Three Phase Multifunction Meters
For applications where more than the basic energy variables are required, NHP offers a range of three phase multifunction meters to measure advanced and critical system variable such as harmonics and power factor.
Modular multifunction meters Compact multifunction metersAdvanced multifunction meters
Features and Benefits
- DIN mount or panel mount options available
- Options for Modbus or BACnet communication ability for application flexibility
- Modular designs to allow for the most economical solution for any application
- Easy to install and configure.
Modular Multifunction meters:
The modular multifunction meter measures all system variables and offers flexibility to be an economical solution for all applications.
NEMO96 HD
LCD panel mount MFM
Connection type:
5A CT connect, VT connect, Rogowski coil option available
System Variables:
kWh, kVArh, V, A, VA/W/Var, PF, Hz, THD (25th harmonic), phase-sequence
Active energy accuracy / IEC 62053-21:
Class 0.5s
Four Quadrant monitoring:
Yes
Comms enabled:
Yes (Modbus RTU/TCP, BACnet MS/TP options available)
Other I/O:
Various configurations are available through add-on modules, including pulse/alarm/control I/O and analogue outputs
Additional Features:
Suitable for both Low and High Voltage applications with programable VT ratio from 1 to 1200V. Integrated memory available via add-on modules and retro-fit options available with Rogowski coils.
DIRIS A-30
3ph Panel Mount advanced modular MFM
Connection type:
CT 1 A or 5A
System Variables:
kWh, kVArh, kVAh, PF, THD (51st harmonic)
Active energy accuracy / IEC 62053-21:
Class 0.5s
Four Quadrant monitoring:
Yes
Comms enabled:
Yes (Modbus RTU/TCP, BACnet-IP and MS/TP options available)
Other I/O:
Various configurations are available through add-on modules, including pulse/alarm/digital I/O and analogue outputs
Additional Features:
Integrated memory is available through an additional module. Also suitable to be used as a gateway to centralise other Modbus devices through an additional module.
WM30/WM40
LCD panel mount MFM
Connection type:
Current Transformer (CT)
System Variables:
kWh, kVArh, V, A, VA/W/Var, PF, Hz, THD, harmonic
Active energy accuracy / IEC 62053-21:
Class 0.5s
Four Quadrant monitoring:
Yes
Comms enabled:
Yes (Modbus RTU/TCP, BACnet-IP and MS/TP options available)
Other I/O:
Various configurations are available through add-on modules, including pulse/alarm/control I/O and analogue inputs
Additional Features:
Up to 16 configurable alarms available, and integrated memory available via add-on modules.
Compact Multifunction meters:
The compact DIN mountable multifunction meter offers all the system variables required including harmonic current and voltage up to 50th harmonic.
NEMO D4 LE
LCD Advanced DIN-rail MFM
Connection type:
5A CT connect, VT connect, Rogowski coil option available
System Variables:
kWh, kVArh, V, A, VA/W/Var, PF, Hz, THD and harmonic analysis (50th harmonic), phase-sequence
Active energy accuracy / IEC 62053-21:
Class 0.5s
Four Quadrant monitoring:
Yes
Comms enabled:
Yes (Modbus RTU/TCP or BACnet MS/TP native options available)
Other I/O:
2x inputs, 1x pulse/alarm output
Additional Features:
Retrofit option available with Rogowski coils.
DIRIS A-10
3ph DIN mount advanced MFM
Connection type:
Via CT 5A / 9999 A
System Variables:
kWh, kVArh, kVAh, PF, THD (63rd harmonic)
Active energy accuracy / IEC 62053-22:
Class 0.5s
Four Quadrant monitoring:
Yes
Comms enabled:
Yes (Modbus RS485)
Other I/O:
Pules output version available, integrated temperature monitoring available with all A-10meters
Advanced Multifunction meters
Quick-connect advanced multifunction meter offering high accuracy metering with a wide range of quick connect CT options including solid core, split core and Rogowski coil as well as added feature of virtual breaker status monitoring.
DIRIS A-40
3ph Quick connect panel mount advanced MFM
Connection type:
RJ12 quick connect CTs
System Variables:
kWh, kVArh, kVAh, PF, THD (63rd harmonic)
Active energy accuracy / IEC 62053-21:
Class 0.2s
Four Quadrant monitoring:
Yes
Comms enabled:
Yes (Modbus RS485 / Ethernet/ BACnet IP)
Other I/O:
3 digital inputs and 2 digital outputs
Additional Features:
-
Multiple quick connect CT options
- Solid core, split core or Rogowski coil available
- Flexible applications with up to 6000A rating - Ability to monitor circuit breaker status with iTR CTs or auxiliary contacts