Metering; Metering Conventions - GE M60 Instruction Manual

CHAPTER 6: ACTUAL VALUES
The M60 is provided with optional PRP capability. This feature is specified as a software option at the time
of ordering. See the Order Codes section in chapter 2 for details
is a counter for total messages received (either from DANPs or from SANs) on Port A.
Total Received Port A
is a counter for total messages received (either from DANPs or from SANs) on Port B.
Total Received Port B
is a counter for total messages received with an error (bad port code, frame length too short).
Total Errors
is a counter for total messages received with an error on Port A (PRP frame, but port received through
Mismatches Port A
and LAN ID in the frame do not match).
is a counter for total messages received with an error on Port B (PRP frame, but port received through
Mismatches Port B
and LAN ID in the frame do not match).

6.3 Metering

6.3.1 Metering conventions

6.3.1.1 UR convention for measuring power and energy
The figure illustrates the conventions established for use in UR devices.
M60 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
Total Rx Port B:

Total Errors:

Mismatches Port A:

Mismatches Port B:

Range: 0 to 4G, blank if PRP disabled
Range: 0 to 4G, blank if PRP disabled
Range: 0 to 4G, blank if PRP disabled
Range: 0 to 4G, blank if PRP disabled
METERING
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