature-5 °C to + 60 °C
- Storage Temperature-10 °C to + 60 °C
- HumidityUp to 95% R.H.
Operating Conditions
- EnclosureS2 FR GRADE Enclosure
- Mounting35 mm Din Rail mounting
Enclosure
- Weight150 gms. approx.
Weight
- Overall (L x W x H)93 x 35 x 61
Dimensions (mm)
- TerminalsSuitable for 2.5 sq.mm cable
- Torque0.6 Nm max.
Terminations
- Display backlight flashes (ON & OFF) if the unit trips due to any fault.
- Wherever not specified Contact Rating : 5A @ 250 V AC (resistive)



