10.3   Voltage Compliance

Parameter	NERSA Limit	Measured Range	Compliance Status
Voltage PQ Events (threshold log)	≤ 40 events per quarter	0 events	Compliant
Power Failures / Outages	≤ 20 events per quarter	0 events	Compliant
Voltage Unbalance (max site)	≤ 2%	7.85%	Non-Compliant
Flicker Pst (short-term, max site)	≤ 1.0	0.00	Compliant
Flicker Plt (long-term, max site)	≤ 0.8	0.00	Compliant

10.4   Harmonic Distortion

Parameter	NERSA Limit	Measured Max (all meters)	Phases Exceeding Limit	Compliance Status
THD Voltage (VTHD)	≤ 5%	Max 1.4%	0	Compliant
3rd Harmonic (V)	Review	Max 0.6%	0	Compliant
5th Harmonic (V)	≤ 3%	Max 0.9%	0	Compliant
7th Harmonic (V)	≤ 3%	Max 0.8%	0	Compliant

10.5   Feeder Loading & Power Factor

Meter / Feeder	Voltage / Current / kW Snapshot	VTHD & PF	Compliance Status
Stanger-Feeder 1 (33KV) / 2 Stanger Substation	V: 19509.0V / 19713.0V / 19818.0V I: 53.00A / 56.00A / 54.50A kW: 3222.000 kW  Unbal: 1.57% as at 2026-06-22 14:32	VTHD: 0.6% / 0.9% / 0.7% PF: 0.985	Compliant
Stanger-Feeder 2 (33kV) / 2 Stanger Substation	V: 19833.0V / 19671.0V / 19506.0V I: 102.80A / 100.40A / 99.20A kW: 5838.000 kW  Unbal: 1.66% as at 2026-06-22 14:36	VTHD: — / — / — PF: 0.950	Compliant
Stanger-Gelnhills Feed (33KV) / 2 Stanger Substation	V: 19536.0V / 19701.0V / 19833.0V I: 210.80A / 218.00A / 217.20A kW: 12008.400 kW  Unbal: 1.51% as at 2026-06-22 14:36	VTHD: 0.7% / 0.8% / 0.6% PF: 0.944	Compliant
Stanger-Groutville Phase1 (33KV) / 2 Stanger Substation	V: 19542.0V / 18939.0V / 20481.0V I: 200.00A / 204.80A / 201.60A kW: 11328.000 kW  Unbal: 7.85% as at 2026-06-22 14:40	VTHD: — / — / — PF: 0.943	Compliant
Stanger-Sappi Feed 1 (33KV) / 2 Stanger Substation	V: 19506.0V / 19710.0V / 19830.0V I: 132.50A / 150.00A / 145.00A kW: 8359.500 kW  Unbal: 1.65% as at 2026-06-22 14:29	VTHD: — / — / — PF: 0.984	Compliant
Stanger-Sappi Feed 2 (33KV) / 2 Stanger Substation	V: 19476.0V / 19698.0V / 19791.0V I: 142.50A / 150.50A / 140.00A kW: 8313.000 kW  Unbal: 1.60% as at 2026-06-22 14:33	VTHD: — / — / — PF: 0.981	Compliant
Shakaskraal-Feeder 1 (North) (33KV) / 1 Shakaskraal Substation	V: 34029.0V / 0.0V / 34272.0V I: 96.00A / 0.00A / 92.80A kW: 5280.000 kW  Unbal: — as at 2026-06-22 14:31	VTHD: — / — / — PF: 0.811	Low PF Warning
Shakaskraal-Feeder 2 (South) (33KV) / 1 Shakaskraal Substation	V: 34419.0V / 0.0V / 34638.0V I: 382.40A / 8.00A / 376.00A kW: 21628.800 kW  Unbal: — as at 2026-06-22 14:29	VTHD: — / — / — PF: 0.827	Low PF Warning
Ballito Sub Incomer (Feeder 1) (33KV) / 3 Driefontein Substation's	V: 33672.0V / 0.0V / 34449.0V I: 79.80A / 0.00A / 79.80A kW: 4476.600 kW  Unbal: — as at 2026-06-22 14:33	VTHD: 1.3% / 0.0% / 1.4% PF: 0.840	Low PF Warning
Zimbali Sub Incomer (Feeder 2) (33KV) / 3 Driefontein Substation's	V: 34020.0V / 0.0V / 33555.0V I: 242.40A / 0.00A / 229.20A kW: 13744.800 kW  Unbal: — as at 2026-06-22 14:32	VTHD: 1.2% / 0.0% / 1.3% PF: 0.844	Low PF Warning
Site Combined Totals	Mean Voltage: 20904.90 V Total Current: 4165.2 A Total kW: 94199.100 kW	Mean PF: 0.911	Live

10.6   PQ Event Summary (2026-07-01 to 2026-09-30)

Event Type	Count	Severity	Notes
Voltage PQ Threshold Events	0	Low	DLMS event log codes 210-213
Power Failures / Outages	0	Low	Power fail log entries
Power Cycle Events (Up/Down)	0	Low	Standard event codes 1 & 2
Harmonic Exceedances (V H5/H7)	0	Low	All within limit

10.7   Compliance Summary

Metric	Target	Actual	Status
Meters Compliant (VTHD)	≥ 95%	100.0%	Compliant
Voltage Unbalance	≤ 2%	7.85%	Non-Compliant
PQ Threshold Events	≤ 40 / quarter	0	Compliant
Outages	≤ 20 / quarter	0	Compliant
Harmonic Incidents (H5/H7)	≤ 10	0	Within Limit