Product Ranges

Electronic Timers

                           A-Series

                           B-Series

                           Digital Timers

                           H-Series

                           S-Series

Monitoring Devices


Power Supplies


Annunciators

Energy Management System

Tachometers

Time Switch


Hour Meters

Counters

Unik Temp
                          TX7 Series

                           H3TX Series

                           EX-9 Series

_______________________

Monitoring Devices

Model :PVIMD
Function: Phase Unbalance, Phase Reversal, Phase Missing, Under Voltage and Over Voltage Monitor and Control, Under Current and Over Current Monitor and Control , Neutral Open Protection.
System Input:  
Input Voltage 415V AC(3Ph-4W)
Input Current Current inputs(AR,AY,AB) lb=5A
Input Frequency 50Hz, ±2%
Power Consumption 15VA / 7.5W
Control output 2 c/o rated for 10A @ 250V AC / 28VDC resistive load
Accuracy:  
Voltage ± 4V
Current ±5% of full scale ± 1 digit
Trip Time ±1% of set delay ±2sec
General:  
Trip Setting Phase Unbalance -> 1-20%(Adj.)
Under Voltage -> 5 to 60V AC
Over Voltage ->5 to 60V AC
Over Current ->105% to 800%
Under Current -> 20% to 95%
Minimum setting current 0.5A
Maximum setting current 5A(Above 5A->CT can be used, CT setting max.500/5 in steps of 5)
Trip time delay 1 to 250secs settable for UB, OV, UV , OC , UC
Phase Failure trip time delay 3 sec Max. factory set.
Phase Reverse trip time delay Instantaneous
Recovery Time 2 sec Min.
Power ON Delay 10 sec Max.
Inrush current delay 1 to 60 secs settable
Mode of Operation Auto/Manual
Display 0.56" 7 segement LED displays
Monitoring Phase to Neutral
Climatic:  
Ambient Temperature Operation: -100C to + 550 C
Storage: -250C to + 800 C
Humidity Max 85% RH @ 400 C
Mechanical:  
Service life(under no load) 106 operations minimum
Electrical life(under full load) 105 operations minimum.
Rated frequency of operation 1800 ±5% operations per hour max
Electrical Safety:  
Insulation resistance >100M ohms @ 500V DC
Dielectric strength a) 2.5KV AC,50Hz for 1minute.(Between current carrying and non-current carrying parts)
b) 1.5KV AC, 50Hz for 1 minute.(Between contacts and control circuit)
c) 750V AC, 50 Hz for 1minute.(Between non-continuous relay contacts)
Electrical connection Screw type terminals with self lifting clamps
Dimension 96 x 96 x 112 mm(W x H x D)
Enclosure(series) E1D Series
Issued Date: 24/10/09