Installation and Operating Instructions - Crompton Instruments

POWER METERING
In this mode, your SPR can be configured or re-configured to keep up with any system changes.
Your system generator or bus readings can be monitored.
System configuration
The system configuration should be checked and set to your requirements as detailed in
SYSTEM CONFIGURATION.
If a fault is suspected in your system, use the Power Metering Menu to check the electrical
system and connections. Any of the electrical parameters can be monitored, including generator
voltage readings, power, power factor, frequency, current etc.
‘Generator’ checking
Return to the Main Menu by pressing
ESC as required.
Use the DOWN key to highlight POWER
METERING and press ENTER.
This will bring up the Power Metering
Menu; from this menu you can scroll to
the Generator or Bus sub-menus.
Selecting Gen Readings and pressing
ENTER will bring up the generator Menu.
By scrolling down the menu, you can
check:
●
Voltage
●
Current
●
WATTS (Active power)
●
VA (Apparent power)
●
VAR (Reactive power)
●
PF (Power factor)
●
PA (Phase angle)
●
FREQUENCY
The examples on the following pages reflect the three phase four wire product (model SPR-
014W). Please note that not as many measurements are available on the three phase three wire
product (model SPR-013W) for example, neutral current readings will be zero as this signal does
not exist. In the following screens, press ESC to return to the Gen Readings menu.
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