Economic Multifunction Meter [MFM383A]

! 3Ø True RMS (Voltage, Current)
! Single Pulse Output
! Programmable CT / PT Primary / Secondary
! Energy (Active, Reactive & Apparent)
! 3Ø Power (Active, Reactive & Apparent)
Input Current Range Nominal 5A AC (Min – 11mA, Max – 6A)
Frequency 45 to 65Hz
Input Voltage Range 11 to 300V AC (L – N)
19 to 519V AC (L – L)
Electrical Connection 3Ø – 3 wire, 3Ø – 4 wire, 2Ø – 3 wire, 1Ø – 2 wire
Power Consumption 8VA max
Display Scrolling Automatic / Manual
Display Reset Programmable (For energy)
Resolution For energy : 0.1k, 1k
(depending upon CT ratio x PT ratio)
For Power, Voltage,
Current : Auto Resolution
For Power Factor : 0.001
Accuracy Voltage (L – N / L – L) : ±0.5% of F.S.
Current : ±0.5% of F.S.
Power Factor : ±0.01
Frequency : ±0.1% For L – N Voltage >20V
For L – L Voltage >35V
Power (Active, Reactive, Apparent) : 1%
Energy (Active, Reactive, Apparent) : Class 1
Memory Retention 10 years (For energy)
Measuring Parameters Voltage (L – L / L – N) (Individual / Average),
Current (Individual / Average),
Frequency, Power Factor (Individual / Total),
Active, Reactive & Apparent Power (Individual /
Total), Active, Reactive & Apparent Energy (Total)
Pulse Output Voltage Range : External 24V DC max
Current Capacity : 100mA max
Pulse Width : 100ms ±5ms
CT Primary 1 / 5A upto 10kA (Programmable for any Value)
CT Secondary 1 / 5A (Programmable)
PT Secondary 100V to 500V AC (L – L) (Programmable for
any Value)
PT Primary 100V to 10kV (Programmable for any Value)