kVA ToolsBETA — Panel Pro
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Input — Load Details
| Description | Load Type | Qty | VA / Unit | PF | DF ⓘ | Continuous | Phase | Poles | CL (kVA) | DL (kVA) | Ibr (A) |
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Power Rating is in VA per circuit/unit. Leave DF blank to apply NEC 2026 demand factors automatically. Continuous = load operates ≥ 3 h (NEC §210.19 applies ×1.25 for branch sizing).
Input — System Configuration
| Voltage System | |
| System PF | |
| Spare Capacity (%) | |
| Growth Factor (%) | |
| Load Presets |
Output — Panel Schedule Summary
| Parameter | Value | Reference |
|---|---|---|
| Total Connected Load | — | Σ CLi |
| Total Demand Load (after NEC demand factors) | — | NEC §120.44 |
| Design Demand (spare + growth adjusted) | — | §120.44 |
| Total Demand Current | — | I = S / (√3·VLL) |
| Recommended Busbar Rating ⓘ | — | NEC §408 / IEEE C37.20.1 |
| Required Feeder Ampacity | — | NEC §215.2 |
| Phase Imbalance | — | IEEE 3001.2 |
| Panel Spaces Required | — | NEC §408.36 |
Per NEC §408.36, the sum of branch-circuit breaker ratings may exceed the main busbar rating — this is permitted when demand factors are correctly applied.
Output — Breaker Schedule & Phase Loading
| Breaker | Quantity Required |
|---|---|
| Single Pole | — |
| Double Pole | — |
| Three Pole | — |
| Phase | Loading (A) |
| A | — |
| B | — |
| C | — |
Branch-circuit ratings shown in Ibr (A) column of load table. Motor loads: see Motor Dashboard for full §430.52 device sizing.