Schneider Electric HRB1684301-01 user manual Verifying accuracy, Power, energy and power factor

PowerLogic™ PM5500 series user manual
Maintenance log	126
Chapter 15—Verifying accuracy	127
Testing overview	127
Accuracy test requirements	127
Signal and power source	127
Control equipment	127
Environment	127
Reference device or energy standard	128
Energy pulsing	128
Verifying accuracy test	129
Calculating the number of required pulses	130
Calculating total power	130
Percent error calculation	130
Test points	131
Energy pulsing considerations	131
VT and CT considerations	132
Example calculations	132
Adjustments to allow energy pulsing at the digital outputs	132
Typical sources of test errors	133
Chapter 16—Power, energy and power factor	135
Power (PQS)	135
Power and the PQ coordinate system	135
Power flow	135
Energy delivered / energy received	136
Power factor (PF)	136
True PF and displacement PF	136
PF lead / lag convention	136
Current phase shift from voltage	136
PF sign convention	137
PF sign in IEC mode	137
PF sign in IEEE mode	138
Power factor register format	139
Chapter 17—MID compliance	141
MID overview	141
Scope	141
MID compliance for the meter	141
Specifications relevant to MID	141
Safety precautions	142
Installation and wiring	142
Installing the terminal covers	143
PM5561 default screen	143
Meter firmware version	144
MID-protected setup parameters	144
Lock-protected setup parameters	144
Lock-protected functions	145
Setting up the PM5561	145
Basic setup menu	145
Advanced setup menu	145
Clock setup menu	145
Tariff setup menu	146
Passwords setup menu	146
Initializing the meter	146
Locking or unlocking the meter	146

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