Description
DIN Rail mounting multifunction transducers supplied in 100 x 112mm DIN rail cases.
The M550 PowerCom is a complete 1 phase or 3 phase multifunction AC power transducer with RS485 output.
Application
Self contained measurement of a wide range of electrical paremeters, where communication options are required
Programming
The M550 PowerCom is a complete 1 phase or 3 phase multifunction AC power transducer with RS485 output.
Parameters Measured
Phase voltage (V)
Line Voltage (V)
Phase Current (I)
Frequency (Hz)
Active Power Per Phase (W)
System Active Power (W)
Reactive Power per Phase (VAr)
System Reactive Power (V Ar)
Apparent Power per Phase (VA)
System Apparent Power (VA)
Import Active Energy (W.h)
Export Active Energy (W.h)
Import Reactive Energy (VAr.h)
Export Reactive Energy (VAr.h)
Apparent Energy (VA.h)
Ampere Energy (A.h)
Power Factor per Phase (P.F.)
System Power Factor (P.F.)
Amp Demand (Ad)
Watt Demand (Wd)
V A Demand (VAd)
Maximum Amp Demand (Max Ad)
Maximum Watt Demand Import (Max Wd)
Maximum Watt Demand Export (Max Wd)
Maximum VA Demand (Max VAd)
Neutral Current
Options
| Pulsed Output | This can be assigned to Wh, Varh, Ah or Vah |
| DC Auxiliary |
Ordering Information
| Information Required | Example |
| Product Code | M550-CT9 |
| Nominal Input Voltage | 230 / 400V AC |
| Nominal Input Current | 5A AC |
| System Frequency | 50Hz |
| Auxiliary | 230V |
| Option | Pulsed output |
Memory
All data including energy registers, current and voltage ratios and calibration data is stored in a non volatile eeprom
Programming
CT and VT ratios, demand time, assigning relay to different parameters, pulse duration etc. Can all be programmed via the RS485 port.
Specifications
| ACCURACY | INPUT |
| Specified @ 23ºC 10%-Un 10%-ln | Rated Un: Direct connected voltages between 57.8 and 600V. Specify Nominal |
| Paremeters unless stated: Class 0.2% to IEC 688 | Range: 2-120% Un |
| Overload 1.5 x Un cont. 4 x Un for 1 sec | |
| Frequency: Class: 0.1Hz to IEC 688 | Rated In: 1 or 5 Amp |
| Power Factor: Class: 1.0% to IEC 688 | Range 2-120% In |
| Active and Reactive Energy: 1% of reading IEC 1036 | Burden: 0.5VA per phase Volts & Amps |
| Overload: 4 x In continous. 50 x In for 1 sec | |
| Frequency 50/60Hz Nominal range 45/65Hz | |
| APPLIED STANDARDS | |
| General: IEC688 BSEN60688, BS4889, IEC359. | |
| EMC: | |
| Emmisions: BSEN50081/1 | |
| Immunity BSEN50082/2 | |
| Safety: IEC 1010, BSEN601010 | |
| INSULATION | |
| Test voltage: | 4kV RMS 50 Hz for 1 min |
| Inputs / Case / Auxiliary / Output | |
| 3kV RS485 / Outputs | |
| 1.5kV relay | |
| 1kV between Outputs | |
| Impulse Test: | EMC 5kV transient coplies with IEC801/ EN55020 HF |
| Surge Withstand: | IEC801/EN55020 Ansi C37.90A |
| Interference: | EHF 2.5kV 1Mhz complying to IEC255-4 |
| Protective class II: | Complying to IEC348 |
| ENVIRONMENT | APPROVALS |
| Working temp: 0 – +60ºC | UL C-UL CSA Pending |
| Storage temp: -30 – +65ºC | |
| Temp coefficient: 0.01% per ºC | |
| AUXILIARY | |
| AC voltage 115 or 230 or 277 volts (± 15%) | |
| DC voltage 12 / 24 / 48 / 110 / 125 volts (± 15%) | |
Case Dimensions
Connection Diagrames
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