1Ø digital Pump protection relay with inbuilt WLC    
Product: PPRWD-4M-1    
Monitors: Phase loss, Phase unbalance, Phase sequence, Overload trip current, Under / Over current and voltage in 1Ø pumps.    
Float switch Input for water level based pump controlling    
Auto / Remote test available.    
Output contact : 1 SPST relay , Direct 30A Relay output.    
Direct 30A Relay output.    
Aux Supply : 180 to 300V AC (L-N)    
Measuring Parameter    Monitors Dry/Under Current, Over Current, Locked Current, Over Voltage, Under Voltage, Phase Failure and Overload with Automatic start & stop as per water level detection (Float switch)
Electrical Connection    1Ø - 2
Test / Reset    Manual / Auto reset
LED Indication    Power ON, Trip indication
Display    3 Digits, 7 Segment LED display
Voltage Measuring Range    180 to 300V AC (L - N)
Power Consumption    40VA (max)
Power Motor Rated Current Measuring    1A to 30A
Output Contact    Control Output 1 NO Relay,
    Relay Rating 32A@277V AC
Accuracy    Current Accuracy ±5% of rated current,
    Voltage Accuracy ±1% of 300V,
    Time Accuracy ±5% ±100msec
Functional Specifications    Over load NEMA class 5, 10, 15, 20, 30,
    Over current ranges [Ir (Rated current) + 1 to 32A],
    Under current [0.2A to Ir (Rated current) - 1],
    Locked current / Stall current [Ir (Rated current) + 1 to 32A],
    Over voltage 180V - 300V AC ( L - N ),
    Under voltage 180V - 300V AC ( L - N )
Time Setting    Power ON delay 1sec (Fixed),
    Trip time delay (Current & Voltage parameters) 0 - 999sec,
    Recovery time (Current & Voltage parameters) 1 - 999sec,
    Reset attempts 3 (fixed),
    Reset Attempt Time Frame 1 - 999 mins
Auto Restart Attempts    3 (Fixed)
Mounting    DIN Rail Mount
Size    66.50 x 70 x 90 (H x W x L)

1Ø digital Pump protection relay with inbuilt WLC - Product: PPRWD-4M-1

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