Entes MPR-45 - Technical Features and Appendix; Technical Features

62
TECHNICAL FEATURES AND APPENDIX
Technical Features
Operating Voltage (Un)
45 – 265 VAC/DC
Operating Frequency (f)
45-65 Hz
Supply Input Burden
<5 VA
Supply Input Burden
<1 VA
Measuring Voltage Input (Vin)
10 – 300 VAC (L-N)
10 – 690 VAC (L-L)
Measuring Current Input (Iin)
0.05 – 5.5A ~
Measuring Power Range
0...9999 MW
Measuring Energy Range
9999999.9 k/M (Wh, VArh)
Class
Voltage
0.5%
Current
0.5%
Frequency
0.1%
cosφ
±0.2%
Active Power
1%
Reactive Power
1%
Active Power Energy
1%
Reactive Power Energy
2%
Current Transformer Ratio (Ctr)
1...5000
Voltage Transformer Ratio (Vtr)
1MV / measurement
Demand Time
Adjustable between 1-60 minutes
Communication (Isolated)
MODBUS RTU (RS-485)
Baud Rate
2400 – 115200 bps
Address
1 – 247
Parity
None, Even, Odd
Stop Bit
1
Max Communication Distance
1200 m (MODBUS/RS-485 side, with signal
amplifier)
Internal Memory
16MB
Relay Outputs (2 pcs, with module)
2 NO, 5 A, 1250 VA
Pulse Outputs (4 pcs, with module)
Modular
Pulse Width
t-ON = ≥ 30 ms
Time between two pulse peaks
t-OFF = ≥ 30 ms
Transition Time
t-T = ≤ 5 ms
Digital Inputs (4 pcs, with module)
12...48 VAC/DC
Analog Voltage Output (2 pcs, with module)
0 – 10 V, ±5 V, ±10 V
Analog Current Output (2 pcs, with module)
0/4 – 20mA, 4-24 mA
Connection Type
3P4W, 3P3W, ARON, 3P4W balances, 3P3W
balanced
Harmonics Measurement (For MPR-47S)
2nd – 51st Harmonics
Operating Temperature
-5...+55ºC
Storage Temperature
-20…+70ºC
Humidity
Maximum 90%
Display
Backlit FSTN Custom LCD
Data Logging
Available
Real Time Clock
Available
Tariffs
8+1 (Generator)
Dimensions
96x96x50 mm
Device Protection Class
Double Insulation
Front Panel Protection Class
IP51
Terminals Protection Class
IP20
Enclosure Material
Nonflammable
Installation
Front Panel Mounting
Cable Thickness For Voltage Connection
Max. 2.5 mm
2