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

_______________________

EMS Series


Model : EMS-17 (Dual Source Energy Meter)
Parameters Source Voltage
V L-N, V L-L ,Ampere,Frequency, PF R,Y,B, Total RPM, Phase angle R,Y,B, Active Power (W) R,Y,B, Total, Active Energy(Wh) , Load ON hours 415V AC (3ph-4W)/415V AC (3ph-3W)
General Specification
Rated voltage (Aux. Supply) 85 V to 270 V AC / DC
Rated Frequency (Aux. Supply) 50 / 60 Hz ±5% for AC only
Power consumption < 15VA / 3W
Accuracy Class 1.0(0.5 or 0.2 on request)
Sensing

True RMS

Input Voltage

3 Phase 4 wire (R, Y, B, N).

110 VAC/415 VAC (VL-LNominal)

Range 80 to 500 VL-L (withstands up to 600V)

Input Current

Current inputs (AR, AY, AB)

10mA to 6A typical (10A max)

Input Frequency 50 Hz, ±2%
Generator Sensing Voltage 12V AC/ DC to 240 V AC / 220V DC
CT Ratio Selectable primary 1A to 50 KA max
secondary 1A to 5A .
PT Ratio Selectable

Primary  100 V  to  999KV

Secondary  80 V to  500V

Communication RS 485 MODBUS RTU Protocol
Baud Rate

2400, 4800, 9600, 19200 bps

Data retention   10 years min
Password

User settable

Range  0001 to 9999

Recovery Time                                        

2 Sec

Meter Constant 3200 Pulses / KWh
Environmental Specification
Ambient Temperature Operation: -100C to + 550 C
Storage: -250C to + 800 C
Humidity Up to 85% RH @ 400 C
Safety
Insulation resistance >100M ohms @ 500V DC
Dielectric strength 2.5KV AC, 50HZ for 1 minute. (Between current carrying & non-current carrying parts)
Electrical connection Screw type terminals with self lifting clamps
Dimension(Over all) 96 x 96 x 117.5 mm(W x H x D)
Dimension(Cut outl) 92 X 92mm (W X H)
** Instrument used for measurement are only class 0.1